/*******************************************************************************
* Copyright (c) 2000, 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Tom Tromey - patch for readTable(String) as described in http://bugs.eclipse.org/bugs/show_bug.cgi?id=32196
* Palo Alto Research Center, Incorporated - AspectJ adaptation
*******************************************************************************/
package org.aspectj.org.eclipse.jdt.internal.compiler.parser;
import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import org.aspectj.org.eclipse.jdt.core.compiler.CharOperation;
import org.aspectj.org.eclipse.jdt.core.compiler.InvalidInputException;
import org.aspectj.org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.aspectj.org.eclipse.jdt.internal.compiler.CompilationResult;
import org.aspectj.org.eclipse.jdt.internal.compiler.ast.*;
import org.aspectj.org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.aspectj.org.eclipse.jdt.internal.compiler.env.ICompilationUnit;
import org.aspectj.org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.aspectj.org.eclipse.jdt.internal.compiler.impl.ReferenceContext;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.ClassScope;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.Binding;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.ExtraCompilerModifiers;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.MethodScope;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeConstants;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.TypeIds;
import org.aspectj.org.eclipse.jdt.internal.compiler.parser.diagnose.DiagnoseParser;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.AbortCompilation;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.AbortCompilationUnit;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemReporter;
import org.aspectj.org.eclipse.jdt.internal.compiler.problem.ProblemSeverities;
import org.aspectj.org.eclipse.jdt.internal.compiler.util.Messages;
import org.aspectj.org.eclipse.jdt.internal.compiler.util.Util;
/**
* AspectJ Extension- made a few changes to increase accessibility.
* Several changes to load static tables relative to different classes.
* The key extensibility challenge remaining appears
* to be the static dependencies on ParserBasicInformation and ITerminalSymbols.
* Renamed from Parser to TheOriginalJDTParserClass
*/
public class TheOriginalJDTParserClass implements ParserBasicInformation, TerminalTokens, OperatorIds, TypeIds {
protected static final int THIS_CALL = ExplicitConstructorCall.This;
protected static final int SUPER_CALL = ExplicitConstructorCall.Super;
public static char asb[] = null;
public static char asr[] = null;
//ast stack
protected final static int AstStackIncrement = 100;
public static char base_action[] = null;
public static final int BracketKinds = 3;
public static short check_table[] = null;
public static final int CurlyBracket = 2;
protected static final boolean DEBUG = false; // AspectJ extension - made protected
protected static final boolean DEBUG_AUTOMATON = false; // AspectJ extension - made protected
private static final String EOF_TOKEN = "$eof" ; //$NON-NLS-1$
private static final String ERROR_TOKEN = "$error" ; //$NON-NLS-1$
//expression stack
protected final static int ExpressionStackIncrement = 100;
protected final static int GenericsStackIncrement = 10;
private final static String FILEPREFIX = "parser"; //$NON-NLS-1$
public static char in_symb[] = null;
private static final String INVALID_CHARACTER = "Invalid Character" ; //$NON-NLS-1$
public static char lhs[] = null;
public static String name[] = null;
public static char nasb[] = null;
public static char nasr[] = null;
public static char non_terminal_index[] = null;
private final static String READABLE_NAMES_FILE = "readableNames"; //$NON-NLS-1$
private final static String READABLE_NAMES_FILE_NAME =
"org.aspectj.org.eclipse.jdt.internal.compiler.parser." + READABLE_NAMES_FILE; //$NON-NLS-1$
public static String readableName[] = null;
public static byte rhs[] = null;
public static int[] reverse_index = null;
public static char[] recovery_templates_index = null;
public static char[] recovery_templates = null;
public static char[] statements_recovery_filter = null;
public static long rules_compliance[] = null;
public static final int RoundBracket = 0;
public static byte scope_la[] = null;
public static char scope_lhs[] = null;
public static char scope_prefix[] = null;
public static char scope_rhs[] = null;
public static char scope_state[] = null;
public static char scope_state_set[] = null;
public static char scope_suffix[] = null;
public static final int SquareBracket = 1;
//internal data for the automat
protected final static int StackIncrement = 255;
public static char term_action[] = null;
public static byte term_check[] = null;
public static char terminal_index[] = null;
private static final String UNEXPECTED_EOF = "Unexpected End Of File" ; //$NON-NLS-1$
public static boolean VERBOSE_RECOVERY = false;
protected int astLengthPtr;
protected int[] astLengthStack;
protected int astPtr;
protected ASTNode[] astStack = new ASTNode[AstStackIncrement];
public CompilationUnitDeclaration compilationUnit; /*the result from parse()*/
protected RecoveredElement currentElement;
public int currentToken;
protected boolean diet = false; //tells the scanner to jump over some parts of the code/expressions like method bodies
protected int dietInt = 0; // if > 0 force the none-diet-parsing mode (even if diet if requested) [field parsing with anonymous inner classes...]
protected int endPosition; //accurate only when used ! (the start position is pushed into intStack while the end the current one)
protected int endStatementPosition;
protected int expressionLengthPtr;
protected int[] expressionLengthStack;
protected int expressionPtr;
protected Expression[] expressionStack = new Expression[ExpressionStackIncrement];
public int firstToken ; // handle for multiple parsing goals
// generics management
protected int genericsIdentifiersLengthPtr;
protected int[] genericsIdentifiersLengthStack = new int[GenericsStackIncrement];
protected int genericsLengthPtr;
protected int[] genericsLengthStack = new int[GenericsStackIncrement];
protected int genericsPtr;
protected ASTNode[] genericsStack = new ASTNode[GenericsStackIncrement];
protected boolean hasError;
protected boolean hasReportedError;
//identifiers stacks
protected int identifierLengthPtr;
protected int[] identifierLengthStack;
protected long[] identifierPositionStack;
protected int identifierPtr;
protected char[][] identifierStack;
protected boolean ignoreNextOpeningBrace;
//positions , dimensions , .... (int stacks)
protected int intPtr;
protected int[] intStack;
public int lastAct ; //handle for multiple parsing goals
// AspectJ Extension
protected int currentTokenStart; // for aspectj
// End AspectJ Extension
//error recovery management
protected int lastCheckPoint;
protected int lastErrorEndPosition;
protected int lastErrorEndPositionBeforeRecovery = -1;
protected int lastIgnoredToken, nextIgnoredToken;
protected int listLength; // for recovering some incomplete list (interfaces, throws or parameters)
protected int listTypeParameterLength; // for recovering some incomplete list (type parameters)
protected int lParenPos,rParenPos; //accurate only when used !
protected int modifiers;
protected int modifiersSourceStart;
protected int[] nestedMethod; //the ptr is nestedType
protected int nestedType, dimensions;
ASTNode [] noAstNodes = new ASTNode[AstStackIncrement];
Expression [] noExpressions = new Expression[ExpressionStackIncrement];
//modifiers dimensions nestedType etc.......
protected boolean optimizeStringLiterals =true;
protected CompilerOptions options;
protected ProblemReporter problemReporter;
protected int rBraceStart, rBraceEnd, rBraceSuccessorStart; //accurate only when used !
protected int realBlockPtr;
protected int[] realBlockStack;
protected int recoveredStaticInitializerStart;
public ReferenceContext referenceContext;
public boolean reportOnlyOneSyntaxError = false;
public boolean reportSyntaxErrorIsRequired = true;
protected boolean restartRecovery;
// statement recovery
// public boolean statementRecoveryEnabled = true;
public boolean methodRecoveryActivated = false;
protected boolean statementRecoveryActivated = false;
protected TypeDeclaration[] recoveredTypes;
protected int recoveredTypePtr;
protected int nextTypeStart;
protected TypeDeclaration pendingRecoveredType;
public RecoveryScanner recoveryScanner;
//scanner token
public Scanner scanner;
protected int[] stack = new int[StackIncrement];
protected int stateStackTop;
protected int synchronizedBlockSourceStart;
protected int[] variablesCounter;
protected boolean checkExternalizeStrings;
protected boolean recordStringLiterals;
// javadoc
public Javadoc javadoc;
public JavadocParser javadocParser;
// used for recovery
protected int lastJavadocEnd;
static {
try{
initTables(Parser.class); // AspectJ Extension - added param
} catch(java.io.IOException ex){
throw new ExceptionInInitializerError(ex.getMessage());
}
}
public static int asi(int state) {
return asb[original_state(state)];
}
public final static short base_check(int i) {
return check_table[i - (NUM_RULES + 1)];
}
private final static void buildFile(String filename, List listToDump) {
BufferedWriter writer = null;
try {
writer = new BufferedWriter(new FileWriter(filename));
for (Iterator iterator = listToDump.iterator(); iterator.hasNext(); ) {
writer.write(String.valueOf(iterator.next()));
}
writer.flush();
} catch(IOException e) {
// ignore
} finally {
if (writer != null) {
try {
writer.close();
} catch (IOException e1) {
// ignore
}
}
}
System.out.println(filename + " creation complete"); //$NON-NLS-1$
}
private final static String[] buildFileForName(String filename, String contents) {
String[] result = new String[contents.length()];
result[0] = null;
int resultCount = 1;
StringBuffer buffer = new StringBuffer();
int start = contents.indexOf("name[]"); //$NON-NLS-1$
start = contents.indexOf('\"', start);
int end = contents.indexOf("};", start); //$NON-NLS-1$
contents = contents.substring(start, end);
boolean addLineSeparator = false;
int tokenStart = -1;
StringBuffer currentToken = new StringBuffer();
for (int i = 0; i < contents.length(); i++) {
char c = contents.charAt(i);
if(c == '\"') {
if(tokenStart == -1) {
tokenStart = i + 1;
} else {
if(addLineSeparator) {
buffer.append('\n');
result[resultCount++] = currentToken.toString();
currentToken = new StringBuffer();
}
String token = contents.substring(tokenStart, i);
if(token.equals(ERROR_TOKEN)){
token = INVALID_CHARACTER;
} else if(token.equals(EOF_TOKEN)) {
token = UNEXPECTED_EOF;
}
buffer.append(token);
currentToken.append(token);
addLineSeparator = true;
tokenStart = -1;
}
}
if(tokenStart == -1 && c == '+'){
addLineSeparator = false;
}
}
if(currentToken.length() > 0) {
result[resultCount++] = currentToken.toString();
}
buildFileForTable(filename, buffer.toString().toCharArray());
System.arraycopy(result, 0, result = new String[resultCount], 0, resultCount);
return result;
}
private static void buildFileForReadableName(
String file,
char[] newLhs,
char[] newNonTerminalIndex,
String[] newName,
String[] tokens) {
ArrayList entries = new ArrayList();
boolean[] alreadyAdded = new boolean[newName.length];
for (int i = 0; i < tokens.length; i = i + 3) {
if("1".equals(tokens[i])) { //$NON-NLS-1$
int index = newNonTerminalIndex[newLhs[Integer.parseInt(tokens[i + 1])]];
StringBuffer buffer = new StringBuffer();
if(!alreadyAdded[index]) {
alreadyAdded[index] = true;
buffer.append(newName[index]);
buffer.append('=');
buffer.append(tokens[i+2].trim());
buffer.append('\n');
entries.add(String.valueOf(buffer));
}
}
}
int i = 1;
while(!INVALID_CHARACTER.equals(newName[i])) i++;
i++;
for (; i < alreadyAdded.length; i++) {
if(!alreadyAdded[i]) {
System.out.println(newName[i] + " has no readable name"); //$NON-NLS-1$
}
}
Collections.sort(entries);
buildFile(file, entries);
}
private static void buildFilesForRecoveryTemplates(
String indexFilename,
String templatesFilename,
char[] newTerminalIndex,
char[] newNonTerminalIndex,
String[] newName,
char[] newLhs,
String[] tokens) {
int[] newReverse = computeReverseTable(newTerminalIndex, newNonTerminalIndex, newName);
char[] newRecoveyTemplatesIndex = new char[newNonTerminalIndex.length];
char[] newRecoveyTemplates = new char[newNonTerminalIndex.length];
int newRecoveyTemplatesPtr = 0;
for (int i = 0; i < tokens.length; i = i + 3) {
if("3".equals(tokens[i])) { //$NON-NLS-1$
int length = newRecoveyTemplates.length;
if(length == newRecoveyTemplatesPtr + 1) {
System.arraycopy(newRecoveyTemplates, 0, newRecoveyTemplates = new char[length * 2], 0, length);
}
newRecoveyTemplates[newRecoveyTemplatesPtr++] = 0;
int index = newLhs[Integer.parseInt(tokens[i + 1])];
newRecoveyTemplatesIndex[index] = (char)newRecoveyTemplatesPtr;
String token = tokens[i + 2].trim();
java.util.StringTokenizer st = new java.util.StringTokenizer(new String(token), " "); //$NON-NLS-1$
String[] terminalNames = new String[st.countTokens()];
int t = 0;
while (st.hasMoreTokens()) {
terminalNames[t++] = st.nextToken();
}
for (int j = 0; j < terminalNames.length; j++) {
int symbol = getSymbol(terminalNames[j], newName, newReverse);
if(symbol > -1) {
length = newRecoveyTemplates.length;
if(length == newRecoveyTemplatesPtr + 1) {
System.arraycopy(newRecoveyTemplates, 0, newRecoveyTemplates = new char[length * 2], 0, length);
}
newRecoveyTemplates[newRecoveyTemplatesPtr++] = (char)symbol;
}
}
}
}
newRecoveyTemplates[newRecoveyTemplatesPtr++] = 0;
System.arraycopy(newRecoveyTemplates, 0, newRecoveyTemplates = new char[newRecoveyTemplatesPtr], 0, newRecoveyTemplatesPtr);
buildFileForTable(indexFilename, newRecoveyTemplatesIndex);
buildFileForTable(templatesFilename, newRecoveyTemplates);
}
private static void buildFilesForStatementsRecoveryFilter(
String filename,
char[] newNonTerminalIndex,
char[] newLhs,
String[] tokens) {
char[] newStatementsRecoveryFilter = new char[newNonTerminalIndex.length];
for (int i = 0; i < tokens.length; i = i + 3) {
if("4".equals(tokens[i])) { //$NON-NLS-1$
int index = newLhs[Integer.parseInt(tokens[i + 1])];
newStatementsRecoveryFilter[index] = 1;
}
}
buildFileForTable(filename, newStatementsRecoveryFilter);
}
private static void buildFileForCompliance(
String file,
int length,
String[] tokens) {
byte[] result = new byte[length * 8];
for (int i = 0; i < tokens.length; i = i + 3) {
if("2".equals(tokens[i])) { //$NON-NLS-1$
int index = Integer.parseInt(tokens[i + 1]);
String token = tokens[i + 2].trim();
long compliance = 0;
if("1.4".equals(token)) { //$NON-NLS-1$
compliance = ClassFileConstants.JDK1_4;
} else if("1.5".equals(token)) { //$NON-NLS-1$
compliance = ClassFileConstants.JDK1_5;
} else if("recovery".equals(token)) { //$NON-NLS-1$
compliance = ClassFileConstants.JDK_DEFERRED;
}
int j = index * 8;
result[j] = (byte)(compliance >>> 56);
result[j + 1] = (byte)(compliance >>> 48);
result[j + 2] = (byte)(compliance >>> 40);
result[j + 3] = (byte)(compliance >>> 32);
result[j + 4] = (byte)(compliance >>> 24);
result[j + 5] = (byte)(compliance >>> 16);
result[j + 6] = (byte)(compliance >>> 8);
result[j + 7] = (byte)(compliance);
}
}
buildFileForTable(file, result);
}
private final static void buildFileForTable(String filename, byte[] bytes) {
java.io.FileOutputStream stream = null;
try {
stream = new java.io.FileOutputStream(filename);
stream.write(bytes);
} catch(IOException e) {
// ignore
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
// ignore
}
}
}
System.out.println(filename + " creation complete"); //$NON-NLS-1$
}
private final static void buildFileForTable(String filename, char[] chars) {
byte[] bytes = new byte[chars.length * 2];
for (int i = 0; i < chars.length; i++) {
bytes[2 * i] = (byte) (chars[i] >>> 8);
bytes[2 * i + 1] = (byte) (chars[i] & 0xFF);
}
java.io.FileOutputStream stream = null;
try {
stream = new java.io.FileOutputStream(filename);
stream.write(bytes);
} catch(IOException e) {
// ignore
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
// ignore
}
}
}
System.out.println(filename + " creation complete"); //$NON-NLS-1$
}
private final static byte[] buildFileOfByteFor(String filename, String tag, String[] tokens) {
//transform the String tokens into chars before dumping then into file
int i = 0;
//read upto the tag
while (!tokens[i++].equals(tag)){/*empty*/}
//read upto the }
byte[] bytes = new byte[tokens.length]; //can't be bigger
int ic = 0;
String token;
while (!(token = tokens[i++]).equals("}")) { //$NON-NLS-1$
int c = Integer.parseInt(token);
bytes[ic++] = (byte) c;
}
//resize
System.arraycopy(bytes, 0, bytes = new byte[ic], 0, ic);
buildFileForTable(filename, bytes);
return bytes;
}
private final static char[] buildFileOfIntFor(String filename, String tag, String[] tokens) {
//transform the String tokens into chars before dumping then into file
int i = 0;
//read upto the tag
while (!tokens[i++].equals(tag)){/*empty*/}
//read upto the }
char[] chars = new char[tokens.length]; //can't be bigger
int ic = 0;
String token;
while (!(token = tokens[i++]).equals("}")) { //$NON-NLS-1$
int c = Integer.parseInt(token);
chars[ic++] = (char) c;
}
//resize
System.arraycopy(chars, 0, chars = new char[ic], 0, ic);
buildFileForTable(filename, chars);
return chars;
}
private final static void buildFileOfShortFor(String filename, String tag, String[] tokens) {
//transform the String tokens into chars before dumping then into file
int i = 0;
//read upto the tag
while (!tokens[i++].equals(tag)){/*empty*/}
//read upto the }
char[] chars = new char[tokens.length]; //can't be bigger
int ic = 0;
String token;
while (!(token = tokens[i++]).equals("}")) { //$NON-NLS-1$
int c = Integer.parseInt(token);
chars[ic++] = (char) (c + 32768);
}
//resize
System.arraycopy(chars, 0, chars = new char[ic], 0, ic);
buildFileForTable(filename, chars);
}
public final static void buildFilesFromLPG(String dataFilename, String dataFilename2) {
//RUN THIS METHOD TO GENERATE PARSER*.RSC FILES
//build from the lpg javadcl.java files that represents the parser tables
//lhs check_table asb asr symbol_index
//[org.aspectj.org.eclipse.jdt.internal.compiler.parser.Parser.buildFilesFromLPG("d:/leapfrog/grammar/javadcl.java")]
char[] contents = CharOperation.NO_CHAR;
try {
contents = Util.getFileCharContent(new File(dataFilename), null);
} catch (IOException ex) {
System.out.println(Messages.parser_incorrectPath);
return;
}
java.util.StringTokenizer st =
new java.util.StringTokenizer(new String(contents), " \t\n\r[]={,;"); //$NON-NLS-1$
String[] tokens = new String[st.countTokens()];
int j = 0;
while (st.hasMoreTokens()) {
tokens[j++] = st.nextToken();
}
final String prefix = FILEPREFIX;
int i = 0;
char[] newLhs = buildFileOfIntFor(prefix + (++i) + ".rsc", "lhs", tokens); //$NON-NLS-1$ //$NON-NLS-2$
buildFileOfShortFor(prefix + (++i) + ".rsc", "check_table", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "asb", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "asr", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "nasb", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "nasr", tokens); //$NON-NLS-2$ //$NON-NLS-1$
char[] newTerminalIndex = buildFileOfIntFor(prefix + (++i) + ".rsc", "terminal_index", tokens); //$NON-NLS-2$ //$NON-NLS-1$
char[] newNonTerminalIndex = buildFileOfIntFor(prefix + (++i) + ".rsc", "non_terminal_index", tokens); //$NON-NLS-1$ //$NON-NLS-2$
buildFileOfIntFor(prefix + (++i) + ".rsc", "term_action", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_prefix", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_suffix", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_lhs", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_state_set", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_rhs", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "scope_state", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfIntFor(prefix + (++i) + ".rsc", "in_symb", tokens); //$NON-NLS-2$ //$NON-NLS-1$
byte[] newRhs = buildFileOfByteFor(prefix + (++i) + ".rsc", "rhs", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfByteFor(prefix + (++i) + ".rsc", "term_check", tokens); //$NON-NLS-2$ //$NON-NLS-1$
buildFileOfByteFor(prefix + (++i) + ".rsc", "scope_la", tokens); //$NON-NLS-2$ //$NON-NLS-1$
String[] newName = buildFileForName(prefix + (++i) + ".rsc", new String(contents)); //$NON-NLS-1$
contents = CharOperation.NO_CHAR;
try {
contents = Util.getFileCharContent(new File(dataFilename2), null);
} catch (IOException ex) {
System.out.println(Messages.parser_incorrectPath);
return;
}
st = new java.util.StringTokenizer(new String(contents), "\t\n\r#"); //$NON-NLS-1$
tokens = new String[st.countTokens()];
j = 0;
while (st.hasMoreTokens()) {
tokens[j++] = st.nextToken();
}
buildFileForCompliance(prefix + (++i) + ".rsc", newRhs.length, tokens);//$NON-NLS-1$
buildFileForReadableName(READABLE_NAMES_FILE+".properties", newLhs, newNonTerminalIndex, newName, tokens);//$NON-NLS-1$
buildFilesForRecoveryTemplates(
prefix + (++i) + ".rsc", //$NON-NLS-1$
prefix + (++i) + ".rsc", //$NON-NLS-1$
newTerminalIndex,
newNonTerminalIndex,
newName,
newLhs,
tokens);
buildFilesForStatementsRecoveryFilter(
prefix + (++i) + ".rsc", //$NON-NLS-1$
newNonTerminalIndex,
newLhs,
tokens);
System.out.println(Messages.parser_moveFiles);
}
public static int in_symbol(int state) {
return in_symb[original_state(state)];
}
public final static void initTables(Class parserClass) throws java.io.IOException { // AspectJ Extension - added param
final String prefix = FILEPREFIX;
int i = 0;
// AspectJ Extension - pass parser class
lhs = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
char[] chars = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
// End AspectJ Extension
check_table = new short[chars.length];
for (int c = chars.length; c-- > 0;) {
check_table[c] = (short) (chars[c] - 32768);
}
// AspectJ Extension - pass parserClass
asb = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
asr = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
nasb = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
nasr = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
terminal_index = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
non_terminal_index = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
term_action = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_prefix = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_suffix = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_lhs = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_state_set = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_rhs = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_state = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
in_symb = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
rhs = readByteTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
term_check = readByteTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
scope_la = readByteTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
name = readNameTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
rules_compliance = readLongTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
readableName = readReadableNameTable(parserClass,READABLE_NAMES_FILE_NAME);
reverse_index = computeReverseTable(terminal_index, non_terminal_index, name);
recovery_templates_index = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
recovery_templates = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
statements_recovery_filter = readTable(parserClass,prefix + (++i) + ".rsc"); //$NON-NLS-1$
// End AspectJ Extension - pass parserClass
base_action = lhs;
}
public static int nasi(int state) {
return nasb[original_state(state)];
}
public static int ntAction(int state, int sym) {
return base_action[state + sym];
}
protected static int original_state(int state) {
return -base_check(state);
}
protected static int[] computeReverseTable(char[] newTerminalIndex, char[] newNonTerminalIndex, String[] newName) {
int[] newReverseTable = new int[newName.length];
for (int j = 0; j < newName.length; j++) {
found : {
for (int k = 0; k < newTerminalIndex.length; k++) {
if(newTerminalIndex[k] == j) {
newReverseTable[j] = k;
break found;
}
}
for (int k = 0; k < newNonTerminalIndex.length; k++) {
if(newNonTerminalIndex[k] == j) {
newReverseTable[j] = -k;
break found;
}
}
}
}
return newReverseTable;
}
private static int getSymbol(String terminalName, String[] newName, int[] newReverse) {
for (int j = 0; j < newName.length; j++) {
if(terminalName.equals(newName[j])) {
return newReverse[j];
}
}
return -1;
}
protected static byte[] readByteTable(Class parserClass, String filename) throws java.io.IOException { // AspectJ Extension - used passed class not static ref
//files are located at Parser.class directory
InputStream stream = parserClass.getResourceAsStream(filename); // AspectJ Extension - used passed class not static ref
if (stream == null) {
throw new java.io.IOException(Messages.bind(Messages.parser_missingFile, filename));
}
byte[] bytes = null;
try {
stream = new BufferedInputStream(stream);
bytes = Util.getInputStreamAsByteArray(stream, -1);
} finally {
try {
stream.close();
} catch (IOException e) {
// ignore
}
}
return bytes;
}
protected static String[] readNameTable(Class parserClass, String filename) throws java.io.IOException { // AspectJ Extension - used passed class not static ref
char[] contents = readTable(parserClass, filename);
char[][] nameAsChar = CharOperation.splitOn('\n', contents);
String[] result = new String[nameAsChar.length + 1];
result[0] = null;
for (int i = 0; i < nameAsChar.length; i++) {
result[i + 1] = new String(nameAsChar[i]);
}
return result;
}
protected static String[] readReadableNameTable(Class parserClass, String filename) { // AspectJ Extension - used passed class not static ref
String[] result = new String[name.length];
ResourceBundle bundle;
try {
bundle = ResourceBundle.getBundle(filename, Locale.getDefault());
} catch(MissingResourceException e) {
System.out.println("Missing resource : " + filename.replace('.', '/') + ".properties for locale " + Locale.getDefault()); //$NON-NLS-1$//$NON-NLS-2$
throw e;
}
for (int i = 0; i < NT_OFFSET + 1; i++) {
result[i] = name[i];
}
for (int i = NT_OFFSET; i < name.length; i++) {
try {
String n = bundle.getString(name[i]);
if(n != null && n.length() > 0) {
result[i] = n;
} else {
result[i] = name[i];
}
} catch(MissingResourceException e) {
result[i] = name[i];
}
}
return result;
}
protected static char[] readTable(Class parserClass, String filename) throws java.io.IOException { // AspectJ Extension - added param
//files are located at Parser.class directory
InputStream stream = parserClass.getResourceAsStream(filename); // AspectJ Extension - used passed class not static ref
if (stream == null) {
throw new java.io.IOException(Messages.bind(Messages.parser_missingFile, filename));
}
byte[] bytes = null;
try {
stream = new BufferedInputStream(stream);
bytes = Util.getInputStreamAsByteArray(stream, -1);
} finally {
try {
stream.close();
} catch (IOException e) {
// ignore
}
}
//minimal integrity check (even size expected)
int length = bytes.length;
if ((length & 1) != 0)
throw new java.io.IOException(Messages.bind(Messages.parser_corruptedFile, filename));
// convert bytes into chars
char[] chars = new char[length / 2];
int i = 0;
int charIndex = 0;
while (true) {
chars[charIndex++] = (char) (((bytes[i++] & 0xFF) << 8) + (bytes[i++] & 0xFF));
if (i == length)
break;
}
return chars;
}
protected static long[] readLongTable(Class parserClass, String filename) throws java.io.IOException { // AspectJ Extension - used passed class not static ref
//files are located at Parser.class directory
InputStream stream = parserClass.getResourceAsStream(filename); // AspectJ Extension - used passed class not static ref
if (stream == null) {
throw new java.io.IOException(Messages.bind(Messages.parser_missingFile, filename));
}
byte[] bytes = null;
try {
stream = new BufferedInputStream(stream);
bytes = Util.getInputStreamAsByteArray(stream, -1);
} finally {
try {
stream.close();
} catch (IOException e) {
// ignore
}
}
//minimal integrity check (even size expected)
int length = bytes.length;
if (length % 8 != 0)
throw new java.io.IOException(Messages.bind(Messages.parser_corruptedFile, filename));
// convert bytes into longs
long[] longs = new long[length / 8];
int i = 0;
int longIndex = 0;
while (true) {
longs[longIndex++] =
(((long) (bytes[i++] & 0xFF)) << 56)
+ (((long) (bytes[i++] & 0xFF)) << 48)
+ (((long) (bytes[i++] & 0xFF)) << 40)
+ (((long) (bytes[i++] & 0xFF)) << 32)
+ (((long) (bytes[i++] & 0xFF)) << 24)
+ (((long) (bytes[i++] & 0xFF)) << 16)
+ (((long) (bytes[i++] & 0xFF)) << 8)
+ (bytes[i++] & 0xFF);
if (i == length)
break;
}
return longs;
}
public static int tAction(int state, int sym) {
return term_action[term_check[base_action[state]+sym] == sym ? base_action[state] + sym : base_action[state]];
}
public TheOriginalJDTParserClass(ProblemReporter problemReporter, boolean optimizeStringLiterals) {
this.problemReporter = problemReporter;
this.options = problemReporter.options;
this.optimizeStringLiterals = optimizeStringLiterals;
this.initializeScanner();
this.astLengthStack = new int[50];
this.expressionLengthStack = new int[30];
this.intStack = new int[50];
this.identifierStack = new char[30][];
this.identifierLengthStack = new int[30];
this.nestedMethod = new int[30];
this.realBlockStack = new int[30];
this.identifierPositionStack = new long[30];
this.variablesCounter = new int[30];
// javadoc support
this.javadocParser = createJavadocParser();
}
protected void annotationRecoveryCheckPoint(int start, int end) {
if(this.lastCheckPoint > start && this.lastCheckPoint < end) {
this.lastCheckPoint = end + 1;
}
}
public void arrayInitializer(int length) {
//length is the size of the array Initializer
//expressionPtr points on the last elt of the arrayInitializer,
// in other words, it has not been decremented yet.
ArrayInitializer ai = new ArrayInitializer();
if (length != 0) {
this.expressionPtr -= length;
System.arraycopy(this.expressionStack, this.expressionPtr + 1, ai.expressions = new Expression[length], 0, length);
}
pushOnExpressionStack(ai);
//positionning
ai.sourceEnd = this.endStatementPosition;
ai.sourceStart = this.intStack[this.intPtr--];
}
protected void blockReal() {
// See consumeLocalVariableDeclarationStatement in case of change: duplicated code
// increment the amount of declared variables for this block
this.realBlockStack[this.realBlockPtr]++;
}
/*
* Build initial recovery state.
* Recovery state is inferred from the current state of the parser (reduced node stack).
*/
public RecoveredElement buildInitialRecoveryState(){
/* initialize recovery by retrieving available reduced nodes
* also rebuild bracket balance
*/
this.lastCheckPoint = 0;
this.lastErrorEndPositionBeforeRecovery = this.scanner.currentPosition;
RecoveredElement element = null;
if (this.referenceContext instanceof CompilationUnitDeclaration){
element = new RecoveredUnit(this.compilationUnit, 0, (Parser)this);
/* ignore current stack state, since restarting from the beginnning
since could not trust simple brace count */
if (true){ // experimenting restart recovery from scratch
this.compilationUnit.currentPackage = null;
this.compilationUnit.imports = null;
this.compilationUnit.types = null;
this.currentToken = 0;
this.listLength = 0;
this.listTypeParameterLength = 0;
this.endPosition = 0;
this.endStatementPosition = 0;
return element;
}
if (this.compilationUnit.currentPackage != null){
this.lastCheckPoint = this.compilationUnit.currentPackage.declarationSourceEnd+1;
}
if (this.compilationUnit.imports != null){
this.lastCheckPoint = this.compilationUnit.imports[this.compilationUnit.imports.length -1].declarationSourceEnd+1;
}
} else {
if (this.referenceContext instanceof AbstractMethodDeclaration){
element = new RecoveredMethod((AbstractMethodDeclaration) this.referenceContext, null, 0, (Parser)this);
this.lastCheckPoint = ((AbstractMethodDeclaration) this.referenceContext).bodyStart;
if(this.statementRecoveryActivated) {
element = element.add(new Block(0), 0);
}
} else {
/* Initializer bodies are parsed in the context of the type declaration, we must thus search it inside */
if (this.referenceContext instanceof TypeDeclaration){
TypeDeclaration type = (TypeDeclaration) this.referenceContext;
for (int i = 0; i < type.fields.length; i++){
FieldDeclaration field = type.fields[i];
if (field != null
&& field.getKind() == AbstractVariableDeclaration.INITIALIZER
&& field.declarationSourceStart <= this.scanner.initialPosition
&& this.scanner.initialPosition <= field.declarationSourceEnd
&& this.scanner.eofPosition <= field.declarationSourceEnd+1){
element = new RecoveredInitializer(field, null, 1, (Parser)this);
this.lastCheckPoint = field.declarationSourceStart;
break;
}
}
}
}
}
if (element == null) return element;
for(int i = 0; i <= this.astPtr; i++){
ASTNode node = this.astStack[i];
if (node instanceof AbstractMethodDeclaration){
AbstractMethodDeclaration method = (AbstractMethodDeclaration) node;
if (method.declarationSourceEnd == 0){
element = element.add(method, 0);
this.lastCheckPoint = method.bodyStart;
} else {
element = element.add(method, 0);
this.lastCheckPoint = method.declarationSourceEnd + 1;
}
continue;
}
if (node instanceof Initializer){
Initializer initializer = (Initializer) node;
if (initializer.declarationSourceEnd == 0){
element = element.add(initializer, 1);
this.lastCheckPoint = initializer.sourceStart;
} else {
element = element.add(initializer, 0);
this.lastCheckPoint = initializer.declarationSourceEnd + 1;
}
continue;
}
if (node instanceof FieldDeclaration){
FieldDeclaration field = (FieldDeclaration) node;
if (field.declarationSourceEnd == 0){
element = element.add(field, 0);
if (field.initialization == null){
this.lastCheckPoint = field.sourceEnd + 1;
} else {
this.lastCheckPoint = field.initialization.sourceEnd + 1;
}
} else {
element = element.add(field, 0);
this.lastCheckPoint = field.declarationSourceEnd + 1;
}
continue;
}
if (node instanceof TypeDeclaration){
TypeDeclaration type = (TypeDeclaration) node;
if (type.declarationSourceEnd == 0){
element = element.add(type, 0);
this.lastCheckPoint = type.bodyStart;
} else {
element = element.add(type, 0);
this.lastCheckPoint = type.declarationSourceEnd + 1;
}
continue;
}
if (node instanceof ImportReference){
ImportReference importRef = (ImportReference) node;
element = element.add(importRef, 0);
this.lastCheckPoint = importRef.declarationSourceEnd + 1;
}
if(this.statementRecoveryActivated) {
if(node instanceof Block) {
Block block = (Block) node;
element = element.add(block, 0);
this.lastCheckPoint = block.sourceEnd + 1;
} else if(node instanceof LocalDeclaration) {
LocalDeclaration statement = (LocalDeclaration) node;
element = element.add(statement, 0);
this.lastCheckPoint = statement.sourceEnd + 1;
} else if(node instanceof Expression) {
if(node instanceof Assignment ||
node instanceof PrefixExpression ||
node instanceof PostfixExpression ||
node instanceof MessageSend ||
node instanceof AllocationExpression) {
// recover only specific expressions
Expression statement = (Expression) node;
element = element.add(statement, 0);
if(statement.statementEnd != -1) {
this.lastCheckPoint = statement.statementEnd + 1;
} else {
this.lastCheckPoint = statement.sourceEnd + 1;
}
}
} else if(node instanceof Statement) {
Statement statement = (Statement) node;
element = element.add(statement, 0);
this.lastCheckPoint = statement.sourceEnd + 1;
}
}
}
if (this.statementRecoveryActivated) {
if (this.pendingRecoveredType != null &&
this.scanner.startPosition - 1 <= this.pendingRecoveredType.declarationSourceEnd) {
// Add the pending type to the AST if this type isn't already added in the AST.
element = element.add(this.pendingRecoveredType, 0);
this.lastCheckPoint = this.pendingRecoveredType.declarationSourceEnd + 1;
this.pendingRecoveredType = null;
}
}
return element;
}
protected void checkAndSetModifiers(int flag){
/*modify the current modifiers buffer.
When the startPosition of the modifiers is 0
it means that the modifier being parsed is the first
of a list of several modifiers. The startPosition
is zeroed when a copy of modifiers-buffer is push
onto the this.astStack. */
if ((this.modifiers & flag) != 0){ // duplicate modifier
this.modifiers |= ExtraCompilerModifiers.AccAlternateModifierProblem;
}
this.modifiers |= flag;
if (this.modifiersSourceStart < 0) this.modifiersSourceStart = this.scanner.startPosition;
}
public void checkComment() {
// discard obsolete comments while inside methods or fields initializer (see bug 74369)
if (!(this.diet && this.dietInt==0) && this.scanner.commentPtr >= 0) {
flushCommentsDefinedPriorTo(this.endStatementPosition);
}
int lastComment = this.scanner.commentPtr;
if (this.modifiersSourceStart >= 0) {
// eliminate comments located after modifierSourceStart if positionned
while (lastComment >= 0 && this.scanner.commentStarts[lastComment] > this.modifiersSourceStart) lastComment--;
}
if (lastComment >= 0) {
// consider all remaining leading comments to be part of current declaration
this.modifiersSourceStart = this.scanner.commentStarts[0];
// check deprecation in last comment if javadoc (can be followed by non-javadoc comments which are simply ignored)
while (lastComment >= 0 && this.scanner.commentStops[lastComment] < 0) lastComment--; // non javadoc comment have negative end positions
if (lastComment >= 0 && this.javadocParser != null) {
int commentEnd = this.scanner.commentStops[lastComment] - 1; //stop is one over,
// do not report problem before last parsed comment while recovering code...
this.javadocParser.reportProblems = this.currentElement == null || commentEnd > this.lastJavadocEnd;
if (this.javadocParser.checkDeprecation(lastComment)) {
checkAndSetModifiers(ClassFileConstants.AccDeprecated);
}
this.javadoc = this.javadocParser.docComment; // null if check javadoc is not activated
if (currentElement == null) this.lastJavadocEnd = commentEnd;
}
}
}
protected void checkNonNLSAfterBodyEnd(int declarationEnd){
if(this.scanner.currentPosition - 1 <= declarationEnd) {
this.scanner.eofPosition = declarationEnd < Integer.MAX_VALUE ? declarationEnd + 1 : declarationEnd;
try {
while(this.scanner.getNextToken() != TokenNameEOF){/*empty*/}
} catch (InvalidInputException e) {
// Nothing to do
}
}
}
protected void classInstanceCreation(boolean isQualified) {
// ClassInstanceCreationExpression ::= 'new' ClassType '(' ArgumentListopt ')' ClassBodyopt
// ClassBodyopt produces a null item on the astStak if it produces NO class body
// An empty class body produces a 0 on the length stack.....
AllocationExpression alloc;
int length;
if (((length = this.astLengthStack[this.astLengthPtr--]) == 1)
&& (this.astStack[this.astPtr] == null)) {
//NO ClassBody
this.astPtr--;
if (isQualified) {
alloc = new QualifiedAllocationExpression();
} else {
alloc = new AllocationExpression();
}
alloc.sourceEnd = this.endPosition; //the position has been stored explicitly
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
alloc.arguments = new Expression[length],
0,
length);
}
alloc.type = getTypeReference(0);
//the default constructor with the correct number of argument
//will be created and added by the TC (see createsInternalConstructorWithBinding)
alloc.sourceStart = this.intStack[this.intPtr--];
pushOnExpressionStack(alloc);
} else {
dispatchDeclarationInto(length);
TypeDeclaration anonymousTypeDeclaration = (TypeDeclaration)this.astStack[this.astPtr];
anonymousTypeDeclaration.declarationSourceEnd = this.endStatementPosition;
anonymousTypeDeclaration.bodyEnd = this.endStatementPosition;
if (anonymousTypeDeclaration.allocation != null) {
anonymousTypeDeclaration.allocation.sourceEnd = this.endStatementPosition;
}
if (length == 0 && !containsComment(anonymousTypeDeclaration.bodyStart, anonymousTypeDeclaration.bodyEnd)) {
anonymousTypeDeclaration.bits |= ASTNode.UndocumentedEmptyBlock;
}
this.astPtr--;
this.astLengthPtr--;
// mark initializers with local type mark if needed
markInitializersWithLocalType(anonymousTypeDeclaration);
}
}
protected void concatExpressionLists() {
this.expressionLengthStack[--this.expressionLengthPtr]++;
}
protected void concatGenericsLists() {
this.genericsLengthStack[this.genericsLengthPtr - 1] += this.genericsLengthStack[this.genericsLengthPtr--];
}
protected void concatNodeLists() {
/*
* This is a case where you have two sublists into the this.astStack that you want
* to merge in one list. There is no action required on the this.astStack. The only
* thing you need to do is merge the two lengths specified on the astStackLength.
* The top two length are for example:
* ... p n
* and you want to result in a list like:
* ... n+p
* This means that the p could be equals to 0 in case there is no astNode pushed
* on the this.astStack.
* Look at the InterfaceMemberDeclarations for an example.
*/
this.astLengthStack[this.astLengthPtr - 1] += this.astLengthStack[this.astLengthPtr--];
}
protected void consumeAdditionalBound() {
pushOnGenericsStack(getTypeReference(this.intStack[this.intPtr--]));
}
protected void consumeAdditionalBound1() {
// nothing to be done.
// The reference type1 is consumed by consumeReferenceType1 method.
}
protected void consumeAdditionalBoundList() {
concatGenericsLists();
}
protected void consumeAdditionalBoundList1() {
concatGenericsLists();
}
protected void consumeAllocationHeader() {
// ClassInstanceCreationExpression ::= 'new' ClassType '(' ArgumentListopt ')' ClassBodyopt
// ClassBodyopt produces a null item on the astStak if it produces NO class body
// An empty class body produces a 0 on the length stack.....
if (this.currentElement == null){
return; // should never occur, this consumeRule is only used in recovery mode
}
if (this.currentToken == TokenNameLBRACE){
// beginning of an anonymous type
TypeDeclaration anonymousType = new TypeDeclaration(this.compilationUnit.compilationResult);
anonymousType.name = CharOperation.NO_CHAR;
anonymousType.bits |= (ASTNode.IsAnonymousType|ASTNode.IsLocalType);
anonymousType.sourceStart = this.intStack[this.intPtr--];
anonymousType.sourceEnd = this.rParenPos; // closing parenthesis
QualifiedAllocationExpression alloc = new QualifiedAllocationExpression(anonymousType);
alloc.type = getTypeReference(0);
alloc.sourceStart = anonymousType.sourceStart;
alloc.sourceEnd = anonymousType.sourceEnd ;
this.lastCheckPoint = anonymousType.bodyStart = this.scanner.currentPosition;
this.currentElement = this.currentElement.add(anonymousType, 0);
this.lastIgnoredToken = -1;
this.currentToken = 0; // opening brace already taken into account
return;
}
this.lastCheckPoint = this.scanner.startPosition; // force to restart at this exact position
this.restartRecovery = true; // request to restart from here on
}
protected void consumeAnnotationAsModifier() {
Expression expression = this.expressionStack[this.expressionPtr];
int sourceStart = expression.sourceStart;
if (this.modifiersSourceStart < 0) {
this.modifiersSourceStart = sourceStart;
}
}
protected void consumeAnnotationName() {
if(this.currentElement != null) {
int start = this.intStack[this.intPtr];
int end = (int) (this.identifierPositionStack[this.identifierPtr] & 0x00000000FFFFFFFFL);
annotationRecoveryCheckPoint(start, end);
}
this.recordStringLiterals = false;
}
protected void consumeAnnotationTypeDeclaration() {
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
//there are length declarations
//dispatch according to the type of the declarations
dispatchDeclarationInto(length);
}
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
// mark initializers with local type mark if needed
markInitializersWithLocalType(typeDecl);
//convert constructor that do not have the type's name into methods
typeDecl.checkConstructors((Parser)this); // AspectJ Extension, added cast
//always add <clinit> (will be remove at code gen time if empty)
if (this.scanner.containsAssertKeyword) {
typeDecl.bits |= ASTNode.ContainsAssertion;
}
typeDecl.addClinit();
typeDecl.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(typeDecl.bodyStart, typeDecl.bodyEnd)) {
typeDecl.bits |= ASTNode.UndocumentedEmptyBlock;
}
typeDecl.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeAnnotationTypeDeclarationHeader() {
if (this.currentElement != null) {
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
// flush the comments related to the annotation type header
this.scanner.commentPtr = -1;
}
protected void consumeAnnotationTypeDeclarationHeaderName() {
// consumeAnnotationTypeDeclarationHeader ::= Modifiers '@' PushModifiers interface Identifier
// consumeAnnotationTypeDeclarationHeader ::= '@' PushModifiers interface Identifier
TypeDeclaration annotationTypeDeclaration = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
annotationTypeDeclaration.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
annotationTypeDeclaration.bits |= ASTNode.IsLocalType;
markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
annotationTypeDeclaration.sourceEnd = (int) pos;
annotationTypeDeclaration.sourceStart = (int) (pos >>> 32);
annotationTypeDeclaration.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'interface' push two int positions: the beginning of the class token and its end.
// we want to keep the beginning position but get rid of the end position
// it is only used for the ClassLiteralAccess positions.
this.intPtr--; // remove the start position of the interface token
this.intPtr--; // remove the end position of the interface token
annotationTypeDeclaration.modifiersSourceStart = this.intStack[this.intPtr--];
annotationTypeDeclaration.modifiers = this.intStack[this.intPtr--] | ClassFileConstants.AccAnnotation | ClassFileConstants.AccInterface;
if (annotationTypeDeclaration.modifiersSourceStart >= 0) {
annotationTypeDeclaration.declarationSourceStart = annotationTypeDeclaration.modifiersSourceStart;
this.intPtr--; // remove the position of the '@' token as we have modifiers
} else {
int atPosition = this.intStack[this.intPtr--];
// remove the position of the '@' token as we don't have modifiers
annotationTypeDeclaration.declarationSourceStart = atPosition;
}
// Store secondary info
if ((annotationTypeDeclaration.bits & ASTNode.IsMemberType) == 0 && (annotationTypeDeclaration.bits & ASTNode.IsLocalType) == 0) {
if (this.compilationUnit != null && !CharOperation.equals(annotationTypeDeclaration.name, this.compilationUnit.getMainTypeName())) {
annotationTypeDeclaration.bits |= ASTNode.IsSecondaryType;
}
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
annotationTypeDeclaration.annotations = new Annotation[length],
0,
length);
}
annotationTypeDeclaration.bodyStart = annotationTypeDeclaration.sourceEnd + 1;
// javadoc
annotationTypeDeclaration.javadoc = this.javadoc;
this.javadoc = null;
pushOnAstStack(annotationTypeDeclaration);
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfAnnotationDeclarations(annotationTypeDeclaration);
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = annotationTypeDeclaration.bodyStart;
this.currentElement = this.currentElement.add(annotationTypeDeclaration, 0);
this.lastIgnoredToken = -1;
}
}
protected void consumeAnnotationTypeMemberDeclaration() {
// AnnotationTypeMemberDeclaration ::= AnnotationTypeMemberDeclarationHeader AnnotationTypeMemberHeaderExtendedDims DefaultValueopt ';'
AnnotationMethodDeclaration annotationTypeMemberDeclaration = (AnnotationMethodDeclaration) this.astStack[this.astPtr];
annotationTypeMemberDeclaration.modifiers |= ExtraCompilerModifiers.AccSemicolonBody;
// store the this.endPosition (position just before the '}') in case there is
// a trailing comment behind the end of the method
int declarationEndPosition = flushCommentsDefinedPriorTo(this.endStatementPosition);
annotationTypeMemberDeclaration.bodyStart = this.endStatementPosition;
annotationTypeMemberDeclaration.bodyEnd = declarationEndPosition;
annotationTypeMemberDeclaration.declarationSourceEnd = declarationEndPosition;
}
protected void consumeAnnotationTypeMemberDeclarations() {
// AnnotationTypeMemberDeclarations ::= AnnotationTypeMemberDeclarations AnnotationTypeMemberDeclaration
concatNodeLists();
}
protected void consumeArgumentList() {
// ArgumentList ::= ArgumentList ',' Expression
concatExpressionLists();
}
protected void consumeArguments() {
// Arguments ::= '(' ArgumentListopt ')'
// nothing to do, the expression stack is already updated
pushOnIntStack(rParenPos);
}
protected void consumeArrayAccess(boolean unspecifiedReference) {
// ArrayAccess ::= Name '[' Expression ']' ==> true
// ArrayAccess ::= PrimaryNoNewArray '[' Expression ']' ==> false
//optimize push/pop
Expression exp;
if (unspecifiedReference) {
exp =
this.expressionStack[this.expressionPtr] =
new ArrayReference(
getUnspecifiedReferenceOptimized(),
this.expressionStack[this.expressionPtr]);
} else {
this.expressionPtr--;
this.expressionLengthPtr--;
exp =
this.expressionStack[this.expressionPtr] =
new ArrayReference(
this.expressionStack[this.expressionPtr],
this.expressionStack[this.expressionPtr + 1]);
}
exp.sourceEnd = this.endStatementPosition;
}
protected void consumeArrayCreationExpressionWithInitializer() {
// ArrayCreationWithArrayInitializer ::= 'new' PrimitiveType DimWithOrWithOutExprs ArrayInitializer
// ArrayCreationWithArrayInitializer ::= 'new' ClassOrInterfaceType DimWithOrWithOutExprs ArrayInitializer
int length;
ArrayAllocationExpression arrayAllocation = new ArrayAllocationExpression();
this.expressionLengthPtr -- ;
arrayAllocation.initializer = (ArrayInitializer) this.expressionStack[this.expressionPtr--];
arrayAllocation.type = getTypeReference(0);
arrayAllocation.type.bits |= ASTNode.IgnoreRawTypeCheck; // no need to worry about raw type usage
length = (this.expressionLengthStack[this.expressionLengthPtr--]);
this.expressionPtr -= length ;
System.arraycopy(
this.expressionStack,
this.expressionPtr+1,
arrayAllocation.dimensions = new Expression[length],
0,
length);
arrayAllocation.sourceStart = this.intStack[this.intPtr--];
if (arrayAllocation.initializer == null) {
arrayAllocation.sourceEnd = this.endStatementPosition;
} else {
arrayAllocation.sourceEnd = arrayAllocation.initializer.sourceEnd ;
}
pushOnExpressionStack(arrayAllocation);
}
protected void consumeArrayCreationExpressionWithoutInitializer() {
// ArrayCreationWithoutArrayInitializer ::= 'new' ClassOrInterfaceType DimWithOrWithOutExprs
// ArrayCreationWithoutArrayInitializer ::= 'new' PrimitiveType DimWithOrWithOutExprs
int length;
ArrayAllocationExpression arrayAllocation = new ArrayAllocationExpression();
arrayAllocation.type = getTypeReference(0);
arrayAllocation.type.bits |= ASTNode.IgnoreRawTypeCheck; // no need to worry about raw type usage
length = (this.expressionLengthStack[this.expressionLengthPtr--]);
this.expressionPtr -= length ;
System.arraycopy(
this.expressionStack,
this.expressionPtr+1,
arrayAllocation.dimensions = new Expression[length],
0,
length);
arrayAllocation.sourceStart = this.intStack[this.intPtr--];
if (arrayAllocation.initializer == null) {
arrayAllocation.sourceEnd = this.endStatementPosition;
} else {
arrayAllocation.sourceEnd = arrayAllocation.initializer.sourceEnd ;
}
pushOnExpressionStack(arrayAllocation);
}
protected void consumeArrayCreationHeader() {
// nothing to do
}
protected void consumeArrayInitializer() {
// ArrayInitializer ::= '{' VariableInitializers '}'
// ArrayInitializer ::= '{' VariableInitializers , '}'
arrayInitializer(this.expressionLengthStack[this.expressionLengthPtr--]);
}
protected void consumeArrayTypeWithTypeArgumentsName() {
this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr] += this.identifierLengthStack[this.identifierLengthPtr];
pushOnGenericsLengthStack(0); // handle type arguments
}
protected void consumeAssertStatement() {
// AssertStatement ::= 'assert' Expression ':' Expression ';'
this.expressionLengthPtr-=2;
pushOnAstStack(new AssertStatement(this.expressionStack[this.expressionPtr--], this.expressionStack[this.expressionPtr--], this.intStack[this.intPtr--]));
}
protected void consumeAssignment() {
// Assignment ::= LeftHandSide AssignmentOperator AssignmentExpression
//optimize the push/pop
int op = this.intStack[this.intPtr--] ; //<--the encoded operator
this.expressionPtr -- ; this.expressionLengthPtr -- ;
this.expressionStack[this.expressionPtr] =
(op != EQUAL ) ?
new CompoundAssignment(
this.expressionStack[this.expressionPtr] ,
this.expressionStack[this.expressionPtr+1],
op,
this.scanner.startPosition - 1) :
new Assignment(
this.expressionStack[this.expressionPtr] ,
this.expressionStack[this.expressionPtr+1],
this.scanner.startPosition - 1);
if (this.pendingRecoveredType != null) {
// Used only in statements recovery.
// This is not a real assignment but a placeholder for an existing anonymous type.
// The assignment must be replace by the anonymous type.
if (this.pendingRecoveredType.allocation != null &&
this.scanner.startPosition - 1 <= this.pendingRecoveredType.declarationSourceEnd) {
this.expressionStack[this.expressionPtr] = this.pendingRecoveredType.allocation;
this.pendingRecoveredType = null;
return;
}
this.pendingRecoveredType = null;
}
}
protected void consumeAssignmentOperator(int pos) {
// AssignmentOperator ::= '='
// AssignmentOperator ::= '*='
// AssignmentOperator ::= '/='
// AssignmentOperator ::= '%='
// AssignmentOperator ::= '+='
// AssignmentOperator ::= '-='
// AssignmentOperator ::= '<<='
// AssignmentOperator ::= '>>='
// AssignmentOperator ::= '>>>='
// AssignmentOperator ::= '&='
// AssignmentOperator ::= '^='
// AssignmentOperator ::= '|='
pushOnIntStack(pos);
}
protected void consumeBinaryExpression(int op) {
// MultiplicativeExpression ::= MultiplicativeExpression '*' UnaryExpression
// MultiplicativeExpression ::= MultiplicativeExpression '/' UnaryExpression
// MultiplicativeExpression ::= MultiplicativeExpression '%' UnaryExpression
// AdditiveExpression ::= AdditiveExpression '+' MultiplicativeExpression
// AdditiveExpression ::= AdditiveExpression '-' MultiplicativeExpression
// ShiftExpression ::= ShiftExpression '<<' AdditiveExpression
// ShiftExpression ::= ShiftExpression '>>' AdditiveExpression
// ShiftExpression ::= ShiftExpression '>>>' AdditiveExpression
// RelationalExpression ::= RelationalExpression '<' ShiftExpression
// RelationalExpression ::= RelationalExpression '>' ShiftExpression
// RelationalExpression ::= RelationalExpression '<=' ShiftExpression
// RelationalExpression ::= RelationalExpression '>=' ShiftExpression
// AndExpression ::= AndExpression '&' EqualityExpression
// ExclusiveOrExpression ::= ExclusiveOrExpression '^' AndExpression
// InclusiveOrExpression ::= InclusiveOrExpression '|' ExclusiveOrExpression
// ConditionalAndExpression ::= ConditionalAndExpression '&&' InclusiveOrExpression
// ConditionalOrExpression ::= ConditionalOrExpression '||' ConditionalAndExpression
//optimize the push/pop
this.expressionPtr--;
this.expressionLengthPtr--;
Expression expr1 = this.expressionStack[this.expressionPtr];
Expression expr2 = this.expressionStack[this.expressionPtr + 1];
switch(op) {
case OR_OR :
this.expressionStack[this.expressionPtr] =
new OR_OR_Expression(
expr1,
expr2,
op);
break;
case AND_AND :
this.expressionStack[this.expressionPtr] =
new AND_AND_Expression(
expr1,
expr2,
op);
break;
case PLUS :
// look for "string1" + "string2"
if (this.optimizeStringLiterals) {
if (expr1 instanceof StringLiteral) {
if (expr2 instanceof CharLiteral) { // string+char
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((CharLiteral) expr2);
} else if (expr2 instanceof StringLiteral) { //string+string
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((StringLiteral) expr2);
} else {
this.expressionStack[this.expressionPtr] = new BinaryExpression(expr1, expr2, PLUS);
}
} else if (expr1 instanceof CombinedBinaryExpression) {
CombinedBinaryExpression cursor;
// left branch is comprised of PLUS BEs
// cursor is shifted upwards, while needed BEs are added
// on demand; past the arityMax-th
// consecutive BE, a CBE is inserted that holds a
// full-fledged references table
if ((cursor = (CombinedBinaryExpression)expr1).arity <
cursor.arityMax) {
cursor.left = new BinaryExpression(cursor.left,
cursor.right, PLUS);
cursor.arity++;
} else {
cursor.left = new CombinedBinaryExpression(cursor.left,
cursor.right, PLUS, cursor.arity);
cursor.arity = 0;
cursor.tuneArityMax();
}
cursor.right = expr2;
cursor.sourceEnd = expr2.sourceEnd;
this.expressionStack[this.expressionPtr] = cursor;
// BE_INSTRUMENTATION: neutralized in the released code
// cursor.depthTracker = ((BinaryExpression)cursor.left).
// depthTracker + 1;
} else if (expr1 instanceof BinaryExpression &&
// single out the a + b case, which is a BE
// instead of a CBE (slightly more than a half of
// strings concatenation are one-deep binary
// expressions)
((expr1.bits & ASTNode.OperatorMASK) >>
ASTNode.OperatorSHIFT) == OperatorIds.PLUS) {
this.expressionStack[this.expressionPtr] =
new CombinedBinaryExpression(expr1, expr2, PLUS, 1);
} else {
this.expressionStack[this.expressionPtr] =
new BinaryExpression(expr1, expr2, PLUS);
}
} else if (expr1 instanceof StringLiteral) {
if (expr2 instanceof StringLiteral) {
// string + string
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendsWith((StringLiteral) expr2);
} else {
// single out the a + b case
this.expressionStack[this.expressionPtr] =
new BinaryExpression(expr1, expr2, PLUS);
}
} else if (expr1 instanceof CombinedBinaryExpression) {
CombinedBinaryExpression cursor;
int numberOfParens = (expr1.bits & ASTNode.ParenthesizedMASK) >> ASTNode.ParenthesizedSHIFT;
// shift cursor; create BE/CBE as needed
if ((cursor = (CombinedBinaryExpression)expr1).arity <
cursor.arityMax) {
cursor.left = new BinaryExpression(cursor.left,
cursor.right, PLUS);
if (numberOfParens != 0) {
// clear the bits on cursor and put them back on cursor.left
cursor.bits &= ~ASTNode.ParenthesizedMASK;
cursor.left.bits &= ~ASTNode.ParenthesizedMASK;
cursor.left.bits |= numberOfParens << ASTNode.ParenthesizedSHIFT;
}
cursor.arity++;
} else {
cursor.left = new CombinedBinaryExpression(cursor.left,
cursor.right, PLUS, cursor.arity);
if (numberOfParens != 0) {
// clear the bits on cursor and put them back on cursor.left
cursor.bits &= ~ASTNode.ParenthesizedMASK;
cursor.left.bits &= ~ASTNode.ParenthesizedMASK;
cursor.left.bits |= numberOfParens << ASTNode.ParenthesizedSHIFT;
}
cursor.arity = 0;
cursor.tuneArityMax();
}
cursor.right = expr2;
cursor.sourceEnd = expr2.sourceEnd;
// BE_INSTRUMENTATION: neutralized in the released code
// cursor.depthTracker = ((BinaryExpression)cursor.left).
// depthTracker + 1;
this.expressionStack[this.expressionPtr] = cursor;
} else if (expr1 instanceof BinaryExpression
&& ((expr1.bits & ASTNode.OperatorMASK) >>
ASTNode.OperatorSHIFT) == OperatorIds.PLUS) {
// single out the a + b case
this.expressionStack[this.expressionPtr] =
new CombinedBinaryExpression(expr1, expr2, PLUS, 1);
} else {
this.expressionStack[this.expressionPtr] =
new BinaryExpression(expr1, expr2, PLUS);
}
break;
case LESS :
this.intPtr--;
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
break;
default :
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
}
}
/**
* @param op binary operator
*/
protected void consumeBinaryExpressionWithName(int op) {
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
this.expressionPtr--;
this.expressionLengthPtr--;
/*
if (op == OR_OR) {
this.expressionStack[this.expressionPtr] =
new OR_OR_Expression(
this.expressionStack[this.expressionPtr + 1],
this.expressionStack[this.expressionPtr],
op);
} else {
if (op == AND_AND) {
this.expressionStack[this.expressionPtr] =
new AND_AND_Expression(
this.expressionStack[this.expressionPtr + 1],
this.expressionStack[this.expressionPtr],
op);
} else {
// look for "string1" + "string2"
if ((op == PLUS) && this.optimizeStringLiterals) {
Expression expr1, expr2;
expr1 = this.expressionStack[this.expressionPtr + 1];
expr2 = this.expressionStack[this.expressionPtr];
if (expr1 instanceof StringLiteral) {
if (expr2 instanceof CharLiteral) { // string+char
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((CharLiteral) expr2);
} else if (expr2 instanceof StringLiteral) { //string+string
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((StringLiteral) expr2);
} else {
this.expressionStack[this.expressionPtr] = new BinaryExpression(expr1, expr2, PLUS);
}
} else {
this.expressionStack[this.expressionPtr] = new BinaryExpression(expr1, expr2, PLUS);
}
} else {
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
this.expressionStack[this.expressionPtr + 1],
this.expressionStack[this.expressionPtr],
op);
}
}
}
*/
Expression expr1 = this.expressionStack[this.expressionPtr + 1];
Expression expr2 = this.expressionStack[this.expressionPtr];
// Note: we do not attempt to promote BinaryExpression-s to
// IndexedBinaryExpression-s here since expr1 always holds a name
switch(op) {
case OR_OR :
this.expressionStack[this.expressionPtr] =
new OR_OR_Expression(
expr1,
expr2,
op);
break;
case AND_AND :
this.expressionStack[this.expressionPtr] =
new AND_AND_Expression(
expr1,
expr2,
op);
break;
case PLUS :
// look for "string1" + "string2"
if (this.optimizeStringLiterals) {
if (expr1 instanceof StringLiteral) {
if (expr2 instanceof CharLiteral) { // string+char
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((CharLiteral) expr2);
} else if (expr2 instanceof StringLiteral) { //string+string
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendWith((StringLiteral) expr2);
} else {
this.expressionStack[this.expressionPtr] = new BinaryExpression(expr1, expr2, PLUS);
}
} else {
this.expressionStack[this.expressionPtr] = new BinaryExpression(expr1, expr2, PLUS);
}
} else if (expr1 instanceof StringLiteral) {
if (expr2 instanceof StringLiteral) {
// string + string
this.expressionStack[this.expressionPtr] =
((StringLiteral) expr1).extendsWith((StringLiteral) expr2);
} else {
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
}
} else {
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
}
break;
case LESS :
this.intPtr--;
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
break;
default :
this.expressionStack[this.expressionPtr] =
new BinaryExpression(
expr1,
expr2,
op);
}
}
protected void consumeBlock() {
// Block ::= OpenBlock '{' BlockStatementsopt '}'
// simpler action for empty blocks
int statementsLength = this.astLengthStack[this.astLengthPtr--];
Block block;
if (statementsLength == 0) { // empty block
block = new Block(0);
block.sourceStart = this.intStack[this.intPtr--];
block.sourceEnd = this.endStatementPosition;
// check whether this block at least contains some comment in it
if (!containsComment(block.sourceStart, block.sourceEnd)) {
block.bits |= ASTNode.UndocumentedEmptyBlock;
}
this.realBlockPtr--; // still need to pop the block variable counter
} else {
block = new Block(this.realBlockStack[this.realBlockPtr--]);
this.astPtr -= statementsLength;
System.arraycopy(
this.astStack,
this.astPtr + 1,
block.statements = new Statement[statementsLength],
0,
statementsLength);
block.sourceStart = this.intStack[this.intPtr--];
block.sourceEnd = this.endStatementPosition;
}
pushOnAstStack(block);
}
protected void consumeBlockStatements() {
// BlockStatements ::= BlockStatements BlockStatement
concatNodeLists();
}
protected void consumeCaseLabel() {
// SwitchLabel ::= 'case' ConstantExpression ':'
this.expressionLengthPtr--;
Expression expression = this.expressionStack[this.expressionPtr--];
pushOnAstStack(new CaseStatement(expression, expression.sourceEnd, this.intStack[this.intPtr--]));
}
protected void consumeCastExpressionLL1() {
//CastExpression ::= '(' Expression ')' InsideCastExpressionLL1 UnaryExpressionNotPlusMinus
// Expression is used in order to make the grammar LL1
//optimize push/pop
Expression cast,exp;
this.expressionPtr--;
this.expressionStack[this.expressionPtr] =
cast = new CastExpression(
exp=this.expressionStack[this.expressionPtr+1] ,
getTypeReference(this.expressionStack[this.expressionPtr]));
this.expressionLengthPtr -- ;
updateSourcePosition(cast);
cast.sourceEnd=exp.sourceEnd;
}
protected void consumeCastExpressionWithGenericsArray() {
// CastExpression ::= PushLPAREN Name TypeArguments Dims PushRPAREN InsideCastExpression UnaryExpressionNotPlusMinus
Expression exp, cast, castType;
int end = this.intStack[this.intPtr--];
int dim = this.intStack[this.intPtr--];
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
this.expressionStack[this.expressionPtr] = cast = new CastExpression(exp = this.expressionStack[this.expressionPtr], castType = getTypeReference(dim));
intPtr--;
castType.sourceEnd = end - 1;
castType.sourceStart = (cast.sourceStart = this.intStack[this.intPtr--]) + 1;
cast.sourceEnd = exp.sourceEnd;
}
protected void consumeCastExpressionWithNameArray() {
// CastExpression ::= PushLPAREN Name Dims PushRPAREN InsideCastExpression UnaryExpressionNotPlusMinus
Expression exp, cast, castType;
int end = this.intStack[this.intPtr--];
// handle type arguments
pushOnGenericsLengthStack(0);
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
this.expressionStack[this.expressionPtr] = cast = new CastExpression(exp = this.expressionStack[this.expressionPtr], castType = getTypeReference(this.intStack[this.intPtr--]));
castType.sourceEnd = end - 1;
castType.sourceStart = (cast.sourceStart = this.intStack[this.intPtr--]) + 1;
cast.sourceEnd = exp.sourceEnd;
}
protected void consumeCastExpressionWithPrimitiveType() {
// CastExpression ::= PushLPAREN PrimitiveType Dimsopt PushRPAREN InsideCastExpression UnaryExpression
//this.intStack : posOfLeftParen dim posOfRightParen
//optimize the push/pop
Expression exp, cast, castType;
int end = this.intStack[this.intPtr--];
this.expressionStack[this.expressionPtr] = cast = new CastExpression(exp = this.expressionStack[this.expressionPtr], castType = getTypeReference(this.intStack[this.intPtr--]));
castType.sourceEnd = end - 1;
castType.sourceStart = (cast.sourceStart = this.intStack[this.intPtr--]) + 1;
cast.sourceEnd = exp.sourceEnd;
}
protected ParameterizedQualifiedTypeReference computeQualifiedGenericsFromRightSide(TypeReference rightSide, int dim) {
int nameSize = this.identifierLengthStack[this.identifierLengthPtr];
int tokensSize = nameSize;
if (rightSide instanceof ParameterizedSingleTypeReference) {
tokensSize ++;
} else if (rightSide instanceof SingleTypeReference) {
tokensSize ++;
} else if (rightSide instanceof ParameterizedQualifiedTypeReference) {
tokensSize += ((QualifiedTypeReference) rightSide).tokens.length;
} else if (rightSide instanceof QualifiedTypeReference) {
tokensSize += ((QualifiedTypeReference) rightSide).tokens.length;
}
TypeReference[][] typeArguments = new TypeReference[tokensSize][];
char[][] tokens = new char[tokensSize][];
long[] positions = new long[tokensSize];
if (rightSide instanceof ParameterizedSingleTypeReference) {
ParameterizedSingleTypeReference singleParameterizedTypeReference = (ParameterizedSingleTypeReference) rightSide;
tokens[nameSize] = singleParameterizedTypeReference.token;
positions[nameSize] = (((long) singleParameterizedTypeReference.sourceStart) << 32) + singleParameterizedTypeReference.sourceEnd;
typeArguments[nameSize] = singleParameterizedTypeReference.typeArguments;
} else if (rightSide instanceof SingleTypeReference) {
SingleTypeReference singleTypeReference = (SingleTypeReference) rightSide;
tokens[nameSize] = singleTypeReference.token;
positions[nameSize] = (((long) singleTypeReference.sourceStart) << 32) + singleTypeReference.sourceEnd;
} else if (rightSide instanceof ParameterizedQualifiedTypeReference) {
ParameterizedQualifiedTypeReference parameterizedTypeReference = (ParameterizedQualifiedTypeReference) rightSide;
TypeReference[][] rightSideTypeArguments = parameterizedTypeReference.typeArguments;
System.arraycopy(rightSideTypeArguments, 0, typeArguments, nameSize, rightSideTypeArguments.length);
char[][] rightSideTokens = parameterizedTypeReference.tokens;
System.arraycopy(rightSideTokens, 0, tokens, nameSize, rightSideTokens.length);
long[] rightSidePositions = parameterizedTypeReference.sourcePositions;
System.arraycopy(rightSidePositions, 0, positions, nameSize, rightSidePositions.length);
} else if (rightSide instanceof QualifiedTypeReference) {
QualifiedTypeReference qualifiedTypeReference = (QualifiedTypeReference) rightSide;
char[][] rightSideTokens = qualifiedTypeReference.tokens;
System.arraycopy(rightSideTokens, 0, tokens, nameSize, rightSideTokens.length);
long[] rightSidePositions = qualifiedTypeReference.sourcePositions;
System.arraycopy(rightSidePositions, 0, positions, nameSize, rightSidePositions.length);
}
int currentTypeArgumentsLength = this.genericsLengthStack[this.genericsLengthPtr--];
TypeReference[] currentTypeArguments = new TypeReference[currentTypeArgumentsLength];
this.genericsPtr -= currentTypeArgumentsLength;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, currentTypeArguments, 0, currentTypeArgumentsLength);
if (nameSize == 1) {
tokens[0] = this.identifierStack[this.identifierPtr];
positions[0] = this.identifierPositionStack[this.identifierPtr--];
typeArguments[0] = currentTypeArguments;
} else {
this.identifierPtr -= nameSize;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, nameSize);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, nameSize);
typeArguments[nameSize - 1] = currentTypeArguments;
}
this.identifierLengthPtr--;
return new ParameterizedQualifiedTypeReference(tokens, typeArguments, dim, positions);
}
protected void consumeCastExpressionWithQualifiedGenericsArray() {
// CastExpression ::= PushLPAREN Name OnlyTypeArguments '.' ClassOrInterfaceType Dims PushRPAREN InsideCastExpression UnaryExpressionNotPlusMinus
Expression exp, cast, castType;
int end = this.intStack[this.intPtr--];
int dim = this.intStack[this.intPtr--];
TypeReference rightSide = getTypeReference(0);
ParameterizedQualifiedTypeReference qualifiedParameterizedTypeReference = computeQualifiedGenericsFromRightSide(rightSide, dim);
intPtr--;
this.expressionStack[this.expressionPtr] = cast = new CastExpression(exp = this.expressionStack[this.expressionPtr], castType = qualifiedParameterizedTypeReference);
castType.sourceEnd = end - 1;
castType.sourceStart = (cast.sourceStart = this.intStack[this.intPtr--]) + 1;
cast.sourceEnd = exp.sourceEnd;
}
protected void consumeCatches() {
// Catches ::= Catches CatchClause
optimizedConcatNodeLists();
}
protected void consumeCatchHeader() {
// CatchDeclaration ::= 'catch' '(' FormalParameter ')' '{'
if (this.currentElement == null){
return; // should never occur, this consumeRule is only used in recovery mode
}
// current element should be a block due to the presence of the opening brace
if (!(this.currentElement instanceof RecoveredBlock)){
if(!(this.currentElement instanceof RecoveredMethod)) {
return;
}
RecoveredMethod rMethod = (RecoveredMethod) this.currentElement;
if(!(rMethod.methodBody == null && rMethod.bracketBalance > 0)) {
return;
}
}
Argument arg = (Argument)this.astStack[this.astPtr--];
// convert argument to local variable
LocalDeclaration localDeclaration = new LocalDeclaration(arg.name, arg.sourceStart, arg.sourceEnd);
localDeclaration.type = arg.type;
localDeclaration.declarationSourceStart = arg.declarationSourceStart;
localDeclaration.declarationSourceEnd = arg.declarationSourceEnd;
this.currentElement = this.currentElement.add(localDeclaration, 0);
this.lastCheckPoint = this.scanner.startPosition; // force to restart at this exact position
this.restartRecovery = true; // request to restart from here on
this.lastIgnoredToken = -1;
}
protected void consumeClassBodyDeclaration() {
// ClassBodyDeclaration ::= Diet Block
//push an Initializer
//optimize the push/pop
this.nestedMethod[this.nestedType]--;
Block block = (Block) this.astStack[this.astPtr];
if (this.diet) block.bits &= ~ASTNode.UndocumentedEmptyBlock; // clear bit since was diet
Initializer initializer = new Initializer(block, 0);
this.intPtr--; // pop sourcestart left on the stack by consumeNestedMethod.
initializer.bodyStart = this.intStack[this.intPtr--];
this.realBlockPtr--; // pop the block variable counter left on the stack by consumeNestedMethod
int javadocCommentStart = this.intStack[this.intPtr--];
if (javadocCommentStart != -1) {
initializer.declarationSourceStart = javadocCommentStart;
initializer.javadoc = this.javadoc;
this.javadoc = null;
}
this.astStack[this.astPtr] = initializer;
initializer.bodyEnd = this.endPosition;
initializer.sourceEnd = this.endStatementPosition;
initializer.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeClassBodyDeclarations() {
// ClassBodyDeclarations ::= ClassBodyDeclarations ClassBodyDeclaration
concatNodeLists();
}
protected void consumeClassBodyDeclarationsopt() {
// ClassBodyDeclarationsopt ::= NestedType ClassBodyDeclarations
this.nestedType-- ;
}
protected void consumeAnnotationTypeMemberDeclarationsopt() {
this.nestedType-- ;
}
protected void consumeClassBodyopt() {
// ClassBodyopt ::= $empty
pushOnAstStack(null);
this.endPosition = this.rParenPos;
}
protected void consumeClassDeclaration() {
// ClassDeclaration ::= ClassHeader ClassBody
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
//there are length declarations
//dispatch according to the type of the declarations
dispatchDeclarationInto(length);
}
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
// mark initializers with local type mark if needed
markInitializersWithLocalType(typeDecl);
//convert constructor that do not have the type's name into methods
boolean hasConstructor = typeDecl.checkConstructors((Parser)this);
//add the default constructor when needed (interface don't have it)
if (!hasConstructor) {
switch(TypeDeclaration.kind(typeDecl.modifiers)) {
case TypeDeclaration.CLASS_DECL :
case TypeDeclaration.ENUM_DECL :
boolean insideFieldInitializer = false;
if (this.diet) {
for (int i = this.nestedType; i > 0; i--){
if (this.variablesCounter[i] > 0) {
insideFieldInitializer = true;
break;
}
}
}
typeDecl.createDefaultConstructor(!this.diet || insideFieldInitializer, true);
}
}
//always add <clinit> (will be remove at code gen time if empty)
if (this.scanner.containsAssertKeyword) {
typeDecl.bits |= ASTNode.ContainsAssertion;
}
typeDecl.addClinit();
typeDecl.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(typeDecl.bodyStart, typeDecl.bodyEnd)) {
typeDecl.bits |= ASTNode.UndocumentedEmptyBlock;
}
typeDecl.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeClassHeader() {
// ClassHeader ::= ClassHeaderName ClassHeaderExtendsopt ClassHeaderImplementsopt
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if (this.currentToken == TokenNameLBRACE) {
typeDecl.bodyStart = this.scanner.currentPosition;
}
if (this.currentElement != null) {
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
// flush the comments related to the class header
this.scanner.commentPtr = -1;
}
protected void consumeClassHeaderExtends() {
// ClassHeaderExtends ::= 'extends' ClassType
//superclass
TypeReference superClass = getTypeReference(0);
// There is a class declaration on the top of stack
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
typeDecl.superclass = superClass;
superClass.bits |= ASTNode.IsSuperType;
typeDecl.bodyStart = typeDecl.superclass.sourceEnd + 1;
// recovery
if (this.currentElement != null){
this.lastCheckPoint = typeDecl.bodyStart;
}
}
protected void consumeClassHeaderImplements() {
// ClassHeaderImplements ::= 'implements' InterfaceTypeList
int length = this.astLengthStack[this.astLengthPtr--];
//super interfaces
this.astPtr -= length;
// There is a class declaration on the top of stack
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
System.arraycopy(
this.astStack,
this.astPtr + 1,
typeDecl.superInterfaces = new TypeReference[length],
0,
length);
for (int i = 0, max = typeDecl.superInterfaces.length; i < max; i++) {
typeDecl.superInterfaces[i].bits |= ASTNode.IsSuperType;
}
typeDecl.bodyStart = typeDecl.superInterfaces[length-1].sourceEnd + 1;
this.listLength = 0; // reset after having read super-interfaces
// recovery
if (this.currentElement != null) { // is recovering
this.lastCheckPoint = typeDecl.bodyStart;
}
}
protected void consumeClassHeaderName1() {
// ClassHeaderName1 ::= Modifiersopt 'class' 'Identifier'
TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
typeDecl.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
typeDecl.bits |= ASTNode.IsLocalType;
markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
typeDecl.sourceEnd = (int) pos;
typeDecl.sourceStart = (int) (pos >>> 32);
typeDecl.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'class' and 'interface' push two int positions: the beginning of the class token and its end.
// we want to keep the beginning position but get rid of the end position
// it is only used for the ClassLiteralAccess positions.
typeDecl.declarationSourceStart = this.intStack[this.intPtr--];
this.intPtr--; // remove the end position of the class token
typeDecl.modifiersSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiers = this.intStack[this.intPtr--];
if (typeDecl.modifiersSourceStart >= 0) {
typeDecl.declarationSourceStart = typeDecl.modifiersSourceStart;
}
// Store secondary info
if ((typeDecl.bits & ASTNode.IsMemberType) == 0 && (typeDecl.bits & ASTNode.IsLocalType) == 0) {
if (this.compilationUnit != null && !CharOperation.equals(typeDecl.name, this.compilationUnit.getMainTypeName())) {
typeDecl.bits |= ASTNode.IsSecondaryType;
}
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
typeDecl.annotations = new Annotation[length],
0,
length);
}
typeDecl.bodyStart = typeDecl.sourceEnd + 1;
pushOnAstStack(typeDecl);
this.listLength = 0; // will be updated when reading super-interfaces
// recovery
if (this.currentElement != null){
this.lastCheckPoint = typeDecl.bodyStart;
this.currentElement = this.currentElement.add(typeDecl, 0);
this.lastIgnoredToken = -1;
}
// javadoc
typeDecl.javadoc = this.javadoc;
this.javadoc = null;
}
protected void consumeTypeHeaderNameWithTypeParameters() {
// ClassHeaderName ::= ClassHeaderName1 TypeParameters
// InterfaceHeaderName ::= InterfaceHeaderName1 TypeParameters
TypeDeclaration typeDecl = (TypeDeclaration)this.astStack[this.astPtr];
// consume type parameters
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, typeDecl.typeParameters = new TypeParameter[length], 0, length);
typeDecl.bodyStart = typeDecl.typeParameters[length-1].declarationSourceEnd + 1;
this.listTypeParameterLength = 0;
if (this.currentElement != null) { // is recovering
RecoveredType recoveredType = (RecoveredType) this.currentElement;
recoveredType.pendingTypeParameters = null;
this.lastCheckPoint = typeDecl.bodyStart;
}
}
protected void consumeClassInstanceCreationExpression() {
// ClassInstanceCreationExpression ::= 'new' ClassType '(' ArgumentListopt ')' ClassBodyopt
classInstanceCreation(false);
}
protected void consumeClassInstanceCreationExpressionName() {
// ClassInstanceCreationExpressionName ::= Name '.'
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
}
protected void consumeClassInstanceCreationExpressionQualified() {
// ClassInstanceCreationExpression ::= Primary '.' 'new' SimpleName '(' ArgumentListopt ')' ClassBodyopt
// ClassInstanceCreationExpression ::= ClassInstanceCreationExpressionName 'new' SimpleName '(' ArgumentListopt ')' ClassBodyopt
classInstanceCreation(true);
this.expressionLengthPtr--;
QualifiedAllocationExpression qae =
(QualifiedAllocationExpression) this.expressionStack[this.expressionPtr--];
qae.enclosingInstance = this.expressionStack[this.expressionPtr];
this.expressionStack[this.expressionPtr] = qae;
qae.sourceStart = qae.enclosingInstance.sourceStart;
}
protected void consumeClassInstanceCreationExpressionQualifiedWithTypeArguments() {
// ClassInstanceCreationExpression ::= Primary '.' 'new' TypeArguments SimpleName '(' ArgumentListopt ')' ClassBodyopt
// ClassInstanceCreationExpression ::= ClassInstanceCreationExpressionName 'new' TypeArguments SimpleName '(' ArgumentListopt ')' ClassBodyopt
QualifiedAllocationExpression alloc;
int length;
if (((length = this.astLengthStack[this.astLengthPtr--]) == 1) && (this.astStack[this.astPtr] == null)) {
//NO ClassBody
this.astPtr--;
alloc = new QualifiedAllocationExpression();
alloc.sourceEnd = this.endPosition; //the position has been stored explicitly
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
alloc.arguments = new Expression[length],
0,
length);
}
alloc.type = getTypeReference(0);
length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, alloc.typeArguments = new TypeReference[length], 0, length);
intPtr--;
//the default constructor with the correct number of argument
//will be created and added by the TC (see createsInternalConstructorWithBinding)
alloc.sourceStart = this.intStack[this.intPtr--];
pushOnExpressionStack(alloc);
} else {
dispatchDeclarationInto(length);
TypeDeclaration anonymousTypeDeclaration = (TypeDeclaration)this.astStack[this.astPtr];
anonymousTypeDeclaration.declarationSourceEnd = this.endStatementPosition;
anonymousTypeDeclaration.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(anonymousTypeDeclaration.bodyStart, anonymousTypeDeclaration.bodyEnd)) {
anonymousTypeDeclaration.bits |= ASTNode.UndocumentedEmptyBlock;
}
this.astPtr--;
this.astLengthPtr--;
QualifiedAllocationExpression allocationExpression = anonymousTypeDeclaration.allocation;
if (allocationExpression != null) {
allocationExpression.sourceEnd = this.endStatementPosition;
// handle type arguments
length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, allocationExpression.typeArguments = new TypeReference[length], 0, length);
allocationExpression.sourceStart = intStack[intPtr--];
}
// mark initializers with local type mark if needed
markInitializersWithLocalType(anonymousTypeDeclaration);
}
this.expressionLengthPtr--;
QualifiedAllocationExpression qae =
(QualifiedAllocationExpression) this.expressionStack[this.expressionPtr--];
qae.enclosingInstance = this.expressionStack[this.expressionPtr];
this.expressionStack[this.expressionPtr] = qae;
qae.sourceStart = qae.enclosingInstance.sourceStart;
}
protected void consumeClassInstanceCreationExpressionWithTypeArguments() {
// ClassInstanceCreationExpression ::= 'new' TypeArguments ClassType '(' ArgumentListopt ')' ClassBodyopt
AllocationExpression alloc;
int length;
if (((length = this.astLengthStack[this.astLengthPtr--]) == 1)
&& (this.astStack[this.astPtr] == null)) {
//NO ClassBody
this.astPtr--;
alloc = new AllocationExpression();
alloc.sourceEnd = this.endPosition; //the position has been stored explicitly
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
alloc.arguments = new Expression[length],
0,
length);
}
alloc.type = getTypeReference(0);
length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, alloc.typeArguments = new TypeReference[length], 0, length);
intPtr--;
//the default constructor with the correct number of argument
//will be created and added by the TC (see createsInternalConstructorWithBinding)
alloc.sourceStart = this.intStack[this.intPtr--];
pushOnExpressionStack(alloc);
} else {
dispatchDeclarationInto(length);
TypeDeclaration anonymousTypeDeclaration = (TypeDeclaration)this.astStack[this.astPtr];
anonymousTypeDeclaration.declarationSourceEnd = this.endStatementPosition;
anonymousTypeDeclaration.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(anonymousTypeDeclaration.bodyStart, anonymousTypeDeclaration.bodyEnd)) {
anonymousTypeDeclaration.bits |= ASTNode.UndocumentedEmptyBlock;
}
this.astPtr--;
this.astLengthPtr--;
QualifiedAllocationExpression allocationExpression = anonymousTypeDeclaration.allocation;
if (allocationExpression != null) {
allocationExpression.sourceEnd = this.endStatementPosition;
// handle type arguments
length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, allocationExpression.typeArguments = new TypeReference[length], 0, length);
allocationExpression.sourceStart = intStack[intPtr--];
}
// mark initializers with local type mark if needed
markInitializersWithLocalType(anonymousTypeDeclaration);
}
}
protected void consumeClassOrInterface() {
this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr] += this.identifierLengthStack[this.identifierLengthPtr];
pushOnGenericsLengthStack(0); // handle type arguments
}
protected void consumeClassOrInterfaceName() {
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
pushOnGenericsLengthStack(0); // handle type arguments
}
protected void consumeClassTypeElt() {
// ClassTypeElt ::= ClassType
pushOnAstStack(getTypeReference(0));
/* if incomplete thrown exception list, this.listLength counter will not have been reset,
indicating that some items are available on the stack */
this.listLength++;
}
protected void consumeClassTypeList() {
// ClassTypeList ::= ClassTypeList ',' ClassTypeElt
optimizedConcatNodeLists();
}
protected void consumeCompilationUnit() {
// CompilationUnit ::= EnterCompilationUnit InternalCompilationUnit
// do nothing by default
}
protected void consumeConditionalExpression(int op) {
// ConditionalExpression ::= ConditionalOrExpression '?' Expression ':' ConditionalExpression
//optimize the push/pop
this.intPtr -= 2;//consume position of the question mark
this.expressionPtr -= 2;
this.expressionLengthPtr -= 2;
this.expressionStack[this.expressionPtr] =
new ConditionalExpression(
this.expressionStack[this.expressionPtr],
this.expressionStack[this.expressionPtr + 1],
this.expressionStack[this.expressionPtr + 2]);
}
/**
* @param op
*/
protected void consumeConditionalExpressionWithName(int op) {
// ConditionalExpression ::= Name '?' Expression ':' ConditionalExpression
this.intPtr -= 2;//consume position of the question mark
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
this.expressionPtr -= 2;
this.expressionLengthPtr -= 2;
this.expressionStack[this.expressionPtr] =
new ConditionalExpression(
this.expressionStack[this.expressionPtr + 2],
this.expressionStack[this.expressionPtr],
this.expressionStack[this.expressionPtr + 1]);
}
protected void consumeConstructorBlockStatements() {
// ConstructorBody ::= NestedMethod '{' ExplicitConstructorInvocation BlockStatements '}'
concatNodeLists(); // explictly add the first statement into the list of statements
}
protected void consumeConstructorBody() {
// ConstructorBody ::= NestedMethod '{' BlockStatementsopt '}'
// ConstructorBody ::= NestedMethod '{' ExplicitConstructorInvocation '}'
this.nestedMethod[this.nestedType] --;
}
protected void consumeConstructorDeclaration() {
// ConstructorDeclaration ::= ConstructorHeader ConstructorBody
/*
this.astStack : MethodDeclaration statements
this.identifierStack : name
==>
this.astStack : MethodDeclaration
this.identifierStack :
*/
//must provide a default constructor call when needed
int length;
// pop the position of the { (body of the method) pushed in block decl
this.intPtr--;
this.intPtr--;
//statements
this.realBlockPtr--;
ExplicitConstructorCall constructorCall = null;
Statement[] statements = null;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.astPtr -= length;
if (this.astStack[this.astPtr + 1] instanceof ExplicitConstructorCall) {
//avoid a isSomeThing that would only be used here BUT what is faster between two alternatives ?
System.arraycopy(
this.astStack,
this.astPtr + 2,
statements = new Statement[length - 1],
0,
length - 1);
constructorCall = (ExplicitConstructorCall) this.astStack[this.astPtr + 1];
} else { //need to add explicitly the super();
System.arraycopy(
this.astStack,
this.astPtr + 1,
statements = new Statement[length],
0,
length);
constructorCall = SuperReference.implicitSuperConstructorCall();
}
} else {
boolean insideFieldInitializer = false;
if (this.diet) {
for (int i = this.nestedType; i > 0; i--){
if (this.variablesCounter[i] > 0) {
insideFieldInitializer = true;
break;
}
}
}
if (!this.diet || insideFieldInitializer){
// add it only in non-diet mode, if diet_bodies, then constructor call will be added elsewhere.
constructorCall = SuperReference.implicitSuperConstructorCall();
}
}
// now we know that the top of stack is a constructorDeclaration
ConstructorDeclaration cd = (ConstructorDeclaration) this.astStack[this.astPtr];
cd.constructorCall = constructorCall;
cd.statements = statements;
//highlight of the implicit call on the method name
if (constructorCall != null && cd.constructorCall.sourceEnd == 0) {
cd.constructorCall.sourceEnd = cd.sourceEnd;
cd.constructorCall.sourceStart = cd.sourceStart;
}
if (!(this.diet && this.dietInt == 0)
&& statements == null
&& (constructorCall == null || constructorCall.isImplicitSuper())
&& !containsComment(cd.bodyStart, this.endPosition)) {
cd.bits |= ASTNode.UndocumentedEmptyBlock;
}
//watch for } that could be given as a unicode ! ( u007D is '}' )
// store the this.endPosition (position just before the '}') in case there is
// a trailing comment behind the end of the method
cd.bodyEnd = this.endPosition;
cd.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeConstructorHeader() {
// ConstructorHeader ::= ConstructorHeaderName MethodHeaderParameters MethodHeaderThrowsClauseopt
AbstractMethodDeclaration method = (AbstractMethodDeclaration)this.astStack[this.astPtr];
if (this.currentToken == TokenNameLBRACE){
method.bodyStart = this.scanner.currentPosition;
}
// recovery
if (this.currentElement != null){
if (this.currentToken == TokenNameSEMICOLON){ // for invalid constructors
method.modifiers |= ExtraCompilerModifiers.AccSemicolonBody;
method.declarationSourceEnd = this.scanner.currentPosition-1;
method.bodyEnd = this.scanner.currentPosition-1;
if (this.currentElement.parseTree() == method && this.currentElement.parent != null) {
this.currentElement = this.currentElement.parent;
}
}
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeConstructorHeaderName() {
/* recovering - might be an empty message send */
if (this.currentElement != null){
if (this.lastIgnoredToken == TokenNamenew){ // was an allocation expression
this.lastCheckPoint = this.scanner.startPosition; // force to restart at this exact position
this.restartRecovery = true;
return;
}
}
// ConstructorHeaderName ::= Modifiersopt 'Identifier' '('
// AspectJ Extension
// ConstructorDeclaration cd = new ConstructorDeclaration(this.compilationUnit.compilationResult);
ConstructorDeclaration cd = createConstructorDeclaration(this.compilationUnit.compilationResult);
// End AspectJ Extension
//name -- this is not really revelant but we do .....
cd.selector = this.identifierStack[this.identifierPtr];
long selectorSource = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//modifiers
cd.declarationSourceStart = this.intStack[this.intPtr--];
cd.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
cd.annotations = new Annotation[length],
0,
length);
}
// javadoc
cd.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at the selector starts
cd.sourceStart = (int) (selectorSource >>> 32);
pushOnAstStack(cd);
cd.sourceEnd = this.lParenPos;
cd.bodyStart = this.lParenPos+1;
this.listLength = 0; // initialize this.listLength before reading parameters/throws
// recovery
if (this.currentElement != null){
this.lastCheckPoint = cd.bodyStart;
if ((this.currentElement instanceof RecoveredType && this.lastIgnoredToken != TokenNameDOT)
|| cd.modifiers != 0){
this.currentElement = this.currentElement.add(cd, 0);
this.lastIgnoredToken = -1;
}
}
}
protected void consumeConstructorHeaderNameWithTypeParameters() {
/* recovering - might be an empty message send */
if (this.currentElement != null){
if (this.lastIgnoredToken == TokenNamenew){ // was an allocation expression
this.lastCheckPoint = this.scanner.startPosition; // force to restart at this exact position
this.restartRecovery = true;
return;
}
}
// ConstructorHeaderName ::= Modifiersopt TypeParameters 'Identifier' '('
ConstructorDeclaration cd = new ConstructorDeclaration(this.compilationUnit.compilationResult);
//name -- this is not really revelant but we do .....
cd.selector = this.identifierStack[this.identifierPtr];
long selectorSource = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
// consume type parameters
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, cd.typeParameters = new TypeParameter[length], 0, length);
//modifiers
cd.declarationSourceStart = this.intStack[this.intPtr--];
cd.modifiers = this.intStack[this.intPtr--];
// consume annotations
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
cd.annotations = new Annotation[length],
0,
length);
}
// javadoc
cd.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at the selector starts
cd.sourceStart = (int) (selectorSource >>> 32);
pushOnAstStack(cd);
cd.sourceEnd = this.lParenPos;
cd.bodyStart = this.lParenPos+1;
this.listLength = 0; // initialize this.listLength before reading parameters/throws
// recovery
if (this.currentElement != null){
this.lastCheckPoint = cd.bodyStart;
if ((this.currentElement instanceof RecoveredType && this.lastIgnoredToken != TokenNameDOT)
|| cd.modifiers != 0){
this.currentElement = this.currentElement.add(cd, 0);
this.lastIgnoredToken = -1;
}
}
}
protected void consumeDefaultLabel() {
// SwitchLabel ::= 'default' ':'
pushOnAstStack(new CaseStatement(null, this.intStack[this.intPtr--], this.intStack[this.intPtr--]));
}
protected void consumeDefaultModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(
this.modifiersSourceStart >= 0 ? this.modifiersSourceStart : this.scanner.startPosition);
resetModifiers();
pushOnExpressionStackLengthStack(0); // no annotation
}
protected void consumeDiet() {
// Diet ::= $empty
checkComment();
pushOnIntStack(this.modifiersSourceStart); // push the start position of a javadoc comment if there is one
resetModifiers();
jumpOverMethodBody();
}
protected void consumeDims() {
// Dims ::= DimsLoop
pushOnIntStack(this.dimensions);
this.dimensions = 0;
}
protected void consumeDimWithOrWithOutExpr() {
// DimWithOrWithOutExpr ::= '[' ']'
pushOnExpressionStack(null);
if(this.currentElement != null && this.currentToken == TokenNameLBRACE) {
this.ignoreNextOpeningBrace = true;
this.currentElement.bracketBalance++;
}
}
protected void consumeDimWithOrWithOutExprs() {
// DimWithOrWithOutExprs ::= DimWithOrWithOutExprs DimWithOrWithOutExpr
concatExpressionLists();
}
protected void consumeEmptyAnnotationTypeMemberDeclarationsopt() {
// AnnotationTypeMemberDeclarationsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyArgumentListopt() {
// ArgumentListopt ::= $empty
pushOnExpressionStackLengthStack(0);
}
protected void consumeEmptyArguments() {
// Argumentsopt ::= $empty
final FieldDeclaration fieldDeclaration = (FieldDeclaration) this.astStack[this.astPtr];
pushOnIntStack(fieldDeclaration.sourceEnd);
pushOnExpressionStackLengthStack(0);
}
protected void consumeEmptyArrayInitializer() {
// ArrayInitializer ::= '{' ,opt '}'
arrayInitializer(0);
}
protected void consumeEmptyArrayInitializeropt() {
// ArrayInitializeropt ::= $empty
pushOnExpressionStackLengthStack(0);
}
protected void consumeEmptyBlockStatementsopt() {
// BlockStatementsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyCatchesopt() {
// Catchesopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyClassBodyDeclarationsopt() {
// ClassBodyDeclarationsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyMethodHeaderDefaultValue() {
// DefaultValueopt ::= $empty
AbstractMethodDeclaration method = (AbstractMethodDeclaration)this.astStack[this.astPtr];
if(method.isAnnotationMethod()) { //'method' can be a MethodDeclaration when recovery is started
pushOnExpressionStackLengthStack(0);
}
this.recordStringLiterals = true;
}
protected void consumeEmptyDimsopt() {
// Dimsopt ::= $empty
pushOnIntStack(0);
}
protected void consumeEmptyEnumDeclarations() {
// EnumBodyDeclarationsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyExpression() {
// Expressionopt ::= $empty
pushOnExpressionStackLengthStack(0);
}
protected void consumeEmptyForInitopt() {
// ForInitopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyForUpdateopt() {
// ForUpdateopt ::= $empty
pushOnExpressionStackLengthStack(0);
}
protected void consumeEmptyInterfaceMemberDeclarationsopt() {
// InterfaceMemberDeclarationsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyInternalCompilationUnit() {
// InternalCompilationUnit ::= $empty
// nothing to do by default
if (this.compilationUnit.isPackageInfo()) {
this.compilationUnit.types = new TypeDeclaration[1];
// create a fake interface declaration
TypeDeclaration declaration = new TypeDeclaration(compilationUnit.compilationResult);
declaration.name = TypeConstants.PACKAGE_INFO_NAME;
declaration.modifiers = ClassFileConstants.AccDefault | ClassFileConstants.AccInterface;
this.compilationUnit.types[0] = declaration;
declaration.javadoc = this.compilationUnit.javadoc;
}
}
protected void consumeEmptyMemberValuePairsopt() {
// MemberValuePairsopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeEmptyMemberValueArrayInitializer() {
// MemberValueArrayInitializer ::= '{' ',' '}'
// MemberValueArrayInitializer ::= '{' '}'
arrayInitializer(0);
}
protected void consumeEmptyStatement() {
// EmptyStatement ::= ';'
char[] source = this.scanner.source;
if (source[this.endStatementPosition] == ';') {
pushOnAstStack(new EmptyStatement(this.endStatementPosition, this.endStatementPosition));
} else {
if(source.length > 5) {
int c1 = 0, c2 = 0, c3 = 0, c4 = 0;
int pos = this.endStatementPosition - 4;
while (source[pos] == 'u') {
pos--;
}
if (source[pos] == '\\' &&
!((c1 = ScannerHelper.getNumericValue(source[this.endStatementPosition - 3])) > 15
|| c1 < 0
|| (c2 = ScannerHelper.getNumericValue(source[this.endStatementPosition - 2])) > 15
|| c2 < 0
|| (c3 = ScannerHelper.getNumericValue(source[this.endStatementPosition - 1])) > 15
|| c3 < 0
|| (c4 = ScannerHelper.getNumericValue(source[this.endStatementPosition])) > 15
|| c4 < 0) &&
((char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4)) == ';'){
// we have a Unicode for the ';' (/u003B)
pushOnAstStack(new EmptyStatement(pos, this.endStatementPosition));
return;
}
}
pushOnAstStack(new EmptyStatement(this.endStatementPosition, this.endStatementPosition));
}
}
protected void consumeEmptySwitchBlock() {
// SwitchBlock ::= '{' '}'
pushOnAstLengthStack(0);
}
protected void consumeEmptyTypeDeclaration() {
// ClassMemberDeclaration ::= ';'
// InterfaceMemberDeclaration ::= ';'
// TypeDeclaration ::= ';'
pushOnAstLengthStack(0);
if(!this.statementRecoveryActivated) problemReporter().superfluousSemicolon(this.endPosition+1, this.endStatementPosition);
flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeEnhancedForStatementHeaderInit(boolean hasModifiers) {
TypeReference type;
char[] identifierName = this.identifierStack[this.identifierPtr];
long namePosition = this.identifierPositionStack[this.identifierPtr];
LocalDeclaration localDeclaration = createLocalDeclaration(identifierName, (int) (namePosition >>> 32), (int) namePosition);
localDeclaration.declarationSourceEnd = localDeclaration.declarationEnd;
int extraDims = this.intStack[this.intPtr--];
this.identifierPtr--;
this.identifierLengthPtr--;
// remove fake modifiers/modifiers start
int declarationSourceStart = 0;
int modifiersValue = 0;
if (hasModifiers) {
declarationSourceStart = this.intStack[this.intPtr--];
modifiersValue = this.intStack[this.intPtr--];
} else {
this.intPtr-=2;
}
type = getTypeReference(this.intStack[this.intPtr--] + extraDims); // type dimension
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--])!= 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
localDeclaration.annotations = new Annotation[length],
0,
length);
}
if (hasModifiers) {
localDeclaration.declarationSourceStart = declarationSourceStart;
localDeclaration.modifiers = modifiersValue;
} else {
localDeclaration.declarationSourceStart = type.sourceStart;
}
localDeclaration.type = type;
ForeachStatement iteratorForStatement =
new ForeachStatement(
localDeclaration,
this.intStack[this.intPtr--]);
pushOnAstStack(iteratorForStatement);
iteratorForStatement.sourceEnd = localDeclaration.declarationSourceEnd;
}
protected void consumeEnhancedForStatementHeader(){
// EnhancedForStatementHeader ::= EnhancedForStatementHeaderInit ':' Expression ')'
final ForeachStatement statement = (ForeachStatement) this.astStack[this.astPtr];
//updates are on the expression stack
this.expressionLengthPtr--;
final Expression collection = this.expressionStack[this.expressionPtr--];
statement.collection = collection;
statement.sourceEnd = this.rParenPos;
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfForeachStatements(statement.elementVariable, collection);
}
}
protected void consumeEnhancedForStatement() {
// EnhancedForStatement ::= EnhancedForStatementHeader Statement
// EnhancedForStatementNoShortIf ::= EnhancedForStatementHeader StatementNoShortIf
//statements
this.astLengthPtr--;
Statement statement = (Statement) this.astStack[this.astPtr--];
// foreach statement is on the ast stack
ForeachStatement foreachStatement = (ForeachStatement) this.astStack[this.astPtr];
foreachStatement.action = statement;
// remember useful empty statement
if (statement instanceof EmptyStatement) statement.bits |= ASTNode.IsUsefulEmptyStatement;
foreachStatement.sourceEnd = this.endStatementPosition;
}
protected void consumeEnterAnonymousClassBody() {
// EnterAnonymousClassBody ::= $empty
TypeReference typeReference = getTypeReference(0);
TypeDeclaration anonymousType = new TypeDeclaration(this.compilationUnit.compilationResult);
anonymousType.name = CharOperation.NO_CHAR;
anonymousType.bits |= (ASTNode.IsAnonymousType|ASTNode.IsLocalType);
QualifiedAllocationExpression alloc = new QualifiedAllocationExpression(anonymousType);
markEnclosingMemberWithLocalType();
pushOnAstStack(anonymousType);
alloc.sourceEnd = this.rParenPos; //the position has been stored explicitly
int argumentLength;
if ((argumentLength = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= argumentLength;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
alloc.arguments = new Expression[argumentLength],
0,
argumentLength);
}
alloc.type = typeReference;
anonymousType.sourceEnd = alloc.sourceEnd;
//position at the type while it impacts the anonymous declaration
anonymousType.sourceStart = anonymousType.declarationSourceStart = alloc.type.sourceStart;
alloc.sourceStart = this.intStack[this.intPtr--];
pushOnExpressionStack(alloc);
anonymousType.bodyStart = this.scanner.currentPosition;
this.listLength = 0; // will be updated when reading super-interfaces
// flush the comments related to the anonymous
this.scanner.commentPtr = -1;
// recovery
if (this.currentElement != null){
this.lastCheckPoint = anonymousType.bodyStart;
this.currentElement = this.currentElement.add(anonymousType, 0);
this.currentToken = 0; // opening brace already taken into account
this.lastIgnoredToken = -1;
}
}
protected void consumeEnterCompilationUnit() {
// EnterCompilationUnit ::= $empty
// do nothing by default
}
protected void consumeEnterMemberValue() {
// EnterMemberValue ::= $empty
// do nothing by default
}
protected void consumeEnterMemberValueArrayInitializer() {
// EnterMemberValueArrayInitializer ::= $empty
if(this.currentElement != null) {
this.ignoreNextOpeningBrace = true;
this.currentElement.bracketBalance++;
}
}
protected void consumeEnterVariable() {
// EnterVariable ::= $empty
// do nothing by default
char[] identifierName = this.identifierStack[this.identifierPtr];
long namePosition = this.identifierPositionStack[this.identifierPtr];
int extendedDimension = this.intStack[this.intPtr--];
AbstractVariableDeclaration declaration;
// create the ast node
boolean isLocalDeclaration = this.nestedMethod[this.nestedType] != 0;
if (isLocalDeclaration) {
// create the local variable declarations
declaration =
this.createLocalDeclaration(identifierName, (int) (namePosition >>> 32), (int) namePosition);
} else {
// create the field declaration
declaration =
this.createFieldDeclaration(identifierName, (int) (namePosition >>> 32), (int) namePosition);
}
this.identifierPtr--;
this.identifierLengthPtr--;
TypeReference type;
int variableIndex = this.variablesCounter[this.nestedType];
int typeDim = 0;
if (variableIndex == 0) {
// first variable of the declaration (FieldDeclaration or LocalDeclaration)
if (isLocalDeclaration) {
declaration.declarationSourceStart = this.intStack[this.intPtr--];
declaration.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
declaration.annotations = new Annotation[length],
0,
length);
}
type = getTypeReference(typeDim = this.intStack[this.intPtr--]); // type dimension
if (declaration.declarationSourceStart == -1) {
// this is true if there is no modifiers for the local variable declaration
declaration.declarationSourceStart = type.sourceStart;
}
pushOnAstStack(type);
} else {
type = getTypeReference(typeDim = this.intStack[this.intPtr--]); // type dimension
pushOnAstStack(type);
declaration.declarationSourceStart = this.intStack[this.intPtr--];
declaration.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
declaration.annotations = new Annotation[length],
0,
length);
}
// Store javadoc only on first declaration as it is the same for all ones
FieldDeclaration fieldDeclaration = (FieldDeclaration) declaration;
fieldDeclaration.javadoc = this.javadoc;
this.javadoc = null;
}
} else {
type = (TypeReference) this.astStack[this.astPtr - variableIndex];
typeDim = type.dimensions();
AbstractVariableDeclaration previousVariable =
(AbstractVariableDeclaration) this.astStack[this.astPtr];
declaration.declarationSourceStart = previousVariable.declarationSourceStart;
declaration.modifiers = previousVariable.modifiers;
final Annotation[] annotations = previousVariable.annotations;
if (annotations != null) {
final int annotationsLength = annotations.length;
System.arraycopy(annotations, 0, declaration.annotations = new Annotation[annotationsLength], 0, annotationsLength);
}
}
if (extendedDimension == 0) {
declaration.type = type;
} else {
int dimension = typeDim + extendedDimension;
declaration.type = this.copyDims(type, dimension);
}
this.variablesCounter[this.nestedType]++;
pushOnAstStack(declaration);
// recovery
if (this.currentElement != null) {
if (!(this.currentElement instanceof RecoveredType)
&& (this.currentToken == TokenNameDOT
//|| declaration.modifiers != 0
|| (Util.getLineNumber(declaration.type.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr)
!= Util.getLineNumber((int) (namePosition >>> 32), this.scanner.lineEnds, 0, this.scanner.linePtr)))){
this.lastCheckPoint = (int) (namePosition >>> 32);
this.restartRecovery = true;
return;
}
if (isLocalDeclaration){
LocalDeclaration localDecl = (LocalDeclaration) this.astStack[this.astPtr];
this.lastCheckPoint = localDecl.sourceEnd + 1;
this.currentElement = this.currentElement.add(localDecl, 0);
} else {
FieldDeclaration fieldDecl = (FieldDeclaration) this.astStack[this.astPtr];
this.lastCheckPoint = fieldDecl.sourceEnd + 1;
this.currentElement = this.currentElement.add(fieldDecl, 0);
}
this.lastIgnoredToken = -1;
}
}
protected void consumeEnumBodyNoConstants() {
// nothing to do
// The 0 on the astLengthStack has been pushed by EnumBodyDeclarationsopt
}
protected void consumeEnumBodyWithConstants() {
// merge the constants values with the class body
concatNodeLists();
}
protected void consumeEnumConstantHeaderName() {
if (this.currentElement != null) {
if (!(this.currentElement instanceof RecoveredType
|| (this.currentElement instanceof RecoveredField && ((RecoveredField)currentElement).fieldDeclaration.type == null))
|| (this.lastIgnoredToken == TokenNameDOT)) {
this.lastCheckPoint = this.scanner.startPosition;
this.restartRecovery = true;
return;
}
}
long namePosition = this.identifierPositionStack[this.identifierPtr];
char[] constantName = this.identifierStack[this.identifierPtr];
final int sourceEnd = (int) namePosition;
FieldDeclaration enumConstant = createFieldDeclaration(constantName, (int) (namePosition >>> 32), sourceEnd);
this.identifierPtr--;
this.identifierLengthPtr--;
enumConstant.modifiersSourceStart = this.intStack[this.intPtr--];
enumConstant.modifiers = this.intStack[this.intPtr--];
enumConstant.declarationSourceStart = enumConstant.modifiersSourceStart;
// Store secondary info
if ((enumConstant.bits & ASTNode.IsMemberType) == 0 && (enumConstant.bits & ASTNode.IsLocalType) == 0) {
if (this.compilationUnit != null && !CharOperation.equals(enumConstant.name, this.compilationUnit.getMainTypeName())) {
enumConstant.bits |= ASTNode.IsSecondaryType;
}
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
enumConstant.annotations = new Annotation[length],
0,
length);
}
pushOnAstStack(enumConstant);
if (this.currentElement != null){
this.lastCheckPoint = enumConstant.sourceEnd + 1;
this.currentElement = this.currentElement.add(enumConstant, 0);
}
// javadoc
enumConstant.javadoc = this.javadoc;
this.javadoc = null;
}
protected void consumeEnumConstantHeader() {
FieldDeclaration enumConstant = (FieldDeclaration) this.astStack[this.astPtr];
boolean foundOpeningBrace = this.currentToken == TokenNameLBRACE;
if (foundOpeningBrace){
// qualified allocation expression
TypeDeclaration anonymousType = new TypeDeclaration(this.compilationUnit.compilationResult);
anonymousType.name = CharOperation.NO_CHAR;
anonymousType.bits |= (ASTNode.IsAnonymousType|ASTNode.IsLocalType);
final int start = this.scanner.startPosition;
anonymousType.declarationSourceStart = start;
anonymousType.sourceStart = start;
anonymousType.sourceEnd = start; // closing parenthesis
anonymousType.modifiers = 0;
anonymousType.bodyStart = this.scanner.currentPosition;
markEnclosingMemberWithLocalType();
pushOnAstStack(anonymousType);
QualifiedAllocationExpression allocationExpression = new QualifiedAllocationExpression(anonymousType);
allocationExpression.enumConstant = enumConstant;
// fill arguments if needed
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
allocationExpression.arguments = new Expression[length],
0,
length);
}
enumConstant.initialization = allocationExpression;
} else {
AllocationExpression allocationExpression = new AllocationExpression();
allocationExpression.enumConstant = enumConstant;
// fill arguments if needed
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
allocationExpression.arguments = new Expression[length],
0,
length);
}
enumConstant.initialization = allocationExpression;
}
// recovery
if (this.currentElement != null) {
if(foundOpeningBrace) {
TypeDeclaration anonymousType = (TypeDeclaration) this.astStack[this.astPtr];
this.currentElement = this.currentElement.add(anonymousType, 0);
this.lastCheckPoint = anonymousType.bodyStart;
this.lastIgnoredToken = -1;
this.currentToken = 0; // opening brace already taken into account
} else {
if(this.currentToken == TokenNameSEMICOLON) {
RecoveredType currentType = this.currentRecoveryType();
if(currentType != null) {
currentType.insideEnumConstantPart = false;
}
}
this.lastCheckPoint = this.scanner.startPosition; // force to restart at this exact position
this.lastIgnoredToken = -1;
this.restartRecovery = true;
}
}
}
protected void consumeEnumConstantNoClassBody() {
// set declarationEnd and declarationSourceEnd
int endOfEnumConstant = intStack[intPtr--];
final FieldDeclaration fieldDeclaration = (FieldDeclaration) this.astStack[this.astPtr];
fieldDeclaration.declarationEnd = endOfEnumConstant;
fieldDeclaration.declarationSourceEnd = endOfEnumConstant;
}
protected void consumeEnumConstants() {
concatNodeLists();
}
protected void consumeEnumConstantWithClassBody() {
dispatchDeclarationInto(this.astLengthStack[this.astLengthPtr--]);
TypeDeclaration anonymousType = (TypeDeclaration) this.astStack[this.astPtr--]; // pop type
this.astLengthPtr--;
anonymousType.bodyEnd = this.endPosition;
anonymousType.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
final FieldDeclaration fieldDeclaration = ((FieldDeclaration) this.astStack[this.astPtr]);
fieldDeclaration.declarationEnd = this.endStatementPosition;
fieldDeclaration.declarationSourceEnd = anonymousType.declarationSourceEnd;
intPtr --; // remove end position of the arguments
}
protected void consumeEnumDeclaration() {
// EnumDeclaration ::= EnumHeader ClassHeaderImplementsopt EnumBody
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
//there are length declarations
//dispatch according to the type of the declarations
dispatchDeclarationIntoEnumDeclaration(length);
}
TypeDeclaration enumDeclaration = (TypeDeclaration) this.astStack[this.astPtr];
// mark initializers with local type mark if needed
markInitializersWithLocalType(enumDeclaration);
//convert constructor that do not have the type's name into methods
boolean hasConstructor = enumDeclaration.checkConstructors((Parser)this);
//add the default constructor when needed
if (!hasConstructor) {
boolean insideFieldInitializer = false;
if (this.diet) {
for (int i = this.nestedType; i > 0; i--){
if (this.variablesCounter[i] > 0) {
insideFieldInitializer = true;
break;
}
}
}
enumDeclaration.createDefaultConstructor(!this.diet || insideFieldInitializer, true);
}
//always add <clinit> (will be remove at code gen time if empty)
if (this.scanner.containsAssertKeyword) {
enumDeclaration.bits |= ASTNode.ContainsAssertion;
}
enumDeclaration.addClinit();
enumDeclaration.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(enumDeclaration.bodyStart, enumDeclaration.bodyEnd)) {
enumDeclaration.bits |= ASTNode.UndocumentedEmptyBlock;
}
enumDeclaration.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeEnumDeclarations() {
// Do nothing by default
}
protected void consumeEnumHeader() {
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if (this.currentToken == TokenNameLBRACE) {
typeDecl.bodyStart = this.scanner.currentPosition;
}
if (this.currentElement != null) {
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
// flush the comments related to the enum header
this.scanner.commentPtr = -1;
}
protected void consumeEnumHeaderName() {
// EnumHeaderName ::= Modifiersopt 'enum' Identifier
TypeDeclaration enumDeclaration = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
enumDeclaration.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
// markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
enumDeclaration.sourceEnd = (int) pos;
enumDeclaration.sourceStart = (int) (pos >>> 32);
enumDeclaration.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'class' and 'interface' push two int positions: the beginning of the class token and its end.
// we want to keep the beginning position but get rid of the end position
// it is only used for the ClassLiteralAccess positions.
enumDeclaration.declarationSourceStart = this.intStack[this.intPtr--];
this.intPtr--; // remove the end position of the class token
enumDeclaration.modifiersSourceStart = this.intStack[this.intPtr--];
enumDeclaration.modifiers = this.intStack[this.intPtr--] | ClassFileConstants.AccEnum;
if (enumDeclaration.modifiersSourceStart >= 0) {
enumDeclaration.declarationSourceStart = enumDeclaration.modifiersSourceStart;
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
enumDeclaration.annotations = new Annotation[length],
0,
length);
}
// if (this.currentToken == TokenNameLBRACE) {
// enumDeclaration.bodyStart = this.scanner.currentPosition;
// }
enumDeclaration.bodyStart = enumDeclaration.sourceEnd + 1;
pushOnAstStack(enumDeclaration);
this.listLength = 0; // will be updated when reading super-interfaces
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
//TODO this code will be never run while 'enum' is an identifier in 1.3 scanner
this.problemReporter().invalidUsageOfEnumDeclarations(enumDeclaration);
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = enumDeclaration.bodyStart;
this.currentElement = this.currentElement.add(enumDeclaration, 0);
this.lastIgnoredToken = -1;
}
// javadoc
enumDeclaration.javadoc = this.javadoc;
this.javadoc = null;
}
protected void consumeEqualityExpression(int op) {
// EqualityExpression ::= EqualityExpression '==' RelationalExpression
// EqualityExpression ::= EqualityExpression '!=' RelationalExpression
//optimize the push/pop
this.expressionPtr--;
this.expressionLengthPtr--;
this.expressionStack[this.expressionPtr] =
new EqualExpression(
this.expressionStack[this.expressionPtr],
this.expressionStack[this.expressionPtr + 1],
op);
}
/*
* @param op
*/
protected void consumeEqualityExpressionWithName(int op) {
// EqualityExpression ::= Name '==' RelationalExpression
// EqualityExpression ::= Name '!=' RelationalExpression
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
this.expressionPtr--;
this.expressionLengthPtr--;
this.expressionStack[this.expressionPtr] =
new EqualExpression(
this.expressionStack[this.expressionPtr + 1],
this.expressionStack[this.expressionPtr],
op);
}
protected void consumeExitMemberValue() {
// ExitMemberValue ::= $empty
// do nothing by default
}
protected void consumeExitTryBlock() {
//ExitTryBlock ::= $empty
if(this.currentElement != null) {
this.restartRecovery = true;
}
}
protected void consumeExitVariableWithInitialization() {
// ExitVariableWithInitialization ::= $empty
// do nothing by default
this.expressionLengthPtr--;
AbstractVariableDeclaration variableDecl = (AbstractVariableDeclaration) this.astStack[this.astPtr];
variableDecl.initialization = this.expressionStack[this.expressionPtr--];
// we need to update the declarationSourceEnd of the local variable declaration to the
// source end position of the initialization expression
variableDecl.declarationSourceEnd = variableDecl.initialization.sourceEnd;
variableDecl.declarationEnd = variableDecl.initialization.sourceEnd;
this.recoveryExitFromVariable();
}
protected void consumeExitVariableWithoutInitialization() {
// ExitVariableWithoutInitialization ::= $empty
// do nothing by default
AbstractVariableDeclaration variableDecl = (AbstractVariableDeclaration) this.astStack[this.astPtr];
variableDecl.declarationSourceEnd = variableDecl.declarationEnd;
if(this.currentElement != null && this.currentElement instanceof RecoveredField) {
if(this.endStatementPosition > variableDecl.sourceEnd) {
this.currentElement.updateSourceEndIfNecessary(this.endStatementPosition);
}
}
this.recoveryExitFromVariable();
}
protected void consumeExplicitConstructorInvocation(int flag, int recFlag) {
/* flag allows to distinguish 3 cases :
(0) :
ExplicitConstructorInvocation ::= 'this' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= 'super' '(' ArgumentListopt ')' ';'
(1) :
ExplicitConstructorInvocation ::= Primary '.' 'super' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= Primary '.' 'this' '(' ArgumentListopt ')' ';'
(2) :
ExplicitConstructorInvocation ::= Name '.' 'super' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= Name '.' 'this' '(' ArgumentListopt ')' ';'
*/
int startPosition = this.intStack[this.intPtr--];
ExplicitConstructorCall ecc = new ExplicitConstructorCall(recFlag);
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(this.expressionStack, this.expressionPtr + 1, ecc.arguments = new Expression[length], 0, length);
}
switch (flag) {
case 0 :
ecc.sourceStart = startPosition;
break;
case 1 :
this.expressionLengthPtr--;
ecc.sourceStart = (ecc.qualification = this.expressionStack[this.expressionPtr--]).sourceStart;
break;
case 2 :
ecc.sourceStart = (ecc.qualification = getUnspecifiedReferenceOptimized()).sourceStart;
break;
}
pushOnAstStack(ecc);
ecc.sourceEnd = this.endStatementPosition;
}
protected void consumeExplicitConstructorInvocationWithTypeArguments(int flag, int recFlag) {
/* flag allows to distinguish 3 cases :
(0) :
ExplicitConstructorInvocation ::= TypeArguments 'this' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= TypeArguments 'super' '(' ArgumentListopt ')' ';'
(1) :
ExplicitConstructorInvocation ::= Primary '.' TypeArguments 'super' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= Primary '.' TypeArguments 'this' '(' ArgumentListopt ')' ';'
(2) :
ExplicitConstructorInvocation ::= Name '.' TypeArguments 'super' '(' ArgumentListopt ')' ';'
ExplicitConstructorInvocation ::= Name '.' TypeArguments 'this' '(' ArgumentListopt ')' ';'
*/
int startPosition = this.intStack[this.intPtr--];
ExplicitConstructorCall ecc = new ExplicitConstructorCall(recFlag);
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(this.expressionStack, this.expressionPtr + 1, ecc.arguments = new Expression[length], 0, length);
}
length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, ecc.typeArguments = new TypeReference[length], 0, length);
ecc.typeArgumentsSourceStart = this.intStack[intPtr--];
switch (flag) {
case 0 :
ecc.sourceStart = startPosition;
break;
case 1 :
this.expressionLengthPtr--;
ecc.sourceStart = (ecc.qualification = this.expressionStack[this.expressionPtr--]).sourceStart;
break;
case 2 :
ecc.sourceStart = (ecc.qualification = getUnspecifiedReferenceOptimized()).sourceStart;
break;
}
pushOnAstStack(ecc);
ecc.sourceEnd = this.endStatementPosition;
}
protected void consumeExpressionStatement() {
// ExpressionStatement ::= StatementExpression ';'
this.expressionLengthPtr--;
Expression expression = this.expressionStack[this.expressionPtr--];
expression.statementEnd = this.endStatementPosition;
pushOnAstStack(expression);
}
protected void consumeFieldAccess(boolean isSuperAccess) {
// FieldAccess ::= Primary '.' 'Identifier'
// FieldAccess ::= 'super' '.' 'Identifier'
FieldReference fr =
new FieldReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
this.identifierLengthPtr--;
if (isSuperAccess) {
//considerates the fieldReference beginning at the 'super' ....
fr.sourceStart = this.intStack[this.intPtr--];
fr.receiver = new SuperReference(fr.sourceStart, this.endPosition);
pushOnExpressionStack(fr);
} else {
//optimize push/pop
fr.receiver = this.expressionStack[this.expressionPtr];
//fieldreference begins at the receiver
fr.sourceStart = fr.receiver.sourceStart;
this.expressionStack[this.expressionPtr] = fr;
}
}
protected void consumeFieldDeclaration() {
// See consumeLocalVariableDeclarationDefaultModifier() in case of change: duplicated code
// FieldDeclaration ::= Modifiersopt Type VariableDeclarators ';'
/*
this.astStack :
this.expressionStack: Expression Expression ...... Expression
this.identifierStack : type identifier identifier ...... identifier
this.intStack : typeDim dim dim dim
==>
this.astStack : FieldDeclaration FieldDeclaration ...... FieldDeclaration
this.expressionStack :
this.identifierStack :
this.intStack :
*/
int variableDeclaratorsCounter = this.astLengthStack[this.astLengthPtr];
for (int i = variableDeclaratorsCounter - 1; i >= 0; i--) {
FieldDeclaration fieldDeclaration = (FieldDeclaration) this.astStack[this.astPtr - i];
fieldDeclaration.declarationSourceEnd = this.endStatementPosition;
fieldDeclaration.declarationEnd = this.endStatementPosition; // semi-colon included
}
updateSourceDeclarationParts(variableDeclaratorsCounter);
int endPos = flushCommentsDefinedPriorTo(this.endStatementPosition);
if (endPos != this.endStatementPosition) {
for (int i = 0; i < variableDeclaratorsCounter; i++) {
FieldDeclaration fieldDeclaration = (FieldDeclaration) this.astStack[this.astPtr - i];
fieldDeclaration.declarationSourceEnd = endPos;
}
}
// update the this.astStack, this.astPtr and this.astLengthStack
int startIndex = this.astPtr - this.variablesCounter[this.nestedType] + 1;
System.arraycopy(
this.astStack,
startIndex,
this.astStack,
startIndex - 1,
variableDeclaratorsCounter);
this.astPtr--; // remove the type reference
this.astLengthStack[--this.astLengthPtr] = variableDeclaratorsCounter;
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = endPos + 1;
if (this.currentElement.parent != null && this.currentElement instanceof RecoveredField){
if (!(this.currentElement instanceof RecoveredInitializer)) {
this.currentElement = this.currentElement.parent;
}
}
this.restartRecovery = true;
}
this.variablesCounter[this.nestedType] = 0;
}
protected void consumeForceNoDiet() {
// ForceNoDiet ::= $empty
this.dietInt++;
}
protected void consumeForInit() {
// ForInit ::= StatementExpressionList
pushOnAstLengthStack(-1);
}
protected void consumeFormalParameter(boolean isVarArgs) {
// FormalParameter ::= Type VariableDeclaratorId ==> false
// FormalParameter ::= Modifiers Type VariableDeclaratorId ==> true
/*
this.astStack :
this.identifierStack : type identifier
this.intStack : dim dim
==>
this.astStack : Argument
this.identifierStack :
this.intStack :
*/
this.identifierLengthPtr--;
char[] identifierName = this.identifierStack[this.identifierPtr];
long namePositions = this.identifierPositionStack[this.identifierPtr--];
int extendedDimensions = this.intStack[this.intPtr--];
int endOfEllipsis = 0;
if (isVarArgs) {
endOfEllipsis = this.intStack[this.intPtr--];
}
int firstDimensions = this.intStack[this.intPtr--];
final int typeDimensions = firstDimensions + extendedDimensions;
TypeReference type = getTypeReference(typeDimensions);
if (isVarArgs) {
type = copyDims(type, typeDimensions + 1);
if (extendedDimensions == 0) {
type.sourceEnd = endOfEllipsis;
}
type.bits |= ASTNode.IsVarArgs; // set isVarArgs
}
int modifierPositions = this.intStack[this.intPtr--];
this.intPtr--;
Argument arg =
new Argument(
identifierName,
namePositions,
type,
this.intStack[this.intPtr + 1] & ~ClassFileConstants.AccDeprecated); // modifiers
arg.declarationSourceStart = modifierPositions;
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
arg.annotations = new Annotation[length],
0,
length);
}
pushOnAstStack(arg);
/* if incomplete method header, this.listLength counter will not have been reset,
indicating that some arguments are available on the stack */
this.listLength++;
if(isVarArgs) {
if (!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfVarargs(arg);
} else if (!this.statementRecoveryActivated &&
extendedDimensions > 0) {
this.problemReporter().illegalExtendedDimensions(arg);
}
}
}
protected void consumeFormalParameterList() {
// FormalParameterList ::= FormalParameterList ',' FormalParameter
optimizedConcatNodeLists();
}
protected void consumeFormalParameterListopt() {
// FormalParameterListopt ::= $empty
pushOnAstLengthStack(0);
}
protected void consumeGenericType() {
// nothing to do
// Will be consume by a getTypeRefence call
}
protected void consumeGenericTypeArrayType() {
// nothing to do
// Will be consume by a getTypeRefence call
}
protected void consumeGenericTypeNameArrayType() {
// nothing to do
// Will be consume by a getTypeRefence call
}
protected void consumeImportDeclaration() {
// SingleTypeImportDeclaration ::= SingleTypeImportDeclarationName ';'
ImportReference impt = (ImportReference) this.astStack[this.astPtr];
// flush annotations defined prior to import statements
impt.declarationEnd = this.endStatementPosition;
impt.declarationSourceEnd =
this.flushCommentsDefinedPriorTo(impt.declarationSourceEnd);
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = impt.declarationSourceEnd + 1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true;
// used to avoid branching back into the regular automaton
}
}
protected void consumeImportDeclarations() {
// ImportDeclarations ::= ImportDeclarations ImportDeclaration
optimizedConcatNodeLists();
}
protected void consumeInsideCastExpression() {
// InsideCastExpression ::= $empty
}
protected void consumeInsideCastExpressionLL1() {
// InsideCastExpressionLL1 ::= $empty
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
}
protected void consumeInsideCastExpressionWithQualifiedGenerics() {
// InsideCastExpressionWithQualifiedGenerics ::= $empty
}
protected void consumeInstanceOfExpression() {
// RelationalExpression ::= RelationalExpression 'instanceof' ReferenceType
//optimize the push/pop
//by construction, no base type may be used in getTypeReference
Expression exp;
this.expressionStack[this.expressionPtr] = exp =
new InstanceOfExpression(
this.expressionStack[this.expressionPtr],
getTypeReference(this.intStack[this.intPtr--]));
if (exp.sourceEnd == 0) {
//array on base type....
exp.sourceEnd = this.scanner.startPosition - 1;
}
//the scanner is on the next token already....
}
protected void consumeInstanceOfExpressionWithName() {
// RelationalExpression_NotName ::= Name instanceof ReferenceType
//optimize the push/pop
//by construction, no base type may be used in getTypeReference
TypeReference reference = getTypeReference(this.intStack[this.intPtr--]);
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
Expression exp;
this.expressionStack[this.expressionPtr] = exp =
new InstanceOfExpression(
this.expressionStack[this.expressionPtr],
reference);
if (exp.sourceEnd == 0) {
//array on base type....
exp.sourceEnd = this.scanner.startPosition - 1;
}
//the scanner is on the next token already....
}
protected void consumeInterfaceDeclaration() {
// see consumeClassDeclaration in case of changes: duplicated code
// InterfaceDeclaration ::= InterfaceHeader InterfaceBody
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
//there are length declarations
//dispatch.....according to the type of the declarations
dispatchDeclarationInto(length);
}
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
// mark initializers with local type mark if needed
markInitializersWithLocalType(typeDecl);
//convert constructor that do not have the type's name into methods
typeDecl.checkConstructors((Parser)this);
//always add <clinit> (will be remove at code gen time if empty)
if (this.scanner.containsAssertKeyword) {
typeDecl.bits |= ASTNode.ContainsAssertion;
}
typeDecl.addClinit();
typeDecl.bodyEnd = this.endStatementPosition;
if (length == 0 && !containsComment(typeDecl.bodyStart, typeDecl.bodyEnd)) {
typeDecl.bits |= ASTNode.UndocumentedEmptyBlock;
}
typeDecl.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeInterfaceHeader() {
// InterfaceHeader ::= InterfaceHeaderName InterfaceHeaderExtendsopt
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if (this.currentToken == TokenNameLBRACE){
typeDecl.bodyStart = this.scanner.currentPosition;
}
if (this.currentElement != null){
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
// flush the comments related to the interface header
this.scanner.commentPtr = -1;
}
protected void consumeInterfaceHeaderExtends() {
// InterfaceHeaderExtends ::= 'extends' InterfaceTypeList
int length = this.astLengthStack[this.astLengthPtr--];
//super interfaces
this.astPtr -= length;
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
System.arraycopy(
this.astStack,
this.astPtr + 1,
typeDecl.superInterfaces = new TypeReference[length],
0,
length);
for (int i = 0, max = typeDecl.superInterfaces.length; i < max; i++) {
typeDecl.superInterfaces[i].bits |= ASTNode.IsSuperType;
}
typeDecl.bodyStart = typeDecl.superInterfaces[length-1].sourceEnd + 1;
this.listLength = 0; // reset after having read super-interfaces
// recovery
if (this.currentElement != null) {
this.lastCheckPoint = typeDecl.bodyStart;
}
}
protected void consumeInterfaceHeaderName1() {
// InterfaceHeaderName ::= Modifiersopt 'interface' 'Identifier'
TypeDeclaration typeDecl = new TypeDeclaration(this.compilationUnit.compilationResult);
if (this.nestedMethod[this.nestedType] == 0) {
if (this.nestedType != 0) {
typeDecl.bits |= ASTNode.IsMemberType;
}
} else {
// Record that the block has a declaration for local types
typeDecl.bits |= ASTNode.IsLocalType;
markEnclosingMemberWithLocalType();
blockReal();
}
//highlight the name of the type
long pos = this.identifierPositionStack[this.identifierPtr];
typeDecl.sourceEnd = (int) pos;
typeDecl.sourceStart = (int) (pos >>> 32);
typeDecl.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
//compute the declaration source too
// 'class' and 'interface' push two int positions: the beginning of the class token and its end.
// we want to keep the beginning position but get rid of the end position
// it is only used for the ClassLiteralAccess positions.
typeDecl.declarationSourceStart = this.intStack[this.intPtr--];
this.intPtr--; // remove the end position of the class token
typeDecl.modifiersSourceStart = this.intStack[this.intPtr--];
typeDecl.modifiers = this.intStack[this.intPtr--] | ClassFileConstants.AccInterface;
if (typeDecl.modifiersSourceStart >= 0) {
typeDecl.declarationSourceStart = typeDecl.modifiersSourceStart;
}
// Store secondary info
if ((typeDecl.bits & ASTNode.IsMemberType) == 0 && (typeDecl.bits & ASTNode.IsLocalType) == 0) {
if (this.compilationUnit != null && !CharOperation.equals(typeDecl.name, this.compilationUnit.getMainTypeName())) {
typeDecl.bits |= ASTNode.IsSecondaryType;
}
}
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
typeDecl.annotations = new Annotation[length],
0,
length);
}
typeDecl.bodyStart = typeDecl.sourceEnd + 1;
pushOnAstStack(typeDecl);
this.listLength = 0; // will be updated when reading super-interfaces
// recovery
if (this.currentElement != null){ // is recovering
this.lastCheckPoint = typeDecl.bodyStart;
this.currentElement = this.currentElement.add(typeDecl, 0);
this.lastIgnoredToken = -1;
}
// javadoc
typeDecl.javadoc = this.javadoc;
this.javadoc = null;
}
protected void consumeInterfaceMemberDeclarations() {
// InterfaceMemberDeclarations ::= InterfaceMemberDeclarations InterfaceMemberDeclaration
concatNodeLists();
}
protected void consumeInterfaceMemberDeclarationsopt() {
// InterfaceMemberDeclarationsopt ::= NestedType InterfaceMemberDeclarations
this.nestedType--;
}
protected void consumeInterfaceType() {
// InterfaceType ::= ClassOrInterfaceType
pushOnAstStack(getTypeReference(0));
/* if incomplete type header, this.listLength counter will not have been reset,
indicating that some interfaces are available on the stack */
this.listLength++;
}
protected void consumeInterfaceTypeList() {
// InterfaceTypeList ::= InterfaceTypeList ',' InterfaceType
optimizedConcatNodeLists();
}
protected void consumeInternalCompilationUnit() {
// InternalCompilationUnit ::= PackageDeclaration
// InternalCompilationUnit ::= PackageDeclaration ImportDeclarations ReduceImports
// InternalCompilationUnit ::= ImportDeclarations ReduceImports
if (this.compilationUnit.isPackageInfo()) {
this.compilationUnit.types = new TypeDeclaration[1];
// create a fake interface declaration
TypeDeclaration declaration = new TypeDeclaration(compilationUnit.compilationResult);
declaration.name = TypeConstants.PACKAGE_INFO_NAME;
declaration.modifiers = ClassFileConstants.AccDefault | ClassFileConstants.AccInterface;
this.compilationUnit.types[0] = declaration;
declaration.javadoc = this.compilationUnit.javadoc;
}
}
protected void consumeInternalCompilationUnitWithTypes() {
// InternalCompilationUnit ::= PackageDeclaration ImportDeclarations ReduceImports TypeDeclarations
// InternalCompilationUnit ::= PackageDeclaration TypeDeclarations
// InternalCompilationUnit ::= TypeDeclarations
// InternalCompilationUnit ::= ImportDeclarations ReduceImports TypeDeclarations
// consume type declarations
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
if (this.compilationUnit.isPackageInfo()) {
this.compilationUnit.types = new TypeDeclaration[length + 1];
this.astPtr -= length;
System.arraycopy(this.astStack, this.astPtr + 1, this.compilationUnit.types, 1, length);
// create a fake interface declaration
TypeDeclaration declaration = new TypeDeclaration(compilationUnit.compilationResult);
declaration.name = TypeConstants.PACKAGE_INFO_NAME;
declaration.modifiers = ClassFileConstants.AccDefault | ClassFileConstants.AccInterface;
this.compilationUnit.types[0] = declaration;
declaration.javadoc = this.compilationUnit.javadoc;
} else {
this.compilationUnit.types = new TypeDeclaration[length];
this.astPtr -= length;
System.arraycopy(this.astStack, this.astPtr + 1, this.compilationUnit.types, 0, length);
}
}
}
protected void consumeInvalidAnnotationTypeDeclaration() {
// BlockStatement ::= AnnotationTypeDeclaration
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if(!this.statementRecoveryActivated) problemReporter().illegalLocalTypeDeclaration(typeDecl);
// remove the ast node created in interface header
this.astPtr--;
pushOnAstLengthStack(-1);
concatNodeLists();
}
protected void consumeInvalidConstructorDeclaration() {
// ConstructorDeclaration ::= ConstructorHeader ';'
// now we know that the top of stack is a constructorDeclaration
ConstructorDeclaration cd = (ConstructorDeclaration) this.astStack[this.astPtr];
cd.bodyEnd = this.endPosition; // position just before the trailing semi-colon
cd.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
// report the problem and continue the parsing - narrowing the problem onto the method
cd.modifiers |= ExtraCompilerModifiers.AccSemicolonBody; // remember semi-colon body
}
protected void consumeInvalidConstructorDeclaration(boolean hasBody) {
// InvalidConstructorDeclaration ::= ConstructorHeader ConstructorBody ==> true
// InvalidConstructorDeclaration ::= ConstructorHeader ';' ==> false
/*
this.astStack : modifiers arguments throws statements
this.identifierStack : name
==>
this.astStack : MethodDeclaration
this.identifierStack :
*/
if (hasBody) {
// pop the position of the { (body of the method) pushed in block decl
this.intPtr--;
}
//statements
if (hasBody) {
this.realBlockPtr--;
}
int length;
if (hasBody && ((length = this.astLengthStack[this.astLengthPtr--]) != 0)) {
this.astPtr -= length;
}
ConstructorDeclaration constructorDeclaration = (ConstructorDeclaration) this.astStack[this.astPtr];
constructorDeclaration.bodyEnd = this.endStatementPosition;
constructorDeclaration.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
if (!hasBody) {
constructorDeclaration.modifiers |= ExtraCompilerModifiers.AccSemicolonBody;
}
}
protected void consumeInvalidInterfaceDeclaration() {
// BlockStatement ::= InvalidInterfaceDeclaration
//InterfaceDeclaration ::= Modifiersopt 'interface' 'Identifier' ExtendsInterfacesopt InterfaceHeader InterfaceBody
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if(!this.statementRecoveryActivated) problemReporter().illegalLocalTypeDeclaration(typeDecl);
// remove the ast node created in interface header
this.astPtr--;
pushOnAstLengthStack(-1);
concatNodeLists();
}
protected void consumeInvalidEnumDeclaration() {
// BlockStatement ::= EnumDeclaration
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if(!this.statementRecoveryActivated) problemReporter().illegalLocalTypeDeclaration(typeDecl);
// remove the ast node created in interface header
this.astPtr--;
pushOnAstLengthStack(-1);
concatNodeLists();
}
protected void consumeInvalidMethodDeclaration() {
// InterfaceMemberDeclaration ::= InvalidMethodDeclaration
/*
this.astStack : modifiers arguments throws statements
this.identifierStack : type name
this.intStack : dim dim dim
==>
this.astStack : MethodDeclaration
this.identifierStack :
this.intStack :
*/
// pop the position of the { (body of the method) pushed in block decl
this.intPtr--;
// retrieve end position of method declarator
//statements
this.realBlockPtr--;
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.astPtr -= length;
}
//watch for } that could be given as a unicode ! ( u007D is '}' )
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
md.bodyEnd = this.endPosition;
md.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
// report the problem and continue the parsing - narrowing the problem onto the method
if(!this.statementRecoveryActivated) problemReporter().abstractMethodNeedingNoBody(md);
}
protected void consumeLabel() {
// Do nothing
}
protected void consumeLeftParen() {
// PushLPAREN ::= '('
pushOnIntStack(this.lParenPos);
}
protected void consumeLocalVariableDeclaration() {
// LocalVariableDeclaration ::= Modifiers Type VariableDeclarators ';'
/*
this.astStack :
this.expressionStack: Expression Expression ...... Expression
this.identifierStack : type identifier identifier ...... identifier
this.intStack : typeDim dim dim dim
==>
this.astStack : FieldDeclaration FieldDeclaration ...... FieldDeclaration
this.expressionStack :
this.identifierStack :
this.intStack :
*/
int variableDeclaratorsCounter = this.astLengthStack[this.astLengthPtr];
// update the this.astStack, this.astPtr and this.astLengthStack
int startIndex = this.astPtr - this.variablesCounter[this.nestedType] + 1;
System.arraycopy(
this.astStack,
startIndex,
this.astStack,
startIndex - 1,
variableDeclaratorsCounter);
this.astPtr--; // remove the type reference
this.astLengthStack[--this.astLengthPtr] = variableDeclaratorsCounter;
this.variablesCounter[this.nestedType] = 0;
}
protected void consumeLocalVariableDeclarationStatement() {
// LocalVariableDeclarationStatement ::= LocalVariableDeclaration ';'
// see blockReal in case of change: duplicated code
// increment the amount of declared variables for this block
this.realBlockStack[this.realBlockPtr]++;
// update source end to include the semi-colon
int variableDeclaratorsCounter = this.astLengthStack[this.astLengthPtr];
for (int i = variableDeclaratorsCounter - 1; i >= 0; i--) {
LocalDeclaration localDeclaration = (LocalDeclaration) this.astStack[this.astPtr - i];
localDeclaration.declarationSourceEnd = this.endStatementPosition;
localDeclaration.declarationEnd = this.endStatementPosition; // semi-colon included
}
}
protected void consumeMarkerAnnotation() {
// MarkerAnnotation ::= '@' Name
MarkerAnnotation markerAnnotation = null;
TypeReference typeReference = this.getAnnotationType();
markerAnnotation = new MarkerAnnotation(typeReference, this.intStack[this.intPtr--]);
markerAnnotation.declarationSourceEnd = markerAnnotation.sourceEnd;
pushOnExpressionStack(markerAnnotation);
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfAnnotation(markerAnnotation);
}
this.recordStringLiterals = true;
}
protected void consumeMemberValueArrayInitializer() {
// MemberValueArrayInitializer ::= '{' MemberValues ',' '}'
// MemberValueArrayInitializer ::= '{' MemberValues '}'
arrayInitializer(this.expressionLengthStack[this.expressionLengthPtr--]);
}
protected void consumeMemberValueAsName() {
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
}
protected void consumeMemberValuePair() {
// MemberValuePair ::= SimpleName '=' MemberValue
char[] simpleName = this.identifierStack[this.identifierPtr];
long position = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
int end = (int) position;
int start = (int) (position >>> 32);
Expression value = this.expressionStack[this.expressionPtr--];
this.expressionLengthPtr--;
MemberValuePair memberValuePair = new MemberValuePair(simpleName, start, end, value);
pushOnAstStack(memberValuePair);
}
protected void consumeMemberValuePairs() {
// MemberValuePairs ::= MemberValuePairs ',' MemberValuePair
concatNodeLists();
}
protected void consumeMemberValues() {
// MemberValues ::= MemberValues ',' MemberValue
concatExpressionLists();
}
protected void consumeMethodBody() {
// MethodBody ::= NestedMethod '{' BlockStatementsopt '}'
this.nestedMethod[this.nestedType] --;
}
protected void consumeMethodDeclaration(boolean isNotAbstract) {
// MethodDeclaration ::= MethodHeader MethodBody
// AbstractMethodDeclaration ::= MethodHeader ';'
/*
this.astStack : modifiers arguments throws statements
this.identifierStack : type name
this.intStack : dim dim dim
==>
this.astStack : MethodDeclaration
this.identifierStack :
this.intStack :
*/
int length;
if (isNotAbstract) {
// pop the position of the { (body of the method) pushed in block decl
this.intPtr--;
this.intPtr--;
}
int explicitDeclarations = 0;
Statement[] statements = null;
if (isNotAbstract) {
//statements
explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
System.arraycopy(
this.astStack,
(this.astPtr -= length) + 1,
statements = new Statement[length],
0,
length);
}
}
// now we know that we have a method declaration at the top of the ast stack
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
md.statements = statements;
md.explicitDeclarations = explicitDeclarations;
// cannot be done in consumeMethodHeader because we have no idea whether or not there
// is a body when we reduce the method header
if (!isNotAbstract) { //remember the fact that the method has a semicolon body
md.modifiers |= ExtraCompilerModifiers.AccSemicolonBody;
} else if (!(this.diet && this.dietInt == 0) && statements == null && !containsComment(md.bodyStart, this.endPosition)) {
md.bits |= ASTNode.UndocumentedEmptyBlock;
}
// store the this.endPosition (position just before the '}') in case there is
// a trailing comment behind the end of the method
md.bodyEnd = this.endPosition;
md.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
}
protected void consumeMethodHeader() {
// MethodHeader ::= MethodHeaderName MethodHeaderParameters MethodHeaderExtendedDims ThrowsClauseopt
// AnnotationMethodHeader ::= AnnotationMethodHeaderName FormalParameterListopt MethodHeaderRightParen MethodHeaderExtendedDims AnnotationMethodHeaderDefaultValueopt
// RecoveryMethodHeader ::= RecoveryMethodHeaderName FormalParameterListopt MethodHeaderRightParen MethodHeaderExtendedDims AnnotationMethodHeaderDefaultValueopt
// RecoveryMethodHeader ::= RecoveryMethodHeaderName FormalParameterListopt MethodHeaderRightParen MethodHeaderExtendedDims MethodHeaderThrowsClause
// retrieve end position of method declarator
AbstractMethodDeclaration method = (AbstractMethodDeclaration)this.astStack[this.astPtr];
if (this.currentToken == TokenNameLBRACE){
method.bodyStart = this.scanner.currentPosition;
}
// recovery
if (this.currentElement != null){
// if(method.isAnnotationMethod()) {
// method.modifiers |= AccSemicolonBody;
// method.declarationSourceEnd = this.scanner.currentPosition-1;
// method.bodyEnd = this.scanner.currentPosition-1;
// this.currentElement = this.currentElement.parent;
// } else
if (this.currentToken == TokenNameSEMICOLON /*&& !method.isAnnotationMethod()*/){
method.modifiers |= ExtraCompilerModifiers.AccSemicolonBody;
method.declarationSourceEnd = this.scanner.currentPosition-1;
method.bodyEnd = this.scanner.currentPosition-1;
if (this.currentElement.parseTree() == method && this.currentElement.parent != null) {
this.currentElement = this.currentElement.parent;
}
} else if(this.currentToken == TokenNameLBRACE) {
if (this.currentElement instanceof RecoveredMethod &&
((RecoveredMethod)this.currentElement).methodDeclaration != method) {
this.ignoreNextOpeningBrace = true;
this.currentElement.bracketBalance++;
}
}
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeMethodHeaderDefaultValue() {
// MethodHeaderDefaultValue ::= DefaultValue
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
int length = this.expressionLengthStack[this.expressionLengthPtr--];
if (length == 1) {
intPtr--; // we get rid of the position of the default keyword
intPtr--; // we get rid of the position of the default keyword
if(md.isAnnotationMethod()) {
((AnnotationMethodDeclaration)md).defaultValue = this.expressionStack[this.expressionPtr];
md.modifiers |= ClassFileConstants.AccAnnotationDefault;
}
this.expressionPtr--;
this.recordStringLiterals = true;
}
if(this.currentElement != null) {
if(md.isAnnotationMethod()) {
this.currentElement.updateSourceEndIfNecessary(((AnnotationMethodDeclaration)md).defaultValue.sourceEnd);
}
}
}
protected void consumeMethodHeaderExtendedDims() {
// MethodHeaderExtendedDims ::= Dimsopt
// now we update the returnType of the method
MethodDeclaration md = (MethodDeclaration) this.astStack[this.astPtr];
int extendedDims = this.intStack[this.intPtr--];
if(md.isAnnotationMethod()) {
((AnnotationMethodDeclaration)md).extendedDimensions = extendedDims;
}
if (extendedDims != 0) {
TypeReference returnType = md.returnType;
md.sourceEnd = this.endPosition;
int dims = returnType.dimensions() + extendedDims;
md.returnType = this.copyDims(returnType, dims);
if (this.currentToken == TokenNameLBRACE){
md.bodyStart = this.endPosition + 1;
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = md.bodyStart;
}
}
}
protected void consumeMethodHeaderName(boolean isAnnotationMethod) {
// MethodHeaderName ::= Modifiersopt Type 'Identifier' '('
// AnnotationMethodHeaderName ::= Modifiersopt Type 'Identifier' '('
// RecoveryMethodHeaderName ::= Modifiersopt Type 'Identifier' '('
MethodDeclaration md = null;
if(isAnnotationMethod) {
md = new AnnotationMethodDeclaration(this.compilationUnit.compilationResult);
this.recordStringLiterals = false;
} else {
// AspectJ Extension
md = createMethodDeclaration(this.compilationUnit.compilationResult);
// End AspectJ Extension
}
//name
md.selector = this.identifierStack[this.identifierPtr];
long selectorSource = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//type
md.returnType = getTypeReference(this.intStack[this.intPtr--]);
//modifiers
md.declarationSourceStart = this.intStack[this.intPtr--];
md.modifiers = this.intStack[this.intPtr--];
// consume annotations
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
md.annotations = new Annotation[length],
0,
length);
}
// javadoc
md.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at selector start
md.sourceStart = (int) (selectorSource >>> 32);
pushOnAstStack(md);
md.sourceEnd = this.lParenPos;
md.bodyStart = this.lParenPos+1;
this.listLength = 0; // initialize this.listLength before reading parameters/throws
// recovery
if (this.currentElement != null){
if (this.currentElement instanceof RecoveredType
//|| md.modifiers != 0
|| (Util.getLineNumber(md.returnType.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr)
== Util.getLineNumber(md.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr))){
this.lastCheckPoint = md.bodyStart;
this.currentElement = this.currentElement.add(md, 0);
this.lastIgnoredToken = -1;
} else {
this.lastCheckPoint = md.sourceStart;
this.restartRecovery = true;
}
}
}
protected void consumeMethodHeaderNameWithTypeParameters(boolean isAnnotationMethod) {
// MethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
// AnnotationMethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
// RecoveryMethodHeaderName ::= Modifiersopt TypeParameters Type 'Identifier' '('
MethodDeclaration md = null;
if(isAnnotationMethod) {
md = new AnnotationMethodDeclaration(this.compilationUnit.compilationResult);
this.recordStringLiterals = false;
} else {
// AspectJ Extension
// md = new MethodDeclaration(this.compilationUnit.compilationResult);
md = createMethodDeclaration(this.compilationUnit.compilationResult);
// End AspectJ Extension
}
//name
md.selector = this.identifierStack[this.identifierPtr];
long selectorSource = this.identifierPositionStack[this.identifierPtr--];
this.identifierLengthPtr--;
//type
md.returnType = getTypeReference(this.intStack[this.intPtr--]);
// consume type parameters
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, md.typeParameters = new TypeParameter[length], 0, length);
//modifiers
md.declarationSourceStart = this.intStack[this.intPtr--];
md.modifiers = this.intStack[this.intPtr--];
// consume annotations
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
md.annotations = new Annotation[length],
0,
length);
}
// javadoc
md.javadoc = this.javadoc;
this.javadoc = null;
//highlight starts at selector start
md.sourceStart = (int) (selectorSource >>> 32);
pushOnAstStack(md);
md.sourceEnd = this.lParenPos;
md.bodyStart = this.lParenPos+1;
this.listLength = 0; // initialize this.listLength before reading parameters/throws
// recovery
if (this.currentElement != null){
boolean isType;
if ((isType = this.currentElement instanceof RecoveredType)
//|| md.modifiers != 0
|| (Util.getLineNumber(md.returnType.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr)
== Util.getLineNumber(md.sourceStart, this.scanner.lineEnds, 0, this.scanner.linePtr))){
if(isType) {
((RecoveredType) this.currentElement).pendingTypeParameters = null;
}
this.lastCheckPoint = md.bodyStart;
this.currentElement = this.currentElement.add(md, 0);
this.lastIgnoredToken = -1;
} else {
this.lastCheckPoint = md.sourceStart;
this.restartRecovery = true;
}
}
}
//AspectJ Extension
protected MethodDeclaration createMethodDeclaration(CompilationResult result) {
return new MethodDeclaration(result);
}
protected ConstructorDeclaration createConstructorDeclaration(CompilationResult result) {
return new ConstructorDeclaration(result);
}
// End AspectJ Extension
protected void consumeMethodHeaderRightParen() {
// MethodHeaderParameters ::= FormalParameterListopt ')'
int length = this.astLengthStack[this.astLengthPtr--];
this.astPtr -= length;
AbstractMethodDeclaration md = (AbstractMethodDeclaration) this.astStack[this.astPtr];
md.sourceEnd = this.rParenPos;
//arguments
if (length != 0) {
System.arraycopy(
this.astStack,
this.astPtr + 1,
md.arguments = new Argument[length],
0,
length);
}
md.bodyStart = this.rParenPos+1;
this.listLength = 0; // reset this.listLength after having read all parameters
// recovery
if (this.currentElement != null){
this.lastCheckPoint = md.bodyStart;
if (this.currentElement.parseTree() == md) return;
// might not have been attached yet - in some constructor scenarii
if (md.isConstructor()){
if ((length != 0)
|| (this.currentToken == TokenNameLBRACE)
|| (this.currentToken == TokenNamethrows)){
this.currentElement = this.currentElement.add(md, 0);
this.lastIgnoredToken = -1;
}
}
}
}
protected void consumeMethodHeaderThrowsClause() {
// MethodHeaderThrowsClause ::= 'throws' ClassTypeList
int length = this.astLengthStack[this.astLengthPtr--];
this.astPtr -= length;
AbstractMethodDeclaration md = (AbstractMethodDeclaration) this.astStack[this.astPtr];
System.arraycopy(
this.astStack,
this.astPtr + 1,
md.thrownExceptions = new TypeReference[length],
0,
length);
md.sourceEnd = md.thrownExceptions[length-1].sourceEnd;
md.bodyStart = md.thrownExceptions[length-1].sourceEnd + 1;
this.listLength = 0; // reset this.listLength after having read all thrown exceptions
// recovery
if (this.currentElement != null){
this.lastCheckPoint = md.bodyStart;
}
}
protected void consumeMethodInvocationName() {
// MethodInvocation ::= Name '(' ArgumentListopt ')'
// when the name is only an identifier...we have a message send to "this" (implicit)
MessageSend m = newMessageSend();
m.sourceEnd = this.rParenPos;
m.sourceStart =
(int) ((m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr]) >>> 32);
m.selector = this.identifierStack[this.identifierPtr--];
if (this.identifierLengthStack[this.identifierLengthPtr] == 1) {
m.receiver = ThisReference.implicitThis();
this.identifierLengthPtr--;
} else {
this.identifierLengthStack[this.identifierLengthPtr]--;
m.receiver = getUnspecifiedReference();
m.sourceStart = m.receiver.sourceStart;
}
pushOnExpressionStack(m);
}
protected void consumeMethodInvocationNameWithTypeArguments() {
// MethodInvocation ::= Name '.' TypeArguments 'Identifier' '(' ArgumentListopt ')'
// when the name is only an identifier...we have a message send to "this" (implicit)
MessageSend m = newMessageSendWithTypeArguments();
m.sourceEnd = this.rParenPos;
m.sourceStart =
(int) ((m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr]) >>> 32);
m.selector = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
// handle type arguments
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, m.typeArguments = new TypeReference[length], 0, length);
intPtr--;
m.receiver = getUnspecifiedReference();
m.sourceStart = m.receiver.sourceStart;
pushOnExpressionStack(m);
}
protected void consumeMethodInvocationPrimary() {
//optimize the push/pop
//MethodInvocation ::= Primary '.' 'Identifier' '(' ArgumentListopt ')'
MessageSend m = newMessageSend();
m.sourceStart =
(int) ((m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr]) >>> 32);
m.selector = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
m.receiver = this.expressionStack[this.expressionPtr];
m.sourceStart = m.receiver.sourceStart;
m.sourceEnd = this.rParenPos;
this.expressionStack[this.expressionPtr] = m;
}
protected void consumeMethodInvocationPrimaryWithTypeArguments() {
//optimize the push/pop
//MethodInvocation ::= Primary '.' TypeArguments 'Identifier' '(' ArgumentListopt ')'
MessageSend m = newMessageSendWithTypeArguments();
m.sourceStart =
(int) ((m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr]) >>> 32);
m.selector = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
// handle type arguments
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, m.typeArguments = new TypeReference[length], 0, length);
intPtr--;
m.receiver = this.expressionStack[this.expressionPtr];
m.sourceStart = m.receiver.sourceStart;
m.sourceEnd = this.rParenPos;
this.expressionStack[this.expressionPtr] = m;
}
protected void consumeMethodInvocationSuper() {
// MethodInvocation ::= 'super' '.' 'Identifier' '(' ArgumentListopt ')'
MessageSend m = newMessageSend();
m.sourceStart = this.intStack[this.intPtr--]; // start position of the super keyword
m.sourceEnd = this.rParenPos;
m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr];
m.selector = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
m.receiver = new SuperReference(m.sourceStart, this.endPosition);
pushOnExpressionStack(m);
}
protected void consumeMethodInvocationSuperWithTypeArguments() {
// MethodInvocation ::= 'super' '.' TypeArguments 'Identifier' '(' ArgumentListopt ')'
MessageSend m = newMessageSendWithTypeArguments();
intPtr--; // start position of the typeArguments
m.sourceEnd = this.rParenPos;
m.nameSourcePosition = this.identifierPositionStack[this.identifierPtr];
m.selector = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
// handle type arguments
int length = this.genericsLengthStack[this.genericsLengthPtr--];
this.genericsPtr -= length;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, m.typeArguments = new TypeReference[length], 0, length);
m.sourceStart = this.intStack[this.intPtr--]; // start position of the super keyword
m.receiver = new SuperReference(m.sourceStart, this.endPosition);
pushOnExpressionStack(m);
}
protected void consumeModifiers() {
int savedModifiersSourceStart = this.modifiersSourceStart;
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
if (this.modifiersSourceStart >= savedModifiersSourceStart) {
this.modifiersSourceStart = savedModifiersSourceStart;
}
pushOnIntStack(this.modifiersSourceStart);
resetModifiers();
}
protected void consumeModifiers2() {
this.expressionLengthStack[this.expressionLengthPtr - 1] += this.expressionLengthStack[this.expressionLengthPtr--];
}
protected void consumeNameArrayType() {
pushOnGenericsLengthStack(0); // handle type arguments
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
}
protected void consumeNestedMethod() {
// NestedMethod ::= $empty
jumpOverMethodBody();
this.nestedMethod[this.nestedType] ++;
pushOnIntStack(this.scanner.currentPosition);
consumeOpenBlock();
}
protected void consumeNestedType() {
// NestedType ::= $empty
int length = this.nestedMethod.length;
if (++this.nestedType >= length) {
System.arraycopy(
this.nestedMethod, 0,
this.nestedMethod = new int[length + 30], 0,
length);
// increase the size of the variablesCounter as well. It has to be consistent with the size of the nestedMethod collection
System.arraycopy(
this.variablesCounter, 0,
this.variablesCounter = new int[length + 30], 0,
length);
}
this.nestedMethod[this.nestedType] = 0;
this.variablesCounter[this.nestedType] = 0;
}
protected void consumeNormalAnnotation() {
// NormalAnnotation ::= '@' Name '(' MemberValuePairsopt ')'
NormalAnnotation normalAnnotation = null;
TypeReference typeReference = this.getAnnotationType();
normalAnnotation = new NormalAnnotation(typeReference, this.intStack[this.intPtr--]);
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
System.arraycopy(
this.astStack,
(this.astPtr -= length) + 1,
normalAnnotation.memberValuePairs = new MemberValuePair[length],
0,
length);
}
normalAnnotation.declarationSourceEnd = this.rParenPos;
pushOnExpressionStack(normalAnnotation);
if(this.currentElement != null) {
annotationRecoveryCheckPoint(normalAnnotation.sourceStart, normalAnnotation.declarationSourceEnd);
}
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfAnnotation(normalAnnotation);
}
this.recordStringLiterals = true;
}
protected void consumeOneDimLoop() {
// OneDimLoop ::= '[' ']'
this.dimensions++;
}
protected void consumeOnlySynchronized() {
// OnlySynchronized ::= 'synchronized'
pushOnIntStack(this.synchronizedBlockSourceStart);
resetModifiers();
this.expressionLengthPtr--;
}
protected void consumeOnlyTypeArguments() {
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
int length = this.genericsLengthStack[this.genericsLengthPtr];
this.problemReporter().invalidUsageOfTypeArguments(
(TypeReference)this.genericsStack[this.genericsPtr - length + 1],
(TypeReference)this.genericsStack[this.genericsPtr]);
}
}
protected void consumeOnlyTypeArgumentsForCastExpression() {
// OnlyTypeArgumentsForCastExpression ::= OnlyTypeArguments
}
protected void consumeOpenBlock() {
// OpenBlock ::= $empty
pushOnIntStack(this.scanner.startPosition);
int stackLength = this.realBlockStack.length;
if (++this.realBlockPtr >= stackLength) {
System.arraycopy(
this.realBlockStack, 0,
this.realBlockStack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.realBlockStack[this.realBlockPtr] = 0;
}
protected void consumePackageComment() {
// get possible comment for syntax since 1.5
if(options.sourceLevel >= ClassFileConstants.JDK1_5) {
checkComment();
resetModifiers();
}
}
protected void consumePackageDeclaration() {
// PackageDeclaration ::= 'package' Name ';'
/* build an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt = this.compilationUnit.currentPackage;
this.compilationUnit.javadoc = this.javadoc;
this.javadoc = null;
// flush comments defined prior to import statements
impt.declarationEnd = this.endStatementPosition;
impt.declarationSourceEnd = this.flushCommentsDefinedPriorTo(impt.declarationSourceEnd);
}
protected void consumePackageDeclarationName() {
// PackageDeclarationName ::= 'package' Name
/* build an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens =
new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, ++this.identifierPtr, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack,
this.identifierPtr--,
positions,
0,
length);
impt = new ImportReference(tokens, positions, true, ClassFileConstants.AccDefault);
this.compilationUnit.currentPackage = impt;
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
//this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
// get possible comment source start
if(this.javadoc != null) {
impt.declarationSourceStart = this.javadoc.sourceStart;
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumePackageDeclarationNameWithModifiers() {
// PackageDeclarationName ::= Modifiers 'package' Name
/* build an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens =
new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, ++this.identifierPtr, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack,
this.identifierPtr--,
positions,
0,
length);
int packageModifiersSourceStart = this.intStack[this.intPtr--]; // we don't need the modifiers start
int packageModifiers = this.intStack[this.intPtr--];
impt = new ImportReference(tokens, positions, true, packageModifiers);
this.compilationUnit.currentPackage = impt;
// consume annotations
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
System.arraycopy(
this.expressionStack,
(this.expressionPtr -= length) + 1,
impt.annotations = new Annotation[length],
0,
length);
impt.declarationSourceStart = packageModifiersSourceStart;
intPtr--; // we don't need the position of the 'package keyword
} else {
impt.declarationSourceStart = this.intStack[this.intPtr--];
// get possible comment source start
if (this.javadoc != null) {
impt.declarationSourceStart = this.javadoc.sourceStart;
}
}
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumePostfixExpression() {
// PostfixExpression ::= Name
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
}
protected void consumePrimaryNoNewArray() {
// PrimaryNoNewArray ::= PushLPAREN Expression PushRPAREN
final Expression parenthesizedExpression = this.expressionStack[this.expressionPtr];
updateSourcePosition(parenthesizedExpression);
int numberOfParenthesis = (parenthesizedExpression.bits & ASTNode.ParenthesizedMASK) >> ASTNode.ParenthesizedSHIFT;
parenthesizedExpression.bits &= ~ASTNode.ParenthesizedMASK;
parenthesizedExpression.bits |= (numberOfParenthesis + 1) << ASTNode.ParenthesizedSHIFT;
}
protected void consumePrimaryNoNewArrayArrayType() {
// PrimaryNoNewArray ::= Name Dims '.' 'class'
this.intPtr--; // remove the class start position
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
pushOnGenericsLengthStack(0);
pushOnExpressionStack(
new ClassLiteralAccess(this.intStack[this.intPtr--], getTypeReference(this.intStack[this.intPtr--])));
}
protected void consumePrimaryNoNewArrayName() {
// PrimaryNoNewArray ::= Name '.' 'class'
this.intPtr--; // remove the class start position
// handle type arguments
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
pushOnGenericsLengthStack(0);
TypeReference typeReference = getTypeReference(0);
pushOnExpressionStack(
new ClassLiteralAccess(this.intStack[this.intPtr--], typeReference));
}
protected void consumePrimaryNoNewArrayNameSuper() {
// PrimaryNoNewArray ::= Name '.' 'super'
// handle type arguments
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
pushOnGenericsLengthStack(0);
TypeReference typeReference = getTypeReference(0);
pushOnExpressionStack(
new QualifiedSuperReference(
typeReference,
this.intStack[this.intPtr--],
this.endPosition));
}
protected void consumePrimaryNoNewArrayNameThis() {
// PrimaryNoNewArray ::= Name '.' 'this'
// handle type arguments
pushOnGenericsIdentifiersLengthStack(this.identifierLengthStack[this.identifierLengthPtr]);
pushOnGenericsLengthStack(0); // handle type arguments
TypeReference typeReference = getTypeReference(0);
pushOnExpressionStack(
new QualifiedThisReference(
typeReference,
this.intStack[this.intPtr--],
this.endPosition));
}
protected void consumePrimaryNoNewArrayPrimitiveArrayType() {
// PrimaryNoNewArray ::= PrimitiveType Dims '.' 'class'
this.intPtr--; // remove the class start position
pushOnExpressionStack(
new ClassLiteralAccess(this.intStack[this.intPtr--], getTypeReference(this.intStack[this.intPtr--])));
}
protected void consumePrimaryNoNewArrayPrimitiveType() {
// PrimaryNoNewArray ::= PrimitiveType '.' 'class'
this.intPtr--; // remove the class start position
pushOnExpressionStack(
new ClassLiteralAccess(this.intStack[this.intPtr--], getTypeReference(0)));
}
protected void consumePrimaryNoNewArrayThis() {
// PrimaryNoNewArray ::= 'this'
pushOnExpressionStack(new ThisReference(this.intStack[this.intPtr--], this.endPosition));
}
protected void consumePrimaryNoNewArrayWithName() {
// PrimaryNoNewArray ::= PushLPAREN Expression PushRPAREN
pushOnExpressionStack(getUnspecifiedReferenceOptimized());
final Expression parenthesizedExpression = this.expressionStack[this.expressionPtr];
updateSourcePosition(parenthesizedExpression);
int numberOfParenthesis = (parenthesizedExpression.bits & ASTNode.ParenthesizedMASK) >> ASTNode.ParenthesizedSHIFT;
parenthesizedExpression.bits &= ~ASTNode.ParenthesizedMASK;
parenthesizedExpression.bits |= (numberOfParenthesis + 1) << ASTNode.ParenthesizedSHIFT;
}
protected void consumePrimitiveArrayType() {
// nothing to do
// Will be consume by a getTypeRefence call
}
protected void consumePrimitiveType() {
// Type ::= PrimitiveType
pushOnIntStack(0);
}
protected void consumePushLeftBrace() {
pushOnIntStack(this.endPosition); // modifiers
}
protected void consumePushRealModifiers() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(this.modifiersSourceStart);
resetModifiers();
}
protected void consumePushModifiers() {
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(this.modifiersSourceStart);
resetModifiers();
pushOnExpressionStackLengthStack(0);
}
protected void consumePushModifiersForHeader() {
checkComment(); // might update modifiers with AccDeprecated
pushOnIntStack(this.modifiers); // modifiers
pushOnIntStack(this.modifiersSourceStart);
resetModifiers();
pushOnExpressionStackLengthStack(0);
}
protected void consumePushPosition() {
// for source managment purpose
// PushPosition ::= $empty
pushOnIntStack(this.endPosition);
}
protected void consumeQualifiedName() {
// QualifiedName ::= Name '.' SimpleName
/*back from the recursive loop of QualifiedName.
Updates identifier length into the length stack*/
this.identifierLengthStack[--this.identifierLengthPtr]++;
}
protected void consumeRecoveryMethodHeaderName() {
// this method is call only inside recovery
boolean isAnnotationMethod = false;
if(this.currentElement instanceof RecoveredType) {
isAnnotationMethod = (((RecoveredType)this.currentElement).typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
} else {
RecoveredType recoveredType = this.currentElement.enclosingType();
if(recoveredType != null) {
isAnnotationMethod = (recoveredType.typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
}
}
this.consumeMethodHeaderName(isAnnotationMethod);
}
protected void consumeRecoveryMethodHeaderNameWithTypeParameters() {
// this method is call only inside recovery
boolean isAnnotationMethod = false;
if(this.currentElement instanceof RecoveredType) {
isAnnotationMethod = (((RecoveredType)this.currentElement).typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
} else {
RecoveredType recoveredType = this.currentElement.enclosingType();
if(recoveredType != null) {
isAnnotationMethod = (recoveredType.typeDeclaration.modifiers & ClassFileConstants.AccAnnotation) != 0;
}
}
this.consumeMethodHeaderNameWithTypeParameters(isAnnotationMethod);
}
protected void consumeReduceImports() {
// Consume imports
int length;
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.astPtr -= length;
System.arraycopy(
this.astStack,
this.astPtr + 1,
this.compilationUnit.imports = new ImportReference[length],
0,
length);
}
}
protected void consumeReferenceType() {
pushOnIntStack(0); // handle array type
}
protected void consumeReferenceType1() {
pushOnGenericsStack(getTypeReference(this.intStack[this.intPtr--]));
}
protected void consumeReferenceType2() {
pushOnGenericsStack(getTypeReference(this.intStack[this.intPtr--]));
}
protected void consumeReferenceType3() {
pushOnGenericsStack(getTypeReference(this.intStack[this.intPtr--]));
}
protected void consumeRestoreDiet() {
// RestoreDiet ::= $empty
this.dietInt--;
}
protected void consumeRightParen() {
// PushRPAREN ::= ')'
pushOnIntStack(this.rParenPos);
}
//This method is part of an automatic generation : do NOT edit-modify
protected void consumeRule(int act) {
throw new UnsupportedOperationException("Should be invoking method in Parser instead"); // AspectJ extension - subclass should be used
}
protected void consumeSimpleAssertStatement() {
// AssertStatement ::= 'assert' Expression ';'
this.expressionLengthPtr--;
pushOnAstStack(new AssertStatement(this.expressionStack[this.expressionPtr--], this.intStack[this.intPtr--]));
}
protected void consumeSingleMemberAnnotation() {
// SingleMemberAnnotation ::= '@' Name '(' MemberValue ')'
SingleMemberAnnotation singleMemberAnnotation = null;
TypeReference typeReference = this.getAnnotationType();
singleMemberAnnotation = new SingleMemberAnnotation(typeReference, this.intStack[this.intPtr--]);
singleMemberAnnotation.memberValue = this.expressionStack[this.expressionPtr--];
this.expressionLengthPtr--;
singleMemberAnnotation.declarationSourceEnd = this.rParenPos;
pushOnExpressionStack(singleMemberAnnotation);
if(this.currentElement != null) {
annotationRecoveryCheckPoint(singleMemberAnnotation.sourceStart, singleMemberAnnotation.declarationSourceEnd);
}
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
this.problemReporter().invalidUsageOfAnnotation(singleMemberAnnotation);
}
this.recordStringLiterals = true;
}
protected void consumeSingleStaticImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' 'static' Name
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(impt = new ImportReference(tokens, positions, false, ClassFileConstants.AccStatic));
this.modifiers = ClassFileConstants.AccDefault;
this.modifiersSourceStart = -1; // <-- see comment into modifiersFlag(int)
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
//this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
if(!this.statementRecoveryActivated &&
this.options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
impt.modifiers = ClassFileConstants.AccDefault; // convert the static import reference to a non-static importe reference
this.problemReporter().invalidUsageOfStaticImports(impt);
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeSingleTypeImportDeclarationName() {
// SingleTypeImportDeclarationName ::= 'import' Name
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(impt = new ImportReference(tokens, positions, false, ClassFileConstants.AccDefault));
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
//this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeStatementBreak() {
// BreakStatement ::= 'break' ';'
// break pushs a position on this.intStack in case there is no label
pushOnAstStack(new BreakStatement(null, this.intStack[this.intPtr--], this.endStatementPosition));
if (this.pendingRecoveredType != null) {
// Used only in statements recovery.
// This is not a real break statement but a placeholder for an existing local type.
// The break statement must be replace by the local type.
if (this.pendingRecoveredType.allocation == null &&
this.endPosition <= this.pendingRecoveredType.declarationSourceEnd) {
this.astStack[this.astPtr] = this.pendingRecoveredType;
this.pendingRecoveredType = null;
return;
}
this.pendingRecoveredType = null;
}
}
protected void consumeStatementBreakWithLabel() {
// BreakStatement ::= 'break' Identifier ';'
// break pushs a position on this.intStack in case there is no label
pushOnAstStack(
new BreakStatement(
this.identifierStack[this.identifierPtr--],
this.intStack[this.intPtr--],
this.endStatementPosition));
this.identifierLengthPtr--;
}
protected void consumeStatementCatch() {
// CatchClause ::= 'catch' '(' FormalParameter ')' Block
//catch are stored directly into the Try
//has they always comes two by two....
//we remove one entry from the astlengthPtr.
//The construction of the try statement must
//then fetch the catches using 2*i and 2*i + 1
this.astLengthPtr--;
this.listLength = 0; // reset formalParameter counter (incremented for catch variable)
}
protected void consumeStatementContinue() {
// ContinueStatement ::= 'continue' ';'
// continue pushs a position on this.intStack in case there is no label
pushOnAstStack(
new ContinueStatement(
null,
this.intStack[this.intPtr--],
this.endStatementPosition));
}
protected void consumeStatementContinueWithLabel() {
// ContinueStatement ::= 'continue' Identifier ';'
// continue pushs a position on this.intStack in case there is no label
pushOnAstStack(
new ContinueStatement(
this.identifierStack[this.identifierPtr--],
this.intStack[this.intPtr--],
this.endStatementPosition));
this.identifierLengthPtr--;
}
protected void consumeStatementDo() {
// DoStatement ::= 'do' Statement 'while' '(' Expression ')' ';'
//the 'while' pushes a value on this.intStack that we need to remove
this.intPtr--;
Statement statement = (Statement) this.astStack[this.astPtr];
this.expressionLengthPtr--;
this.astStack[this.astPtr] =
new DoStatement(
this.expressionStack[this.expressionPtr--],
statement,
this.intStack[this.intPtr--],
this.endStatementPosition);
}
protected void consumeStatementExpressionList() {
// StatementExpressionList ::= StatementExpressionList ',' StatementExpression
concatExpressionLists();
}
protected void consumeStatementFor() {
// ForStatement ::= 'for' '(' ForInitopt ';' Expressionopt ';' ForUpdateopt ')' Statement
// ForStatementNoShortIf ::= 'for' '(' ForInitopt ';' Expressionopt ';' ForUpdateopt ')' StatementNoShortIf
int length;
Expression cond = null;
Statement[] inits, updates;
boolean scope = true;
//statements
this.astLengthPtr--;
Statement statement = (Statement) this.astStack[this.astPtr--];
//updates are on the expresion stack
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) == 0) {
updates = null;
} else {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
updates = new Statement[length],
0,
length);
}
if (this.expressionLengthStack[this.expressionLengthPtr--] != 0)
cond = this.expressionStack[this.expressionPtr--];
//inits may be on two different stacks
if ((length = this.astLengthStack[this.astLengthPtr--]) == 0) {
inits = null;
scope = false;
} else {
if (length == -1) { //on this.expressionStack
scope = false;
length = this.expressionLengthStack[this.expressionLengthPtr--];
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
inits = new Statement[length],
0,
length);
} else { //on this.astStack
this.astPtr -= length;
System.arraycopy(
this.astStack,
this.astPtr + 1,
inits = new Statement[length],
0,
length);
}
}
pushOnAstStack(
new ForStatement(
inits,
cond,
updates,
statement,
scope,
this.intStack[this.intPtr--],
this.endStatementPosition));
}
protected void consumeStatementIfNoElse() {
// IfThenStatement ::= 'if' '(' Expression ')' Statement
//optimize the push/pop
this.expressionLengthPtr--;
Statement thenStatement = (Statement) this.astStack[this.astPtr];
this.astStack[this.astPtr] =
new IfStatement(
this.expressionStack[this.expressionPtr--],
thenStatement,
this.intStack[this.intPtr--],
this.endStatementPosition);
}
protected void consumeStatementIfWithElse() {
// IfThenElseStatement ::= 'if' '(' Expression ')' StatementNoShortIf 'else' Statement
// IfThenElseStatementNoShortIf ::= 'if' '(' Expression ')' StatementNoShortIf 'else' StatementNoShortIf
this.expressionLengthPtr--;
// optimized {..., Then, Else } ==> {..., If }
this.astLengthPtr--;
//optimize the push/pop
this.astStack[--this.astPtr] =
new IfStatement(
this.expressionStack[this.expressionPtr--],
(Statement) this.astStack[this.astPtr],
(Statement) this.astStack[this.astPtr + 1],
this.intStack[this.intPtr--],
this.endStatementPosition);
}
protected void consumeStatementLabel() {
// LabeledStatement ::= 'Identifier' ':' Statement
// LabeledStatementNoShortIf ::= 'Identifier' ':' StatementNoShortIf
//optimize push/pop
Statement statement = (Statement) this.astStack[this.astPtr];
this.astStack[this.astPtr] =
new LabeledStatement(
this.identifierStack[this.identifierPtr],
statement,
this.identifierPositionStack[this.identifierPtr--],
this.endStatementPosition);
this.identifierLengthPtr--;
}
protected void consumeStatementReturn() {
// ReturnStatement ::= 'return' Expressionopt ';'
// return pushs a position on this.intStack in case there is no expression
if (this.expressionLengthStack[this.expressionLengthPtr--] != 0) {
pushOnAstStack(
new ReturnStatement(
this.expressionStack[this.expressionPtr--],
this.intStack[this.intPtr--],
this.endStatementPosition)
);
} else {
pushOnAstStack(new ReturnStatement(null, this.intStack[this.intPtr--], this.endStatementPosition));
}
}
protected void consumeStatementSwitch() {
// SwitchStatement ::= 'switch' OpenBlock '(' Expression ')' SwitchBlock
//OpenBlock just makes the semantic action blockStart()
//the block is inlined but a scope need to be created
//if some declaration occurs.
int length;
SwitchStatement switchStatement = new SwitchStatement();
this.expressionLengthPtr--;
switchStatement.expression = this.expressionStack[this.expressionPtr--];
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.astPtr -= length;
System.arraycopy(
this.astStack,
this.astPtr + 1,
switchStatement.statements = new Statement[length],
0,
length);
}
switchStatement.explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
pushOnAstStack(switchStatement);
switchStatement.blockStart = this.intStack[this.intPtr--];
switchStatement.sourceStart = this.intStack[this.intPtr--];
switchStatement.sourceEnd = this.endStatementPosition;
if (length == 0 && !containsComment(switchStatement.blockStart, switchStatement.sourceEnd)) {
switchStatement.bits |= ASTNode.UndocumentedEmptyBlock;
}
}
protected void consumeStatementSynchronized() {
// SynchronizedStatement ::= OnlySynchronized '(' Expression ')' Block
//optimize the push/pop
if (this.astLengthStack[this.astLengthPtr] == 0) {
this.astLengthStack[this.astLengthPtr] = 1;
this.expressionLengthPtr--;
this.astStack[++this.astPtr] =
new SynchronizedStatement(
this.expressionStack[this.expressionPtr--],
null,
this.intStack[this.intPtr--],
this.endStatementPosition);
} else {
this.expressionLengthPtr--;
this.astStack[this.astPtr] =
new SynchronizedStatement(
this.expressionStack[this.expressionPtr--],
(Block) this.astStack[this.astPtr],
this.intStack[this.intPtr--],
this.endStatementPosition);
}
resetModifiers();
}
protected void consumeStatementThrow() {
// ThrowStatement ::= 'throw' Expression ';'
this.expressionLengthPtr--;
pushOnAstStack(new ThrowStatement(this.expressionStack[this.expressionPtr--], this.intStack[this.intPtr--], this.endStatementPosition));
}
protected void consumeStatementTry(boolean withFinally) {
//TryStatement ::= 'try' Block Catches
//TryStatement ::= 'try' Block Catchesopt Finally
int length;
TryStatement tryStmt = new TryStatement();
//finally
if (withFinally) {
this.astLengthPtr--;
tryStmt.finallyBlock = (Block) this.astStack[this.astPtr--];
}
//catches are handle by two <argument-block> [see statementCatch]
if ((length = this.astLengthStack[this.astLengthPtr--]) != 0) {
if (length == 1) {
tryStmt.catchBlocks = new Block[] {(Block) this.astStack[this.astPtr--]};
tryStmt.catchArguments = new Argument[] {(Argument) this.astStack[this.astPtr--]};
} else {
Block[] bks = (tryStmt.catchBlocks = new Block[length]);
Argument[] args = (tryStmt.catchArguments = new Argument[length]);
while (length-- > 0) {
bks[length] = (Block) this.astStack[this.astPtr--];
args[length] = (Argument) this.astStack[this.astPtr--];
}
}
}
//try
this.astLengthPtr--;
tryStmt.tryBlock = (Block) this.astStack[this.astPtr--];
//positions
tryStmt.sourceEnd = this.endStatementPosition;
tryStmt.sourceStart = this.intStack[this.intPtr--];
pushOnAstStack(tryStmt);
}
protected void consumeStatementWhile() {
// WhileStatement ::= 'while' '(' Expression ')' Statement
// WhileStatementNoShortIf ::= 'while' '(' Expression ')' StatementNoShortIf
this.expressionLengthPtr--;
Statement statement = (Statement) this.astStack[this.astPtr];
this.astStack[this.astPtr] =
new WhileStatement(
this.expressionStack[this.expressionPtr--],
statement,
this.intStack[this.intPtr--],
this.endStatementPosition);
}
protected void consumeStaticImportOnDemandDeclarationName() {
// TypeImportOnDemandDeclarationName ::= 'import' 'static' Name '.' '*'
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(impt = new ImportReference(tokens, positions, true, ClassFileConstants.AccStatic));
this.modifiers = ClassFileConstants.AccDefault;
this.modifiersSourceStart = -1; // <-- see comment into modifiersFlag(int)
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
//this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
impt.modifiers = ClassFileConstants.AccDefault; // convert the static import reference to a non-static importe reference
this.problemReporter().invalidUsageOfStaticImports(impt);
}
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeStaticInitializer() {
// StaticInitializer ::= StaticOnly Block
//push an Initializer
//optimize the push/pop
Block block = (Block) this.astStack[this.astPtr];
if (this.diet) block.bits &= ~ASTNode.UndocumentedEmptyBlock; // clear bit set since was diet
Initializer initializer = new Initializer(block, ClassFileConstants.AccStatic);
this.astStack[this.astPtr] = initializer;
initializer.sourceEnd = this.endStatementPosition;
initializer.declarationSourceEnd = flushCommentsDefinedPriorTo(this.endStatementPosition);
this.nestedMethod[this.nestedType] --;
initializer.declarationSourceStart = this.intStack[this.intPtr--];
initializer.bodyStart = this.intStack[this.intPtr--];
initializer.bodyEnd = this.endPosition;
// doc comment
initializer.javadoc = this.javadoc;
this.javadoc = null;
// recovery
if (this.currentElement != null){
this.lastCheckPoint = initializer.declarationSourceEnd;
this.currentElement = this.currentElement.add(initializer, 0);
this.lastIgnoredToken = -1;
}
}
protected void consumeStaticOnly() {
// StaticOnly ::= 'static'
int savedModifiersSourceStart = this.modifiersSourceStart;
checkComment(); // might update declaration source start
if (this.modifiersSourceStart >= savedModifiersSourceStart) {
this.modifiersSourceStart = savedModifiersSourceStart;
}
pushOnIntStack(this.scanner.currentPosition);
pushOnIntStack(
this.modifiersSourceStart >= 0 ? this.modifiersSourceStart : this.scanner.startPosition);
jumpOverMethodBody();
this.nestedMethod[this.nestedType]++;
resetModifiers();
this.expressionLengthPtr--; // remove the 0 pushed in consumeToken() for the static modifier
// recovery
if (this.currentElement != null){
this.recoveredStaticInitializerStart = this.intStack[this.intPtr]; // remember start position only for static initializers
}
}
protected void consumeSwitchBlock() {
// SwitchBlock ::= '{' SwitchBlockStatements SwitchLabels '}'
concatNodeLists();
}
protected void consumeSwitchBlockStatement() {
// SwitchBlockStatement ::= SwitchLabels BlockStatements
concatNodeLists();
}
protected void consumeSwitchBlockStatements() {
// SwitchBlockStatements ::= SwitchBlockStatements SwitchBlockStatement
concatNodeLists();
}
protected void consumeSwitchLabels() {
// SwitchLabels ::= SwitchLabels SwitchLabel
optimizedConcatNodeLists();
}
protected void consumeToken(int type) {
/* remember the last consumed value */
/* try to minimize the number of build values */
// // clear the commentPtr of the scanner in case we read something different from a modifier
// switch(type) {
// case TokenNameabstract :
// case TokenNamestrictfp :
// case TokenNamefinal :
// case TokenNamenative :
// case TokenNameprivate :
// case TokenNameprotected :
// case TokenNamepublic :
// case TokenNametransient :
// case TokenNamevolatile :
// case TokenNamestatic :
// case TokenNamesynchronized :
// break;
// default:
// this.scanner.commentPtr = -1;
// }
//System.out.println(this.scanner.toStringAction(type));
switch (type) {
case TokenNameIdentifier :
pushIdentifier();
if (this.scanner.useAssertAsAnIndentifier &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
long positions = this.identifierPositionStack[this.identifierPtr];
if(!this.statementRecoveryActivated) problemReporter().useAssertAsAnIdentifier((int) (positions >>> 32), (int) positions);
}
if (this.scanner.useEnumAsAnIndentifier &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
long positions = this.identifierPositionStack[this.identifierPtr];
if(!this.statementRecoveryActivated) problemReporter().useEnumAsAnIdentifier((int) (positions >>> 32), (int) positions);
}
break;
case TokenNameinterface :
//'class' is pushing two int (positions) on the stack ==> 'interface' needs to do it too....
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameabstract :
checkAndSetModifiers(ClassFileConstants.AccAbstract);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamestrictfp :
checkAndSetModifiers(ClassFileConstants.AccStrictfp);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamefinal :
checkAndSetModifiers(ClassFileConstants.AccFinal);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamenative :
checkAndSetModifiers(ClassFileConstants.AccNative);
pushOnExpressionStackLengthStack(0);
break;
case TokenNameprivate :
checkAndSetModifiers(ClassFileConstants.AccPrivate);
pushOnExpressionStackLengthStack(0);
break;
case TokenNameprotected :
checkAndSetModifiers(ClassFileConstants.AccProtected);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamepublic :
checkAndSetModifiers(ClassFileConstants.AccPublic);
pushOnExpressionStackLengthStack(0);
break;
case TokenNametransient :
checkAndSetModifiers(ClassFileConstants.AccTransient);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamevolatile :
checkAndSetModifiers(ClassFileConstants.AccVolatile);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamestatic :
checkAndSetModifiers(ClassFileConstants.AccStatic);
pushOnExpressionStackLengthStack(0);
break;
case TokenNamesynchronized :
this.synchronizedBlockSourceStart = this.scanner.startPosition;
checkAndSetModifiers(ClassFileConstants.AccSynchronized);
pushOnExpressionStackLengthStack(0);
break;
//==============================
case TokenNamevoid :
pushIdentifier(-T_void);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
//push a default dimension while void is not part of the primitive
//declaration baseType and so takes the place of a type without getting into
//regular type parsing that generates a dimension on this.intStack
case TokenNameboolean :
pushIdentifier(-T_boolean);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamebyte :
pushIdentifier(-T_byte);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamechar :
pushIdentifier(-T_char);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamedouble :
pushIdentifier(-T_double);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamefloat :
pushIdentifier(-T_float);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameint :
pushIdentifier(-T_int);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamelong :
pushIdentifier(-T_long);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameshort :
pushIdentifier(-T_short);
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
//==============================
case TokenNameIntegerLiteral :
pushOnExpressionStack(
new IntLiteral(
this.scanner.getCurrentTokenSource(),
this.scanner.startPosition,
this.scanner.currentPosition - 1));
break;
case TokenNameLongLiteral :
pushOnExpressionStack(
new LongLiteral(
this.scanner.getCurrentTokenSource(),
this.scanner.startPosition,
this.scanner.currentPosition - 1));
break;
case TokenNameFloatingPointLiteral :
pushOnExpressionStack(
new FloatLiteral(
this.scanner.getCurrentTokenSource(),
this.scanner.startPosition,
this.scanner.currentPosition - 1));
break;
case TokenNameDoubleLiteral :
pushOnExpressionStack(
new DoubleLiteral(
this.scanner.getCurrentTokenSource(),
this.scanner.startPosition,
this.scanner.currentPosition - 1));
break;
case TokenNameCharacterLiteral :
pushOnExpressionStack(
new CharLiteral(
this.scanner.getCurrentTokenSource(),
this.scanner.startPosition,
this.scanner.currentPosition - 1));
break;
case TokenNameStringLiteral :
StringLiteral stringLiteral;
if (this.recordStringLiterals && this.checkExternalizeStrings && !this.statementRecoveryActivated) {
stringLiteral = this.createStringLiteral(
this.scanner.getCurrentTokenSourceString(),
this.scanner.startPosition,
this.scanner.currentPosition - 1,
Util.getLineNumber(this.scanner.startPosition, this.scanner.lineEnds, 0, this.scanner.linePtr));
this.compilationUnit.recordStringLiteral(stringLiteral);
} else {
stringLiteral = this.createStringLiteral(
this.scanner.getCurrentTokenSourceString(),
this.scanner.startPosition,
this.scanner.currentPosition - 1,
0);
}
pushOnExpressionStack(stringLiteral);
break;
case TokenNamefalse :
pushOnExpressionStack(
new FalseLiteral(this.scanner.startPosition, this.scanner.currentPosition - 1));
break;
case TokenNametrue :
pushOnExpressionStack(
new TrueLiteral(this.scanner.startPosition, this.scanner.currentPosition - 1));
break;
case TokenNamenull :
pushOnExpressionStack(
new NullLiteral(this.scanner.startPosition, this.scanner.currentPosition - 1));
break;
//============================
case TokenNamesuper :
case TokenNamethis :
this.endPosition = this.scanner.currentPosition - 1;
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameassert :
case TokenNameimport :
case TokenNamepackage :
case TokenNamethrow :
case TokenNamedo :
case TokenNameif :
case TokenNamefor :
case TokenNameswitch :
case TokenNametry :
case TokenNamewhile :
case TokenNamebreak :
case TokenNamecontinue :
case TokenNamereturn :
case TokenNamecase :
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamenew :
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=40954
resetModifiers();
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameclass :
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameenum :
pushOnIntStack(this.scanner.currentPosition - 1);
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNamedefault :
pushOnIntStack(this.scanner.startPosition);
pushOnIntStack(this.scanner.currentPosition - 1);
break;
//let extra semantic action decide when to push
case TokenNameRBRACKET :
this.endPosition = this.scanner.startPosition;
this.endStatementPosition = this.scanner.currentPosition - 1;
break;
case TokenNameLBRACE :
this.endStatementPosition = this.scanner.currentPosition - 1;
case TokenNamePLUS :
case TokenNameMINUS :
case TokenNameNOT :
case TokenNameTWIDDLE :
this.endPosition = this.scanner.startPosition;
break;
case TokenNamePLUS_PLUS :
case TokenNameMINUS_MINUS :
this.endPosition = this.scanner.startPosition;
this.endStatementPosition = this.scanner.currentPosition - 1;
break;
case TokenNameRBRACE:
case TokenNameSEMICOLON :
this.endStatementPosition = this.scanner.currentPosition - 1;
this.endPosition = this.scanner.startPosition - 1;
//the item is not part of the potential futur expression/statement
break;
case TokenNameRPAREN :
// in order to handle ( expression) ////// (cast)expression///// foo(x)
this.rParenPos = this.scanner.currentPosition - 1; // position of the end of right parenthesis (in case of unicode \u0029) lex00101
break;
case TokenNameLPAREN :
this.lParenPos = this.scanner.startPosition;
break;
case TokenNameAT :
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameQUESTION :
pushOnIntStack(this.scanner.startPosition);
pushOnIntStack(this.scanner.currentPosition - 1);
break;
case TokenNameLESS :
pushOnIntStack(this.scanner.startPosition);
break;
case TokenNameELLIPSIS :
pushOnIntStack(this.scanner.currentPosition - 1);
break;
// case TokenNameCOMMA :
// case TokenNameCOLON :
// case TokenNameEQUAL :
// case TokenNameLBRACKET :
// case TokenNameDOT :
// case TokenNameERROR :
// case TokenNameEOF :
// case TokenNamecase :
// case TokenNamecatch :
// case TokenNameelse :
// case TokenNameextends :
// case TokenNamefinally :
// case TokenNameimplements :
// case TokenNamethrows :
// case TokenNameinstanceof :
// case TokenNameEQUAL_EQUAL :
// case TokenNameLESS_EQUAL :
// case TokenNameGREATER_EQUAL :
// case TokenNameNOT_EQUAL :
// case TokenNameLEFT_SHIFT :
// case TokenNameRIGHT_SHIFT :
// case TokenNameUNSIGNED_RIGHT_SHIFT :
// case TokenNamePLUS_EQUAL :
// case TokenNameMINUS_EQUAL :
// case TokenNameMULTIPLY_EQUAL :
// case TokenNameDIVIDE_EQUAL :
// case TokenNameAND_EQUAL :
// case TokenNameOR_EQUAL :
// case TokenNameXOR_EQUAL :
// case TokenNameREMAINDER_EQUAL :
// case TokenNameLEFT_SHIFT_EQUAL :
// case TokenNameRIGHT_SHIFT_EQUAL :
// case TokenNameUNSIGNED_RIGHT_SHIFT_EQUAL :
// case TokenNameOR_OR :
// case TokenNameAND_AND :
// case TokenNameREMAINDER :
// case TokenNameXOR :
// case TokenNameAND :
// case TokenNameMULTIPLY :
// case TokenNameOR :
// case TokenNameDIVIDE :
// case TokenNameGREATER :
}
}
protected void consumeTypeArgument() {
pushOnGenericsStack(getTypeReference(this.intStack[this.intPtr--]));
}
protected void consumeTypeArgumentList() {
concatGenericsLists();
}
protected void consumeTypeArgumentList1() {
concatGenericsLists();
}
protected void consumeTypeArgumentList2() {
concatGenericsLists();
}
protected void consumeTypeArgumentList3() {
concatGenericsLists();
}
protected void consumeTypeArgumentReferenceType1() {
concatGenericsLists();
pushOnGenericsStack(getTypeReference(0));
intPtr--;
}
protected void consumeTypeArgumentReferenceType2() {
concatGenericsLists();
pushOnGenericsStack(getTypeReference(0));
intPtr--;
}
protected void consumeTypeArguments() {
concatGenericsLists();
intPtr--;
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5 &&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
int length = this.genericsLengthStack[this.genericsLengthPtr];
this.problemReporter().invalidUsageOfTypeArguments(
(TypeReference)this.genericsStack[this.genericsPtr - length + 1],
(TypeReference)this.genericsStack[this.genericsPtr]);
}
}
protected void consumeTypeDeclarations() {
// TypeDeclarations ::= TypeDeclarations TypeDeclaration
concatNodeLists();
}
protected void consumeTypeImportOnDemandDeclarationName() {
// TypeImportOnDemandDeclarationName ::= 'import' Name '.' '*'
/* push an ImportRef build from the last name
stored in the identifier stack. */
ImportReference impt;
int length;
char[][] tokens = new char[length = this.identifierLengthStack[this.identifierLengthPtr--]][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
pushOnAstStack(impt = new ImportReference(tokens, positions, true, ClassFileConstants.AccDefault));
if (this.currentToken == TokenNameSEMICOLON){
impt.declarationSourceEnd = this.scanner.currentPosition - 1;
} else {
impt.declarationSourceEnd = impt.sourceEnd;
}
impt.declarationEnd = impt.declarationSourceEnd;
//this.endPosition is just before the ;
impt.declarationSourceStart = this.intStack[this.intPtr--];
// recovery
if (this.currentElement != null){
this.lastCheckPoint = impt.declarationSourceEnd+1;
this.currentElement = this.currentElement.add(impt, 0);
this.lastIgnoredToken = -1;
this.restartRecovery = true; // used to avoid branching back into the regular automaton
}
}
protected void consumeTypeParameterHeader() {
//TypeParameterHeader ::= Identifier
TypeParameter typeParameter = new TypeParameter();
long pos = this.identifierPositionStack[this.identifierPtr];
final int end = (int) pos;
typeParameter.declarationSourceEnd = end;
typeParameter.sourceEnd = end;
final int start = (int) (pos >>> 32);
typeParameter.declarationSourceStart = start;
typeParameter.sourceStart = start;
typeParameter.name = this.identifierStack[this.identifierPtr--];
this.identifierLengthPtr--;
pushOnGenericsStack(typeParameter);
this.listTypeParameterLength++;
}
protected void consumeTypeParameter1() {
// nothing to do
}
protected void consumeTypeParameter1WithExtends() {
//TypeParameter1 ::= TypeParameterHeader 'extends' ReferenceType1
TypeReference superType = (TypeReference) this.genericsStack[this.genericsPtr--];
this.genericsLengthPtr--;
TypeParameter typeParameter = (TypeParameter) this.genericsStack[this.genericsPtr];
typeParameter.declarationSourceEnd = superType.sourceEnd;
typeParameter.type = superType;
superType.bits |= ASTNode.IsSuperType;
this.genericsStack[this.genericsPtr] = typeParameter;
}
protected void consumeTypeParameter1WithExtendsAndBounds() {
//TypeParameter1 ::= TypeParameterHeader 'extends' ReferenceType AdditionalBoundList1
int additionalBoundsLength = this.genericsLengthStack[this.genericsLengthPtr--];
TypeReference[] bounds = new TypeReference[additionalBoundsLength];
this.genericsPtr -= additionalBoundsLength;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, bounds, 0, additionalBoundsLength);
TypeReference superType = getTypeReference(this.intStack[this.intPtr--]);
TypeParameter typeParameter = (TypeParameter) this.genericsStack[this.genericsPtr];
typeParameter.declarationSourceEnd = bounds[additionalBoundsLength - 1].sourceEnd;
typeParameter.type = superType;
superType.bits |= ASTNode.IsSuperType;
typeParameter.bounds = bounds;
for (int i = 0, max = bounds.length; i < max; i++) {
bounds[i].bits |= ASTNode.IsSuperType;
}
}
protected void consumeTypeParameterList() {
//TypeParameterList ::= TypeParameterList ',' TypeParameter
concatGenericsLists();
}
protected void consumeTypeParameterList1() {
//TypeParameterList1 ::= TypeParameterList ',' TypeParameter1
concatGenericsLists();
}
protected void consumeTypeParameters() {
int startPos = this.intStack[this.intPtr--];
if(this.currentElement != null) {
if(this.currentElement instanceof RecoveredType) {
RecoveredType recoveredType =(RecoveredType) this.currentElement;
int length = this.genericsLengthStack[this.genericsLengthPtr];
TypeParameter[] typeParameters = new TypeParameter[length];
System.arraycopy(this.genericsStack, genericsPtr - length + 1, typeParameters, 0, length);
recoveredType.add(typeParameters, startPos);
}
}
if(!this.statementRecoveryActivated &&
options.sourceLevel < ClassFileConstants.JDK1_5&&
this.lastErrorEndPositionBeforeRecovery < this.scanner.currentPosition) {
int length = this.genericsLengthStack[this.genericsLengthPtr];
this.problemReporter().invalidUsageOfTypeParameters(
(TypeParameter) this.genericsStack[genericsPtr - length + 1],
(TypeParameter) this.genericsStack[genericsPtr]);
}
}
protected void consumeTypeParameterWithExtends() {
//TypeParameter ::= TypeParameterHeader 'extends' ReferenceType
TypeReference superType = getTypeReference(this.intStack[this.intPtr--]);
TypeParameter typeParameter = (TypeParameter) this.genericsStack[this.genericsPtr];
typeParameter.declarationSourceEnd = superType.sourceEnd;
typeParameter.type = superType;
superType.bits |= ASTNode.IsSuperType;
}
protected void consumeTypeParameterWithExtendsAndBounds() {
//TypeParameter ::= TypeParameterHeader 'extends' ReferenceType AdditionalBoundList
int additionalBoundsLength = this.genericsLengthStack[this.genericsLengthPtr--];
TypeReference[] bounds = new TypeReference[additionalBoundsLength];
this.genericsPtr -= additionalBoundsLength;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, bounds, 0, additionalBoundsLength);
TypeReference superType = getTypeReference(this.intStack[this.intPtr--]);
TypeParameter typeParameter = (TypeParameter) this.genericsStack[this.genericsPtr];
typeParameter.type = superType;
superType.bits |= ASTNode.IsSuperType;
typeParameter.bounds = bounds;
typeParameter.declarationSourceEnd = bounds[additionalBoundsLength - 1].sourceEnd;
for (int i = 0, max = bounds.length; i < max; i++) {
bounds[i].bits |= ASTNode.IsSuperType;
}
}
protected void consumeUnaryExpression(int op) {
// UnaryExpression ::= '+' PushPosition UnaryExpression
// UnaryExpression ::= '-' PushPosition UnaryExpression
// UnaryExpressionNotPlusMinus ::= '~' PushPosition UnaryExpression
// UnaryExpressionNotPlusMinus ::= '!' PushPosition UnaryExpression
//optimize the push/pop
//handle manually the -2147483648 while it is not a real
//computation of an - and 2147483648 (notice that 2147483648
//is Integer.MAX_VALUE+1.....)
//Same for -9223372036854775808L ............
//this.intStack have the position of the operator
Expression r, exp = this.expressionStack[this.expressionPtr];
if (op == MINUS) {
if ((exp instanceof IntLiteral) && (((IntLiteral) exp).mayRepresentMIN_VALUE())) {
r = this.expressionStack[this.expressionPtr] = new IntLiteralMinValue();
} else {
if ((exp instanceof LongLiteral) && (((LongLiteral) exp).mayRepresentMIN_VALUE())) {
r = this.expressionStack[this.expressionPtr] = new LongLiteralMinValue();
} else {
r = this.expressionStack[this.expressionPtr] = new UnaryExpression(exp, op);
}
}
} else {
r = this.expressionStack[this.expressionPtr] = new UnaryExpression(exp, op);
}
r.sourceStart = this.intStack[this.intPtr--];
r.sourceEnd = exp.sourceEnd;
}
protected void consumeUnaryExpression(int op, boolean post) {
// PreIncrementExpression ::= '++' PushPosition UnaryExpression
// PreDecrementExpression ::= '--' PushPosition UnaryExpression
// ++ and -- operators
//optimize the push/pop
//this.intStack has the position of the operator when prefix
Expression leftHandSide = this.expressionStack[this.expressionPtr];
if (leftHandSide instanceof Reference) {
// ++foo()++ is unvalid
if (post) {
this.expressionStack[this.expressionPtr] =
new PostfixExpression(
leftHandSide,
IntLiteral.One,
op,
this.endStatementPosition);
} else {
this.expressionStack[this.expressionPtr] =
new PrefixExpression(
leftHandSide,
IntLiteral.One,
op,
this.intStack[this.intPtr--]);
}
} else {
//the ++ or the -- is NOT taken into account if code gen proceeds
if (!post) {
this.intPtr--;
}
if(!this.statementRecoveryActivated) problemReporter().invalidUnaryExpression(leftHandSide);
}
}
protected void consumeVariableDeclarators() {
// VariableDeclarators ::= VariableDeclarators ',' VariableDeclarator
optimizedConcatNodeLists();
}
protected void consumeVariableInitializers() {
// VariableInitializers ::= VariableInitializers ',' VariableInitializer
concatExpressionLists();
}
protected void consumeWildcard() {
final Wildcard wildcard = new Wildcard(Wildcard.UNBOUND);
wildcard.sourceEnd = this.intStack[this.intPtr--];
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcard1() {
final Wildcard wildcard = new Wildcard(Wildcard.UNBOUND);
wildcard.sourceEnd = this.intStack[this.intPtr--];
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcard1WithBounds() {
// Nothing to do
// The wildcard is created by the consumeWildcardBounds1Extends or by consumeWildcardBounds1Super
}
protected void consumeWildcard2() {
final Wildcard wildcard = new Wildcard(Wildcard.UNBOUND);
wildcard.sourceEnd = this.intStack[this.intPtr--];
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcard2WithBounds() {
// Nothing to do
// The wildcard is created by the consumeWildcardBounds2Extends or by consumeWildcardBounds2Super
}
protected void consumeWildcard3() {
final Wildcard wildcard = new Wildcard(Wildcard.UNBOUND);
wildcard.sourceEnd = this.intStack[this.intPtr--];
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcard3WithBounds() {
// Nothing to do
// The wildcard is created by the consumeWildcardBounds3Extends or by consumeWildcardBounds3Super
}
protected void consumeWildcardBounds1Extends() {
Wildcard wildcard = new Wildcard(Wildcard.EXTENDS);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBounds1Super() {
Wildcard wildcard = new Wildcard(Wildcard.SUPER);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
this.intPtr--; // remove the starting position of the super keyword
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBounds2Extends() {
Wildcard wildcard = new Wildcard(Wildcard.EXTENDS);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBounds2Super() {
Wildcard wildcard = new Wildcard(Wildcard.SUPER);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
this.intPtr--; // remove the starting position of the super keyword
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBounds3Extends() {
Wildcard wildcard = new Wildcard(Wildcard.EXTENDS);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBounds3Super() {
Wildcard wildcard = new Wildcard(Wildcard.SUPER);
wildcard.bound = (TypeReference) this.genericsStack[this.genericsPtr];
this.intPtr--; // remove the starting position of the super keyword
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
this.genericsStack[this.genericsPtr] = wildcard;
}
protected void consumeWildcardBoundsExtends() {
Wildcard wildcard = new Wildcard(Wildcard.EXTENDS);
wildcard.bound = getTypeReference(this.intStack[this.intPtr--]);
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcardBoundsSuper() {
Wildcard wildcard = new Wildcard(Wildcard.SUPER);
wildcard.bound = getTypeReference(this.intStack[this.intPtr--]);
this.intPtr--; // remove the starting position of the super keyword
wildcard.sourceEnd = wildcard.bound.sourceEnd;
this.intPtr--; // remove end position of the '?'
wildcard.sourceStart = this.intStack[this.intPtr--];
pushOnGenericsStack(wildcard);
}
protected void consumeWildcardWithBounds() {
// Nothing to do
// The wildcard is created by the consumeWildcardBoundsExtends or by consumeWildcardBoundsSuper
}
/**
* Given the current comment stack, answer whether some comment is available in a certain exclusive range
*
* @param sourceStart int
* @param sourceEnd int
* @return boolean
*/
public boolean containsComment(int sourceStart, int sourceEnd) {
int iComment = this.scanner.commentPtr;
for (; iComment >= 0; iComment--) {
int commentStart = this.scanner.commentStarts[iComment];
// ignore comments before start
if (commentStart < sourceStart) continue;
// ignore comments after end
if (commentStart > sourceEnd) continue;
return true;
}
return false;
}
public MethodDeclaration convertToMethodDeclaration(ConstructorDeclaration c, CompilationResult compilationResult) {
MethodDeclaration m = new MethodDeclaration(compilationResult);
m.typeParameters = c.typeParameters;
m.sourceStart = c.sourceStart;
m.sourceEnd = c.sourceEnd;
m.bodyStart = c.bodyStart;
m.bodyEnd = c.bodyEnd;
m.declarationSourceEnd = c.declarationSourceEnd;
m.declarationSourceStart = c.declarationSourceStart;
m.selector = c.selector;
m.statements = c.statements;
m.modifiers = c.modifiers;
m.annotations = c.annotations;
m.arguments = c.arguments;
m.thrownExceptions = c.thrownExceptions;
m.explicitDeclarations = c.explicitDeclarations;
m.returnType = null;
m.javadoc = c.javadoc;
return m;
}
protected TypeReference copyDims(TypeReference typeRef, int dim) {
return typeRef.copyDims(dim);
}
protected FieldDeclaration createFieldDeclaration(char[] fieldDeclarationName, int sourceStart, int sourceEnd) {
return new FieldDeclaration(fieldDeclarationName, sourceStart, sourceEnd);
}
protected JavadocParser createJavadocParser() {
return new JavadocParser((Parser)this);
}
protected LocalDeclaration createLocalDeclaration(char[] localDeclarationName, int sourceStart, int sourceEnd) {
return new LocalDeclaration(localDeclarationName, sourceStart, sourceEnd);
}
protected StringLiteral createStringLiteral(char[] token, int start, int end, int lineNumber) {
return new StringLiteral(token, start, end, lineNumber);
}
protected RecoveredType currentRecoveryType() {
if(this.currentElement != null) {
if(this.currentElement instanceof RecoveredType) {
return (RecoveredType) this.currentElement;
} else {
return this.currentElement.enclosingType();
}
}
return null;
}
public CompilationUnitDeclaration dietParse(ICompilationUnit sourceUnit, CompilationResult compilationResult) {
CompilationUnitDeclaration parsedUnit;
boolean old = this.diet;
try {
this.diet = true;
parsedUnit = parse(sourceUnit, compilationResult);
} finally {
this.diet = old;
}
return parsedUnit;
}
protected void dispatchDeclarationInto(int length) {
/* they are length on this.astStack that should go into
methods fields constructors lists of the typeDecl
Return if there is a constructor declaration in the methods declaration */
// Looks for the size of each array .
if (length == 0)
return;
int[] flag = new int[length + 1]; //plus one -- see <HERE>
int size1 = 0, size2 = 0, size3 = 0;
boolean hasAbstractMethods = false;
for (int i = length - 1; i >= 0; i--) {
ASTNode astNode = this.astStack[this.astPtr--];
if (astNode instanceof AbstractMethodDeclaration) {
//methods and constructors have been regrouped into one single list
flag[i] = 2;
size2++;
if (((AbstractMethodDeclaration) astNode).isAbstract()) {
hasAbstractMethods = true;
}
} else if (astNode instanceof TypeDeclaration) {
flag[i] = 3;
size3++;
} else {
//field
flag[i] = 1;
size1++;
}
}
//arrays creation
TypeDeclaration typeDecl = (TypeDeclaration) this.astStack[this.astPtr];
if (size1 != 0) {
typeDecl.fields = new FieldDeclaration[size1];
}
if (size2 != 0) {
typeDecl.methods = new AbstractMethodDeclaration[size2];
if (hasAbstractMethods) typeDecl.bits |= ASTNode.HasAbstractMethods;
}
if (size3 != 0) {
typeDecl.memberTypes = new TypeDeclaration[size3];
}
//arrays fill up
size1 = size2 = size3 = 0;
int flagI = flag[0], start = 0;
int length2;
for (int end = 0; end <= length; end++) //<HERE> the plus one allows to
{
if (flagI != flag[end]) //treat the last element as a ended flag.....
{ //array copy
switch (flagI) {
case 1 :
size1 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
typeDecl.fields,
size1 - length2,
length2);
break;
case 2 :
size2 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
typeDecl.methods,
size2 - length2,
length2);
break;
case 3 :
size3 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
typeDecl.memberTypes,
size3 - length2,
length2);
break;
}
flagI = flag[start = end];
}
}
if (typeDecl.memberTypes != null) {
for (int i = typeDecl.memberTypes.length - 1; i >= 0; i--) {
typeDecl.memberTypes[i].enclosingType = typeDecl;
}
}
}
protected void dispatchDeclarationIntoEnumDeclaration(int length) {
if (length == 0)
return;
int[] flag = new int[length + 1]; //plus one -- see <HERE>
int size1 = 0, size2 = 0, size3 = 0;
TypeDeclaration enumDeclaration = (TypeDeclaration) this.astStack[this.astPtr - length];
boolean hasAbstractMethods = false;
for (int i = length - 1; i >= 0; i--) {
ASTNode astNode = this.astStack[this.astPtr--];
if (astNode instanceof AbstractMethodDeclaration) {
//methods and constructors have been regrouped into one single list
flag[i] = 2;
size2++;
if (((AbstractMethodDeclaration) astNode).isAbstract()) {
hasAbstractMethods = true;
}
} else if (astNode instanceof TypeDeclaration) {
flag[i] = 3;
size3++;
} else if (astNode instanceof FieldDeclaration) {
flag[i] = 1;
size1++;
// if(astNode instanceof EnumConstant) {
// EnumConstant constant = (EnumConstant) astNode;
// ((AllocationExpression)constant.initialization).type = new SingleTypeReference(enumDeclaration.name,
// (((long) enumDeclaration.sourceStart) << 32) + enumDeclaration.sourceEnd);
// }
}
}
//arrays creation
if (size1 != 0) {
enumDeclaration.fields = new FieldDeclaration[size1];
}
if (size2 != 0) {
enumDeclaration.methods = new AbstractMethodDeclaration[size2];
if (hasAbstractMethods) enumDeclaration.bits |= ASTNode.HasAbstractMethods;
}
if (size3 != 0) {
enumDeclaration.memberTypes = new TypeDeclaration[size3];
}
//arrays fill up
size1 = size2 = size3 = 0;
int flagI = flag[0], start = 0;
int length2;
for (int end = 0; end <= length; end++) //<HERE> the plus one allows to
{
if (flagI != flag[end]) //treat the last element as a ended flag.....
{ //array copy
switch (flagI) {
case 1 :
size1 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
enumDeclaration.fields,
size1 - length2,
length2);
break;
case 2 :
size2 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
enumDeclaration.methods,
size2 - length2,
length2);
break;
case 3 :
size3 += (length2 = end - start);
System.arraycopy(
this.astStack,
this.astPtr + start + 1,
enumDeclaration.memberTypes,
size3 - length2,
length2);
break;
}
flagI = flag[start = end];
}
}
if (enumDeclaration.memberTypes != null) {
for (int i = enumDeclaration.memberTypes.length - 1; i >= 0; i--) {
enumDeclaration.memberTypes[i].enclosingType = enumDeclaration;
}
}}
protected CompilationUnitDeclaration endParse(int act) {
this.lastAct = act;
if(this.statementRecoveryActivated) {
RecoveredElement recoveredElement = this.buildInitialRecoveryState();
recoveredElement.topElement().updateParseTree();
if(this.hasError) this.resetStacks();
} else if (this.currentElement != null){
if (VERBOSE_RECOVERY){
System.out.print(Messages.parser_syntaxRecovery);
System.out.println("--------------------------"); //$NON-NLS-1$
System.out.println(this.compilationUnit);
System.out.println("----------------------------------"); //$NON-NLS-1$
}
this.currentElement.topElement().updateParseTree();
} else {
if (this.diet & VERBOSE_RECOVERY){
System.out.print(Messages.parser_regularParse);
System.out.println("--------------------------"); //$NON-NLS-1$
System.out.println(this.compilationUnit);
System.out.println("----------------------------------"); //$NON-NLS-1$
}
}
persistLineSeparatorPositions();
for (int i = 0; i < this.scanner.foundTaskCount; i++){
if(!this.statementRecoveryActivated) problemReporter().task(
new String(this.scanner.foundTaskTags[i]),
new String(this.scanner.foundTaskMessages[i]),
this.scanner.foundTaskPriorities[i] == null ? null : new String(this.scanner.foundTaskPriorities[i]),
this.scanner.foundTaskPositions[i][0],
this.scanner.foundTaskPositions[i][1]);
}
return this.compilationUnit;
}
/*
* Flush comments defined prior to a given positions.
*
* Note: comments are stacked in syntactical order
*
* Either answer given <position>, or the end position of a comment line
* immediately following the <position> (same line)
*
* e.g.
* void foo(){
* } // end of method foo
*/
public int flushCommentsDefinedPriorTo(int position) {
int lastCommentIndex = this.scanner.commentPtr;
if (lastCommentIndex < 0) return position; // no comment
// compute the index of the first obsolete comment
int index = lastCommentIndex;
int validCount = 0;
while (index >= 0){
int commentEnd = this.scanner.commentStops[index];
if (commentEnd < 0) commentEnd = -commentEnd; // negative end position for non-javadoc comments
if (commentEnd <= position){
break;
}
index--;
validCount++;
}
// if the source at <position> is immediately followed by a line comment, then
// flush this comment and shift <position> to the comment end.
if (validCount > 0){
int immediateCommentEnd = -this.scanner.commentStops[index+1]; //non-javadoc comment end positions are negative
if (immediateCommentEnd > 0){ // only tolerating non-javadoc comments
// is there any line break until the end of the immediate comment ? (thus only tolerating line comment)
immediateCommentEnd--; // comment end in one char too far
if (Util.getLineNumber(position, this.scanner.lineEnds, 0, this.scanner.linePtr)
== Util.getLineNumber(immediateCommentEnd, this.scanner.lineEnds, 0, this.scanner.linePtr)){
position = immediateCommentEnd;
validCount--; // flush this comment
index++;
}
}
}
if (index < 0) return position; // no obsolete comment
switch (validCount) {
case 0:
// do nothing
break;
// move valid comment infos, overriding obsolete comment infos
case 2:
this.scanner.commentStarts[0] = this.scanner.commentStarts[index+1];
this.scanner.commentStops[0] = this.scanner.commentStops[index+1];
this.scanner.commentTagStarts[0] = this.scanner.commentTagStarts[index+1];
this.scanner.commentStarts[1] = this.scanner.commentStarts[index+2];
this.scanner.commentStops[1] = this.scanner.commentStops[index+2];
this.scanner.commentTagStarts[1] = this.scanner.commentTagStarts[index+2];
break;
case 1:
this.scanner.commentStarts[0] = this.scanner.commentStarts[index+1];
this.scanner.commentStops[0] = this.scanner.commentStops[index+1];
this.scanner.commentTagStarts[0] = this.scanner.commentTagStarts[index+1];
break;
default:
System.arraycopy(this.scanner.commentStarts, index + 1, this.scanner.commentStarts, 0, validCount);
System.arraycopy(this.scanner.commentStops, index + 1, this.scanner.commentStops, 0, validCount);
System.arraycopy(this.scanner.commentTagStarts, index + 1, this.scanner.commentTagStarts, 0, validCount);
}
this.scanner.commentPtr = validCount - 1;
return position;
}
protected TypeReference getAnnotationType() {
int length = this.identifierLengthStack[this.identifierLengthPtr--];
if (length == 1) {
return new SingleTypeReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
} else {
char[][] tokens = new char[length][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack,
this.identifierPtr + 1,
positions,
0,
length);
return new QualifiedTypeReference(tokens, positions);
}
}
public int getFirstToken() {
// the first token is a virtual token that
// allows the parser to parse several goals
// even if they aren't LALR(1)....
// Goal ::= '++' CompilationUnit
// Goal ::= '--' MethodBody
// Goal ::= '==' ConstructorBody
// -- Initializer
// Goal ::= '>>' StaticInitializer
// Goal ::= '>>' Block
// -- error recovery
// Goal ::= '>>>' Headers
// Goal ::= '*' BlockStatements
// Goal ::= '*' MethodPushModifiersHeader
// -- JDOM
// Goal ::= '&&' FieldDeclaration
// Goal ::= '||' ImportDeclaration
// Goal ::= '?' PackageDeclaration
// Goal ::= '+' TypeDeclaration
// Goal ::= '/' GenericMethodDeclaration
// Goal ::= '&' ClassBodyDeclaration
// -- code snippet
// Goal ::= '%' Expression
// -- completion parser
// Goal ::= '!' ConstructorBlockStatementsopt
// Goal ::= '~' BlockStatementsopt
return this.firstToken;
}
/*
* Answer back an array of sourceStart/sourceEnd positions of the available JavaDoc comments.
* The array is a flattened structure: 2*n entries with consecutives start and end positions.
*
* If no JavaDoc is available, then null is answered instead of an empty array.
*
* e.g. { 10, 20, 25, 45 } --> javadoc1 from 10 to 20, javadoc2 from 25 to 45
*/
public int[] getJavaDocPositions() {
int javadocCount = 0;
for (int i = 0, max = this.scanner.commentPtr; i <= max; i++){
// javadoc only (non javadoc comment have negative end positions.)
if (this.scanner.commentStops[i] > 0){
javadocCount++;
}
}
if (javadocCount == 0) return null;
int[] positions = new int[2*javadocCount];
int index = 0;
for (int i = 0, max = this.scanner.commentPtr; i <= max; i++){
// javadoc only (non javadoc comment have negative end positions.)
if (this.scanner.commentStops[i] > 0){
positions[index++] = this.scanner.commentStarts[i];
positions[index++] = this.scanner.commentStops[i]-1; //stop is one over
}
}
return positions;
}
public void getMethodBodies(CompilationUnitDeclaration unit) {
//fill the methods bodies in order for the code to be generated
if (unit == null) return;
if (unit.ignoreMethodBodies) {
unit.ignoreFurtherInvestigation = true;
return;
// if initial diet parse did not work, no need to dig into method bodies.
}
if ((unit.bits & ASTNode.HasAllMethodBodies) != 0)
return; //work already done ...
// save existing values to restore them at the end of the parsing process
// see bug 47079 for more details
int[] oldLineEnds = this.scanner.lineEnds;
int oldLinePtr = this.scanner.linePtr;
//real parse of the method....
CompilationResult compilationResult = unit.compilationResult;
char[] contents = compilationResult.compilationUnit.getContents();
this.scanner.setSource(contents, compilationResult);
if (this.javadocParser != null && this.javadocParser.checkDocComment) {
this.javadocParser.scanner.setSource(contents);
}
if (unit.types != null) {
for (int i = unit.types.length; --i >= 0;)
unit.types[i].parseMethod((Parser)this, unit);
}
// tag unit has having read bodies
unit.bits |= ASTNode.HasAllMethodBodies;
// this is done to prevent any side effects on the compilation unit result
// line separator positions array.
this.scanner.lineEnds = oldLineEnds;
this.scanner.linePtr = oldLinePtr;
}
protected char getNextCharacter(char[] comment, int[] index) {
char nextCharacter = comment[index[0]++];
switch(nextCharacter) {
case '\\' :
int c1, c2, c3, c4;
index[0]++;
while (comment[index[0]] == 'u') index[0]++;
if (!(((c1 = ScannerHelper.getNumericValue(comment[index[0]++])) > 15
|| c1 < 0)
|| ((c2 = ScannerHelper.getNumericValue(comment[index[0]++])) > 15 || c2 < 0)
|| ((c3 = ScannerHelper.getNumericValue(comment[index[0]++])) > 15 || c3 < 0)
|| ((c4 = ScannerHelper.getNumericValue(comment[index[0]++])) > 15 || c4 < 0))) {
nextCharacter = (char) (((c1 * 16 + c2) * 16 + c3) * 16 + c4);
}
break;
}
return nextCharacter;
}
protected Expression getTypeReference(Expression exp) {
exp.bits &= ~ASTNode.RestrictiveFlagMASK;
exp.bits |= Binding.TYPE;
return exp;
}
protected TypeReference getTypeReference(int dim) {
/* build a Reference on a variable that may be qualified or not
This variable is a type reference and dim will be its dimensions*/
TypeReference ref;
int length = this.identifierLengthStack[this.identifierLengthPtr--];
if (length < 0) { //flag for precompiled type reference on base types
ref = TypeReference.baseTypeReference(-length, dim);
ref.sourceStart = this.intStack[this.intPtr--];
if (dim == 0) {
ref.sourceEnd = this.intStack[this.intPtr--];
} else {
this.intPtr--;
ref.sourceEnd = this.endPosition;
}
} else {
int numberOfIdentifiers = this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr--];
if (length != numberOfIdentifiers || this.genericsLengthStack[this.genericsLengthPtr] != 0) {
// generic type
ref = getTypeReferenceForGenericType(dim, length, numberOfIdentifiers);
} else if (length == 1) {
// single variable reference
this.genericsLengthPtr--; // pop the 0
if (dim == 0) {
ref =
new SingleTypeReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
} else {
ref =
new ArrayTypeReference(
this.identifierStack[this.identifierPtr],
dim,
this.identifierPositionStack[this.identifierPtr--]);
ref.sourceEnd = this.endPosition;
}
} else {
this.genericsLengthPtr--;
//Qualified variable reference
char[][] tokens = new char[length][];
this.identifierPtr -= length;
long[] positions = new long[length];
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
System.arraycopy(
this.identifierPositionStack,
this.identifierPtr + 1,
positions,
0,
length);
if (dim == 0) {
ref = new QualifiedTypeReference(tokens, positions);
} else {
ref = new ArrayQualifiedTypeReference(tokens, dim, positions);
ref.sourceEnd = this.endPosition;
}
}
}
return ref;
}
protected TypeReference getTypeReferenceForGenericType(int dim, int identifierLength, int numberOfIdentifiers) {
if (identifierLength == 1 && numberOfIdentifiers == 1) {
int currentTypeArgumentsLength = this.genericsLengthStack[this.genericsLengthPtr--];
TypeReference[] typeArguments = new TypeReference[currentTypeArgumentsLength];
this.genericsPtr -= currentTypeArgumentsLength;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, typeArguments, 0, currentTypeArgumentsLength);
ParameterizedSingleTypeReference parameterizedSingleTypeReference = new ParameterizedSingleTypeReference(this.identifierStack[this.identifierPtr], typeArguments, dim, this.identifierPositionStack[this.identifierPtr--]);
if (dim != 0) {
parameterizedSingleTypeReference.sourceEnd = this.endStatementPosition;
}
return parameterizedSingleTypeReference;
} else {
TypeReference[][] typeArguments = new TypeReference[numberOfIdentifiers][];
char[][] tokens = new char[numberOfIdentifiers][];
long[] positions = new long[numberOfIdentifiers];
int index = numberOfIdentifiers;
int currentIdentifiersLength = identifierLength;
while (index > 0) {
int currentTypeArgumentsLength = this.genericsLengthStack[this.genericsLengthPtr--];
if (currentTypeArgumentsLength != 0) {
this.genericsPtr -= currentTypeArgumentsLength;
System.arraycopy(this.genericsStack, this.genericsPtr + 1, typeArguments[index - 1] = new TypeReference[currentTypeArgumentsLength], 0, currentTypeArgumentsLength);
}
switch(currentIdentifiersLength) {
case 1 :
// we are in a case A<B>.C<D> or A<B>.C<D>
tokens[index - 1] = this.identifierStack[this.identifierPtr];
positions[index - 1] = this.identifierPositionStack[this.identifierPtr--];
break;
default:
// we are in a case A.B.C<B>.C<D> or A.B.C<B>...
this.identifierPtr -= currentIdentifiersLength;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, index - currentIdentifiersLength, currentIdentifiersLength);
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, index - currentIdentifiersLength, currentIdentifiersLength);
}
index -= currentIdentifiersLength;
if (index > 0) {
currentIdentifiersLength = this.identifierLengthStack[this.identifierLengthPtr--];
}
}
ParameterizedQualifiedTypeReference parameterizedQualifiedTypeReference = new ParameterizedQualifiedTypeReference(tokens, typeArguments, dim, positions);
if (dim != 0) {
parameterizedQualifiedTypeReference.sourceEnd = this.endStatementPosition;
}
return parameterizedQualifiedTypeReference;
}
}
protected NameReference getUnspecifiedReference() {
/* build a (unspecified) NameReference which may be qualified*/
int length;
NameReference ref;
if ((length = this.identifierLengthStack[this.identifierLengthPtr--]) == 1)
// single variable reference
ref =
new SingleNameReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
else
//Qualified variable reference
{
char[][] tokens = new char[length][];
this.identifierPtr -= length;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
long[] positions = new long[length];
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
ref =
new QualifiedNameReference(tokens,
positions,
(int) (this.identifierPositionStack[this.identifierPtr + 1] >> 32), // sourceStart
(int) this.identifierPositionStack[this.identifierPtr + length]); // sourceEnd
}
return ref;
}
protected NameReference getUnspecifiedReferenceOptimized() {
/* build a (unspecified) NameReference which may be qualified
The optimization occurs for qualified reference while we are
certain in this case the last item of the qualified name is
a field access. This optimization is IMPORTANT while it results
that when a NameReference is build, the type checker should always
look for that it is not a type reference */
int length;
NameReference ref;
if ((length = this.identifierLengthStack[this.identifierLengthPtr--]) == 1) {
// single variable reference
ref =
new SingleNameReference(
this.identifierStack[this.identifierPtr],
this.identifierPositionStack[this.identifierPtr--]);
ref.bits &= ~ASTNode.RestrictiveFlagMASK;
ref.bits |= Binding.LOCAL | Binding.FIELD;
return ref;
}
//Qualified-variable-reference
//In fact it is variable-reference DOT field-ref , but it would result in a type
//conflict tha can be only reduce by making a superclass (or inetrface ) between
//nameReference and FiledReference or putting FieldReference under NameReference
//or else..........This optimisation is not really relevant so just leave as it is
char[][] tokens = new char[length][];
this.identifierPtr -= length;
System.arraycopy(this.identifierStack, this.identifierPtr + 1, tokens, 0, length);
long[] positions = new long[length];
System.arraycopy(this.identifierPositionStack, this.identifierPtr + 1, positions, 0, length);
ref = new QualifiedNameReference(
tokens,
positions,
(int) (this.identifierPositionStack[this.identifierPtr + 1] >> 32), // sourceStart
(int) this.identifierPositionStack[this.identifierPtr + length]); // sourceEnd
ref.bits &= ~ASTNode.RestrictiveFlagMASK;
ref.bits |= Binding.LOCAL | Binding.FIELD;
return ref;
}
public void goForBlockStatementsopt() {
//tells the scanner to go for block statements opt parsing
this.firstToken = TokenNameTWIDDLE;
this.scanner.recordLineSeparator = false;
}
public void goForBlockStatementsOrCatchHeader() {
//tells the scanner to go for block statements or method headers parsing
this.firstToken = TokenNameMULTIPLY;
this.scanner.recordLineSeparator = false;
}
public void goForClassBodyDeclarations() {
//tells the scanner to go for any body declarations parsing
this.firstToken = TokenNameAND;
this.scanner.recordLineSeparator = true;
}
public void goForCompilationUnit(){
//tells the scanner to go for compilation unit parsing
this.firstToken = TokenNamePLUS_PLUS ;
this.scanner.foundTaskCount = 0;
this.scanner.recordLineSeparator = true;
}
public void goForExpression() {
//tells the scanner to go for an expression parsing
this.firstToken = TokenNameREMAINDER;
this.scanner.recordLineSeparator = true; // recovery goals must record line separators
}
public void goForFieldDeclaration(){
//tells the scanner to go for field declaration parsing
this.firstToken = TokenNameAND_AND ;
this.scanner.recordLineSeparator = true;
}
public void goForGenericMethodDeclaration(){
//tells the scanner to go for generic method declarations parsing
this.firstToken = TokenNameDIVIDE;
this.scanner.recordLineSeparator = true;
}
public void goForHeaders(){
//tells the scanner to go for headers only parsing
RecoveredType currentType = this.currentRecoveryType();
if(currentType != null && currentType.insideEnumConstantPart) {
this.firstToken = TokenNameNOT;
} else {
this.firstToken = TokenNameUNSIGNED_RIGHT_SHIFT;
}
this.scanner.recordLineSeparator = true; // recovery goals must record line separators
}
public void goForImportDeclaration(){
//tells the scanner to go for import declaration parsing
this.firstToken = TokenNameOR_OR ;
this.scanner.recordLineSeparator = true;
}
public void goForInitializer(){
//tells the scanner to go for initializer parsing
this.firstToken = TokenNameRIGHT_SHIFT ;
this.scanner.recordLineSeparator = false;
}
public void goForMemberValue() {
//tells the scanner to go for a member value parsing
this.firstToken = TokenNameOR_OR;
this.scanner.recordLineSeparator = true; // recovery goals must record line separators
}
public void goForMethodBody(){
//tells the scanner to go for method body parsing
this.firstToken = TokenNameMINUS_MINUS ;
this.scanner.recordLineSeparator = false;
}
public void goForPackageDeclaration() {
//tells the scanner to go for package declaration parsing
this.firstToken = TokenNameQUESTION;
this.scanner.recordLineSeparator = true;
}
public void goForTypeDeclaration() {
//tells the scanner to go for type (interface or class) declaration parsing
this.firstToken = TokenNamePLUS;
this.scanner.recordLineSeparator = true;
}
protected void ignoreExpressionAssignment() {
// Assignment ::= InvalidArrayInitializerAssignement
// encoded operator would be: this.intStack[this.intPtr]
this.intPtr--;
ArrayInitializer arrayInitializer = (ArrayInitializer) this.expressionStack[this.expressionPtr--];
this.expressionLengthPtr -- ;
// report a syntax error and abort parsing
if(!this.statementRecoveryActivated) problemReporter().arrayConstantsOnlyInArrayInitializers(arrayInitializer.sourceStart, arrayInitializer.sourceEnd);
}
public void initialize() {
this.initialize(false);
}
public void initialize(boolean initializeNLS) {
//positionning the parser for a new compilation unit
//avoiding stack reallocation and all that....
this.astPtr = -1;
this.astLengthPtr = -1;
this.expressionPtr = -1;
this.expressionLengthPtr = -1;
this.identifierPtr = -1;
this.identifierLengthPtr = -1;
this.intPtr = -1;
this.nestedMethod[this.nestedType = 0] = 0; // need to reset for further reuse
this.variablesCounter[this.nestedType] = 0;
this.dimensions = 0 ;
this.realBlockPtr = -1;
this.compilationUnit = null;
this.referenceContext = null;
this.endStatementPosition = 0;
//remove objects from stack too, while the same parser/compiler couple is
//re-used between two compilations ....
int astLength = this.astStack.length;
if (this.noAstNodes.length < astLength){
this.noAstNodes = new ASTNode[astLength];
//System.out.println("Resized AST stacks : "+ astLength);
}
System.arraycopy(this.noAstNodes, 0, this.astStack, 0, astLength);
int expressionLength = this.expressionStack.length;
if (this.noExpressions.length < expressionLength){
this.noExpressions = new Expression[expressionLength];
//System.out.println("Resized EXPR stacks : "+ expressionLength);
}
System.arraycopy(this.noExpressions, 0, this.expressionStack, 0, expressionLength);
// reset this.scanner state
this.scanner.commentPtr = -1;
this.scanner.foundTaskCount = 0;
this.scanner.eofPosition = Integer.MAX_VALUE;
this.recordStringLiterals = true;
final boolean checkNLS = this.options.getSeverity(CompilerOptions.NonExternalizedString) != ProblemSeverities.Ignore;
this.checkExternalizeStrings = checkNLS;
this.scanner.checkNonExternalizedStringLiterals = initializeNLS && checkNLS;
resetModifiers();
// recovery
this.lastCheckPoint = -1;
this.currentElement = null;
this.restartRecovery = false;
this.hasReportedError = false;
this.recoveredStaticInitializerStart = 0;
this.lastIgnoredToken = -1;
this.lastErrorEndPosition = -1;
this.lastErrorEndPositionBeforeRecovery = -1;
this.lastJavadocEnd = -1;
this.listLength = 0;
this.listTypeParameterLength = 0;
this.rBraceStart = 0;
this.rBraceEnd = 0;
this.rBraceSuccessorStart = 0;
this.genericsIdentifiersLengthPtr = -1;
this.genericsLengthPtr = -1;
this.genericsPtr = -1;
}
public void initializeScanner(){
this.scanner = new Scanner(
false /*comment*/,
false /*whitespace*/,
false, /* will be set in initialize(boolean) */
this.options.sourceLevel /*sourceLevel*/,
this.options.complianceLevel /*complianceLevel*/,
this.options.taskTags/*taskTags*/,
this.options.taskPriorites/*taskPriorities*/,
this.options.isTaskCaseSensitive/*taskCaseSensitive*/);
}
public void jumpOverMethodBody() {
//on diet parsing.....do not buffer method statements
//the scanner.diet is reinitialized to false
//automatically by the scanner once it has jumped over
//the statements
if (this.diet && (this.dietInt == 0))
this.scanner.diet = true;
}
private void jumpOverType(){
if (this.recoveredTypes != null && this.nextTypeStart > -1 && this.nextTypeStart < this.scanner.currentPosition) {
if (DEBUG_AUTOMATON) {
System.out.println("Jump -"); //$NON-NLS-1$
}
TypeDeclaration typeDeclaration = this.recoveredTypes[this.recoveredTypePtr];
boolean isAnonymous = typeDeclaration.allocation != null;
int end = this.scanner.eofPosition;
this.scanner.resetTo(typeDeclaration.declarationSourceEnd + 1, end - 1);
if(!isAnonymous) {
((RecoveryScanner)this.scanner).setPendingTokens(new int[]{TokenNameSEMICOLON, TokenNamebreak});
} else {
((RecoveryScanner)this.scanner).setPendingTokens(new int[]{TokenNameIdentifier, TokenNameEQUAL, TokenNameIdentifier});
}
this.pendingRecoveredType = typeDeclaration;
try {
this.currentToken = this.scanner.getNextToken();
} catch(InvalidInputException e){
// it's impossible because we added pending tokens before
}
if(++this.recoveredTypePtr < this.recoveredTypes.length) {
TypeDeclaration nextTypeDeclaration = this.recoveredTypes[this.recoveredTypePtr];
this.nextTypeStart =
nextTypeDeclaration.allocation == null
? nextTypeDeclaration.declarationSourceStart
: nextTypeDeclaration.allocation.sourceStart;
} else {
this.nextTypeStart = Integer.MAX_VALUE;
}
}
}
protected void markEnclosingMemberWithLocalType() {
if (this.currentElement != null) return; // this is already done in the recovery code
for (int i = this.astPtr; i >= 0; i--) {
ASTNode node = this.astStack[i];
if (node instanceof AbstractMethodDeclaration
|| node instanceof FieldDeclaration
|| (node instanceof TypeDeclaration // mark type for now: all initializers will be marked when added to this type
// and enclosing type must not be closed (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=147485)
&& ((TypeDeclaration) node).declarationSourceEnd == 0)) {
node.bits |= ASTNode.HasLocalType;
return;
}
}
// default to reference context (case of parse method body)
if (this.referenceContext instanceof AbstractMethodDeclaration
|| this.referenceContext instanceof TypeDeclaration) {
((ASTNode)this.referenceContext).bits |= ASTNode.HasLocalType;
}
}
protected void markInitializersWithLocalType(TypeDeclaration type) {
if (type.fields == null || (type.bits & ASTNode.HasLocalType) == 0) return;
for (int i = 0, length = type.fields.length; i < length; i++) {
FieldDeclaration field = type.fields[i];
if (field instanceof Initializer) {
field.bits |= ASTNode.HasLocalType;
}
}
}
/*
* Move checkpoint location (current implementation is moving it by one token)
*
* Answers true if successfully moved checkpoint (in other words, it did not attempt to move it
* beyond end of file).
*/
protected boolean moveRecoveryCheckpoint() {
// AspectJ Extension
if (!shouldTryToRecover()) return false;
// End AspectJ Extension
int pos = this.lastCheckPoint;
/* reset this.scanner, and move checkpoint by one token */
this.scanner.startPosition = pos;
this.scanner.currentPosition = pos;
this.scanner.diet = false; // quit jumping over method bodies
/* if about to restart, then no need to shift token */
if (this.restartRecovery){
this.lastIgnoredToken = -1;
this.scanner.insideRecovery = true;
return true;
}
/* protect against shifting on an invalid token */
this.lastIgnoredToken = this.nextIgnoredToken;
this.nextIgnoredToken = -1;
do {
try {
this.nextIgnoredToken = this.scanner.getNextToken();
if(this.scanner.currentPosition == this.scanner.startPosition){
this.scanner.currentPosition++; // on fake completion identifier
this.nextIgnoredToken = -1;
}
} catch(InvalidInputException e){
pos = this.scanner.currentPosition;
}
} while (this.nextIgnoredToken < 0);
if (this.nextIgnoredToken == TokenNameEOF) { // no more recovery after this point
if (this.currentToken == TokenNameEOF) { // already tried one iteration on EOF
return false;
}
}
this.lastCheckPoint = this.scanner.currentPosition;
/* reset this.scanner again to previous checkpoint location*/
this.scanner.startPosition = pos;
this.scanner.currentPosition = pos;
this.scanner.commentPtr = -1;
this.scanner.foundTaskCount = 0;
return true;
/*
The following implementation moves the checkpoint location by one line:
int pos = this.lastCheckPoint;
// reset this.scanner, and move checkpoint by one token
this.scanner.startPosition = pos;
this.scanner.currentPosition = pos;
this.scanner.diet = false; // quit jumping over method bodies
// if about to restart, then no need to shift token
if (this.restartRecovery){
this.lastIgnoredToken = -1;
return true;
}
// protect against shifting on an invalid token
this.lastIgnoredToken = this.nextIgnoredToken;
this.nextIgnoredToken = -1;
boolean wasTokenizingWhiteSpace = this.scanner.tokenizeWhiteSpace;
this.scanner.tokenizeWhiteSpace = true;
checkpointMove:
do {
try {
this.nextIgnoredToken = this.scanner.getNextToken();
switch(this.nextIgnoredToken){
case Scanner.TokenNameWHITESPACE :
if(this.scanner.getLineNumber(this.scanner.startPosition)
== this.scanner.getLineNumber(this.scanner.currentPosition)){
this.nextIgnoredToken = -1;
}
break;
case TokenNameSEMICOLON :
case TokenNameLBRACE :
case TokenNameRBRACE :
break;
case TokenNameIdentifier :
if(this.scanner.currentPosition == this.scanner.startPosition){
this.scanner.currentPosition++; // on fake completion identifier
}
default:
this.nextIgnoredToken = -1;
break;
case TokenNameEOF :
break checkpointMove;
}
} catch(InvalidInputException e){
pos = this.scanner.currentPosition;
}
} while (this.nextIgnoredToken < 0);
this.scanner.tokenizeWhiteSpace = wasTokenizingWhiteSpace;
if (this.nextIgnoredToken == TokenNameEOF) { // no more recovery after this point
if (this.currentToken == TokenNameEOF) { // already tried one iteration on EOF
return false;
}
}
this.lastCheckPoint = this.scanner.currentPosition;
// reset this.scanner again to previous checkpoint location
this.scanner.startPosition = pos;
this.scanner.currentPosition = pos;
this.scanner.commentPtr = -1;
return true;
*/
}
protected MessageSend newMessageSend() {
// '(' ArgumentListopt ')'
// the arguments are on the expression stack
MessageSend m = new MessageSend();
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
m.arguments = new Expression[length],
0,
length);
}
return m;
}
protected MessageSend newMessageSendWithTypeArguments() {
MessageSend m = new MessageSend();
int length;
if ((length = this.expressionLengthStack[this.expressionLengthPtr--]) != 0) {
this.expressionPtr -= length;
System.arraycopy(
this.expressionStack,
this.expressionPtr + 1,
m.arguments = new Expression[length],
0,
length);
}
return m;
}
protected void optimizedConcatNodeLists() {
/*back from a recursive loop. Virtualy group the
astNode into an array using this.astLengthStack*/
/*
* This is a case where you have two sublists into the this.astStack that you want
* to merge in one list. There is no action required on the this.astStack. The only
* thing you need to do is merge the two lengths specified on the astStackLength.
* The top two length are for example:
* ... p n
* and you want to result in a list like:
* ... n+p
* This means that the p could be equals to 0 in case there is no astNode pushed
* on the this.astStack.
* Look at the InterfaceMemberDeclarations for an example.
* This case optimizes the fact that p == 1.
*/
this.astLengthStack[--this.astLengthPtr]++;
}
/*main loop of the automat
When a rule is reduced, the method consumeRule(int) is called with the number
of the consumed rule. When a terminal is consumed, the method consumeToken(int) is
called in order to remember (when needed) the consumed token */
// (int)asr[asi(act)]
// name[symbol_index[currentKind]]
protected void parse() {
if (DEBUG) System.out.println("-- ENTER INSIDE PARSE METHOD --"); //$NON-NLS-1$
if (DEBUG_AUTOMATON) {
System.out.println("- Start --------------------------------"); //$NON-NLS-1$
}
boolean isDietParse = this.diet;
int oldFirstToken = getFirstToken();
this.hasError = false;
this.hasReportedError = false;
int act = START_STATE;
this.stateStackTop = -1;
this.currentToken = getFirstToken();
ProcessTerminals : for (;;) {
int stackLength = this.stack.length;
if (++this.stateStackTop >= stackLength) {
System.arraycopy(
this.stack, 0,
this.stack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.stack[this.stateStackTop] = act;
act = tAction(act, this.currentToken);
if (act == ERROR_ACTION || this.restartRecovery) {
if (DEBUG_AUTOMATON) {
if (this.restartRecovery) {
System.out.println("Restart - "); //$NON-NLS-1$
} else {
System.out.println("Error - "); //$NON-NLS-1$
}
}
int errorPos = this.scanner.currentPosition;
if (!this.hasReportedError) {
this.hasError = true;
}
if (resumeOnSyntaxError()) {
if (act == ERROR_ACTION) this.lastErrorEndPosition = errorPos;
act = START_STATE;
this.stateStackTop = -1;
this.currentToken = getFirstToken();
continue ProcessTerminals;
}
act = ERROR_ACTION;
break ProcessTerminals;
}
if (act <= NUM_RULES) {
this.stateStackTop--;
if (DEBUG_AUTOMATON) {
System.out.print("Reduce - "); //$NON-NLS-1$
}
} else if (act > ERROR_ACTION) { /* shift-reduce */
consumeToken(this.currentToken);
if (this.currentElement != null) this.recoveryTokenCheck();
try {
this.currentToken = this.scanner.getNextToken();
} catch(InvalidInputException e){
if (!this.hasReportedError){
this.problemReporter().scannerError((Parser)this, e.getMessage());
this.hasReportedError = true;
}
this.lastCheckPoint = this.scanner.currentPosition;
this.restartRecovery = true;
}
if(this.statementRecoveryActivated) {
this.jumpOverType();
}
act -= ERROR_ACTION;
if (DEBUG_AUTOMATON) {
System.out.print("Shift/Reduce - (" + name[terminal_index[this.currentToken]]+") "); //$NON-NLS-1$ //$NON-NLS-2$
}
} else {
if (act < ACCEPT_ACTION) { /* shift */
consumeToken(this.currentToken);
if (this.currentElement != null) this.recoveryTokenCheck();
try{
this.currentToken = this.scanner.getNextToken();
} catch(InvalidInputException e){
if (!this.hasReportedError){
this.problemReporter().scannerError((Parser)this, e.getMessage());
this.hasReportedError = true;
}
this.lastCheckPoint = this.scanner.currentPosition;
this.restartRecovery = true;
}
if(this.statementRecoveryActivated) {
this.jumpOverType();
}
if (DEBUG_AUTOMATON) {
System.out.println("Shift - (" + name[terminal_index[this.currentToken]]+")"); //$NON-NLS-1$ //$NON-NLS-2$
}
continue ProcessTerminals;
}
break ProcessTerminals;
}
// ProcessNonTerminals :
do { /* reduce */
if (DEBUG_AUTOMATON) {
System.out.println(name[non_terminal_index[lhs[act]]]);
}
consumeRule(act);
this.stateStackTop -= (rhs[act] - 1);
act = ntAction(this.stack[this.stateStackTop], lhs[act]);
if (DEBUG_AUTOMATON && act <= NUM_RULES) {
System.out.print(" - "); //$NON-NLS-1$
}
} while (act <= NUM_RULES);
if (DEBUG_AUTOMATON) {
System.out.println("----------------------------------------"); //$NON-NLS-1$
}
}
if (DEBUG_AUTOMATON) {
System.out.println("- End ----------------------------------"); //$NON-NLS-1$
}
endParse(act);
// record all nls tags in the corresponding compilation unit
final NLSTag[] tags = this.scanner.getNLSTags();
if (tags != null) {
this.compilationUnit.nlsTags = tags;
}
this.scanner.checkNonExternalizedStringLiterals = false;
if (this.reportSyntaxErrorIsRequired && this.hasError && !this.statementRecoveryActivated) {
if(!this.options.performStatementsRecovery) {
reportSyntaxErrors(isDietParse, oldFirstToken);
} else {
RecoveryScannerData data = this.referenceContext.compilationResult().recoveryScannerData;
if(this.recoveryScanner == null) {
this.recoveryScanner = new RecoveryScanner(this.scanner, data);
} else {
this.recoveryScanner.setData(data);
}
this.recoveryScanner.setSource(scanner.source);
this.recoveryScanner.lineEnds = this.scanner.lineEnds;
this.recoveryScanner.linePtr = this.scanner.linePtr;
reportSyntaxErrors(isDietParse, oldFirstToken);
if(data == null) {
this.referenceContext.compilationResult().recoveryScannerData =
this.recoveryScanner.getData();
}
if (this.methodRecoveryActivated && this.options.performStatementsRecovery) {
this.methodRecoveryActivated = false;
this.recoverStatements();
this.methodRecoveryActivated = true;
this.lastAct = ERROR_ACTION;
}
}
}
if (DEBUG) System.out.println("-- EXIT FROM PARSE METHOD --"); //$NON-NLS-1$
}
public void parse(ConstructorDeclaration cd, CompilationUnitDeclaration unit) {
parse(cd, unit, false);
}
public void parse(ConstructorDeclaration cd, CompilationUnitDeclaration unit, boolean recordLineSeparator) {
//only parse the method body of cd
//fill out its statements
//convert bugs into parse error
boolean oldMethodRecoveryActivated = this.methodRecoveryActivated;
if(this.options.performMethodsFullRecovery) {
this.methodRecoveryActivated = true;
}
initialize();
goForBlockStatementsopt();
if (recordLineSeparator) {
this.scanner.recordLineSeparator = true;
}
this.nestedMethod[this.nestedType]++;
pushOnRealBlockStack(0);
this.referenceContext = cd;
this.compilationUnit = unit;
this.scanner.resetTo(cd.bodyStart, cd.bodyEnd);
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
if(this.options.performStatementsRecovery) {
this.methodRecoveryActivated = oldMethodRecoveryActivated;
}
}
checkNonNLSAfterBodyEnd(cd.declarationSourceEnd);
if (this.lastAct == ERROR_ACTION) {
initialize();
return;
}
//statements
cd.explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
int length;
if (astLengthPtr > -1 && (length = this.astLengthStack[this.astLengthPtr--]) != 0) {
this.astPtr -= length;
if (this.astStack[this.astPtr + 1] instanceof ExplicitConstructorCall)
//avoid a isSomeThing that would only be used here BUT what is faster between two alternatives ?
{
System.arraycopy(
this.astStack,
this.astPtr + 2,
cd.statements = new Statement[length - 1],
0,
length - 1);
cd.constructorCall = (ExplicitConstructorCall) this.astStack[this.astPtr + 1];
} else { //need to add explicitly the super();
System.arraycopy(
this.astStack,
this.astPtr + 1,
cd.statements = new Statement[length],
0,
length);
cd.constructorCall = SuperReference.implicitSuperConstructorCall();
}
} else {
cd.constructorCall = SuperReference.implicitSuperConstructorCall();
if (!containsComment(cd.bodyStart, cd.bodyEnd)) {
cd.bits |= ASTNode.UndocumentedEmptyBlock;
}
}
if (cd.constructorCall.sourceEnd == 0) {
cd.constructorCall.sourceEnd = cd.sourceEnd;
cd.constructorCall.sourceStart = cd.sourceStart;
}
}
// A P I
public void parse(
FieldDeclaration field,
TypeDeclaration type,
CompilationUnitDeclaration unit,
char[] initializationSource) {
//only parse the initializationSource of the given field
//convert bugs into parse error
initialize();
goForExpression();
this.nestedMethod[this.nestedType]++;
this.referenceContext = type;
this.compilationUnit = unit;
this.scanner.setSource(initializationSource);
this.scanner.resetTo(0, initializationSource.length-1);
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
}
if (this.lastAct == ERROR_ACTION) {
return;
}
field.initialization = this.expressionStack[this.expressionPtr];
// mark field with local type if one was found during parsing
if ((type.bits & ASTNode.HasLocalType) != 0) {
field.bits |= ASTNode.HasLocalType;
}
}
// A P I
public CompilationUnitDeclaration parse(
ICompilationUnit sourceUnit,
CompilationResult compilationResult) {
// parses a compilation unit and manages error handling (even bugs....)
return parse(sourceUnit, compilationResult, -1, -1/*parse without reseting the scanner*/);
}
// A P I
public CompilationUnitDeclaration parse(
ICompilationUnit sourceUnit,
CompilationResult compilationResult,
int start,
int end) {
// parses a compilation unit and manages error handling (even bugs....)
CompilationUnitDeclaration unit;
try {
/* automaton initialization */
initialize(true);
goForCompilationUnit();
/* unit creation */
this.referenceContext =
this.compilationUnit =
new CompilationUnitDeclaration(
this.problemReporter,
compilationResult,
0);
/* scanners initialization */
char[] contents;
try {
contents = sourceUnit.getContents();
} catch(AbortCompilationUnit abortException) {
this.problemReporter().cannotReadSource(this.compilationUnit, abortException, this.options.verbose);
contents = CharOperation.NO_CHAR; // pretend empty from thereon
}
this.scanner.setSource(contents);
this.compilationUnit.sourceEnd = this.scanner.source.length - 1;
if (end != -1) this.scanner.resetTo(start, end);
if (this.javadocParser != null && this.javadocParser.checkDocComment) {
this.javadocParser.scanner.setSource(contents);
if (end != -1) {
this.javadocParser.scanner.resetTo(start, end);
}
}
/* run automaton */
parse();
} finally {
unit = this.compilationUnit;
this.compilationUnit = null; // reset parser
// tag unit has having read bodies
if (!this.diet) unit.bits |= ASTNode.HasAllMethodBodies;
}
return unit;
}
// A P I
public void parse(
Initializer initializer,
TypeDeclaration type,
CompilationUnitDeclaration unit) {
//only parse the method body of md
//fill out method statements
//convert bugs into parse error
boolean oldMethodRecoveryActivated = this.methodRecoveryActivated;
if(this.options.performMethodsFullRecovery) {
this.methodRecoveryActivated = true;
}
initialize();
goForBlockStatementsopt();
this.nestedMethod[this.nestedType]++;
pushOnRealBlockStack(0);
this.referenceContext = type;
this.compilationUnit = unit;
this.scanner.resetTo(initializer.bodyStart, initializer.bodyEnd); // just on the beginning {
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
if(this.options.performStatementsRecovery) {
this.methodRecoveryActivated = oldMethodRecoveryActivated;
}
}
checkNonNLSAfterBodyEnd(initializer.declarationSourceEnd);
if (this.lastAct == ERROR_ACTION) {
return;
}
//refill statements
initializer.block.explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
int length;
if (astLengthPtr > -1 && (length = this.astLengthStack[this.astLengthPtr--]) > 0) {
System.arraycopy(this.astStack, (this.astPtr -= length) + 1, initializer.block.statements = new Statement[length], 0, length);
} else {
// check whether this block at least contains some comment in it
if (!containsComment(initializer.block.sourceStart, initializer.block.sourceEnd)) {
initializer.block.bits |= ASTNode.UndocumentedEmptyBlock;
}
}
// mark initializer with local type if one was found during parsing
if ((type.bits & ASTNode.HasLocalType) != 0) {
initializer.bits |= ASTNode.HasLocalType;
}
}
// A P I
public void parse(MethodDeclaration md, CompilationUnitDeclaration unit) {
//only parse the method body of md
//fill out method statements
//convert bugs into parse error
if (md.isAbstract())
return;
if (md.isNative())
return;
if ((md.modifiers & ExtraCompilerModifiers.AccSemicolonBody) != 0)
return;
boolean oldMethodRecoveryActivated = this.methodRecoveryActivated;
if(this.options.performMethodsFullRecovery) {
this.methodRecoveryActivated = true;
this.rParenPos = md.sourceEnd;
}
initialize();
goForBlockStatementsopt();
this.nestedMethod[this.nestedType]++;
pushOnRealBlockStack(0);
this.referenceContext = md;
this.compilationUnit = unit;
this.scanner.resetTo(md.bodyStart, md.bodyEnd);
// reset the scanner to parser from { down to }
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
if(this.options.performStatementsRecovery) {
this.methodRecoveryActivated = oldMethodRecoveryActivated;
}
}
checkNonNLSAfterBodyEnd(md.declarationSourceEnd);
if (this.lastAct == ERROR_ACTION) {
return;
}
//refill statements
md.explicitDeclarations = this.realBlockStack[this.realBlockPtr--];
int length;
if (astLengthPtr > -1 && (length = this.astLengthStack[this.astLengthPtr--]) != 0) {
System.arraycopy(
this.astStack,
(this.astPtr -= length) + 1,
md.statements = new Statement[length],
0,
length);
} else {
if (!containsComment(md.bodyStart, md.bodyEnd)) {
md.bits |= ASTNode.UndocumentedEmptyBlock;
}
}
}
public ASTNode[] parseClassBodyDeclarations(char[] source, int offset, int length, CompilationUnitDeclaration unit) {
/* automaton initialization */
initialize();
goForClassBodyDeclarations();
/* scanner initialization */
this.scanner.setSource(source);
this.scanner.resetTo(offset, offset + length - 1);
if (this.javadocParser != null && this.javadocParser.checkDocComment) {
this.javadocParser.scanner.setSource(source);
this.javadocParser.scanner.resetTo(offset, offset + length - 1);
}
/* type declaration should be parsed as member type declaration */
this.nestedType = 1;
/* unit creation */
this.referenceContext = unit;
this.compilationUnit = unit;
/* run automaton */
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
}
if (this.lastAct == ERROR_ACTION) {
return null;
}
int astLength;
if (astLengthPtr > -1 && (astLength = this.astLengthStack[this.astLengthPtr--]) != 0) {
ASTNode[] result = new ASTNode[astLength];
this.astPtr -= astLength;
System.arraycopy(this.astStack, this.astPtr + 1, result, 0, astLength);
return result;
}
return null;
}
public Expression parseExpression(char[] source, int offset, int length, CompilationUnitDeclaration unit) {
initialize();
goForExpression();
this.nestedMethod[this.nestedType]++;
this.referenceContext = unit;
this.compilationUnit = unit;
this.scanner.setSource(source);
this.scanner.resetTo(offset, offset + length - 1);
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
}
if (this.lastAct == ERROR_ACTION) {
return null;
}
return this.expressionStack[this.expressionPtr];
}
public Expression parseMemberValue(char[] source, int offset, int length, CompilationUnitDeclaration unit) {
initialize();
goForMemberValue();
this.nestedMethod[this.nestedType]++;
this.referenceContext = unit;
this.compilationUnit = unit;
this.scanner.setSource(source);
this.scanner.resetTo(offset, offset + length - 1);
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
}
if (this.lastAct == ERROR_ACTION) {
return null;
}
return this.expressionStack[this.expressionPtr];
}
public void parseStatements(ReferenceContext rc, int start, int end, TypeDeclaration[] types, CompilationUnitDeclaration unit) {
boolean oldStatementRecoveryEnabled = this.statementRecoveryActivated;
this.statementRecoveryActivated = true;
initialize();
goForBlockStatementsopt();
this.nestedMethod[this.nestedType]++;
pushOnRealBlockStack(0);
pushOnAstLengthStack(0);
this.referenceContext = rc;
this.compilationUnit = unit;
this.pendingRecoveredType = null;
if(types != null && types.length > 0) {
this.recoveredTypes = types;
this.recoveredTypePtr = 0;
this.nextTypeStart =
this.recoveredTypes[0].allocation == null
? this.recoveredTypes[0].declarationSourceStart
: this.recoveredTypes[0].allocation.sourceStart;
} else {
this.recoveredTypes = null;
this.recoveredTypePtr = -1;
this.nextTypeStart = -1;
}
this.scanner.resetTo(start, end);
// reset the scanner to parser from { down to }
this.lastCheckPoint = this.scanner.initialPosition;
this.stateStackTop = -1;
try {
parse();
} catch (AbortCompilation ex) {
this.lastAct = ERROR_ACTION;
} finally {
this.nestedMethod[this.nestedType]--;
this.recoveredTypes = null;
this.statementRecoveryActivated = oldStatementRecoveryEnabled;
}
checkNonNLSAfterBodyEnd(end);
}
public void persistLineSeparatorPositions() {
if (this.scanner.recordLineSeparator) {
this.compilationUnit.compilationResult.lineSeparatorPositions = this.scanner.getLineEnds();
}
}
/*
* Prepares the state of the parser to go for BlockStatements.
*/
protected void prepareForBlockStatements() {
this.nestedMethod[this.nestedType = 0] = 1;
this.variablesCounter[this.nestedType] = 0;
this.realBlockStack[this.realBlockPtr = 1] = 0;
}
/**
* Returns this parser's problem reporter initialized with its reference context.
* Also it is assumed that a problem is going to be reported, so initializes
* the compilation result's line positions.
*
* @return ProblemReporter
*/
public ProblemReporter problemReporter(){
if (this.scanner.recordLineSeparator) {
this.compilationUnit.compilationResult.lineSeparatorPositions = this.scanner.getLineEnds();
}
this.problemReporter.referenceContext = this.referenceContext;
return this.problemReporter;
}
protected void pushIdentifier() {
/*push the consumeToken on the identifier stack.
Increase the total number of identifier in the stack.
identifierPtr points on the next top */
int stackLength = this.identifierStack.length;
if (++this.identifierPtr >= stackLength) {
System.arraycopy(
this.identifierStack, 0,
this.identifierStack = new char[stackLength + 20][], 0,
stackLength);
System.arraycopy(
this.identifierPositionStack, 0,
this.identifierPositionStack = new long[stackLength + 20], 0,
stackLength);
}
this.identifierStack[this.identifierPtr] = this.scanner.getCurrentIdentifierSource();
this.identifierPositionStack[this.identifierPtr] =
(((long) this.scanner.startPosition) << 32) + (this.scanner.currentPosition - 1);
stackLength = this.identifierLengthStack.length;
if (++this.identifierLengthPtr >= stackLength) {
System.arraycopy(
this.identifierLengthStack, 0,
this.identifierLengthStack = new int[stackLength + 10], 0,
stackLength);
}
this.identifierLengthStack[this.identifierLengthPtr] = 1;
}
protected void pushIdentifier(int flag) {
/*push a special flag on the stack :
-zero stands for optional Name
-negative number for direct ref to base types.
identifierLengthPtr points on the top */
int stackLength = this.identifierLengthStack.length;
if (++this.identifierLengthPtr >= stackLength) {
System.arraycopy(
this.identifierLengthStack, 0,
this.identifierLengthStack = new int[stackLength + 10], 0,
stackLength);
}
this.identifierLengthStack[this.identifierLengthPtr] = flag;
}
protected void pushOnAstLengthStack(int pos) {
int stackLength = this.astLengthStack.length;
if (++this.astLengthPtr >= stackLength) {
System.arraycopy(
this.astLengthStack, 0,
this.astLengthStack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.astLengthStack[this.astLengthPtr] = pos;
}
protected void pushOnAstStack(ASTNode node) {
/*add a new obj on top of the ast stack
astPtr points on the top*/
int stackLength = this.astStack.length;
if (++this.astPtr >= stackLength) {
System.arraycopy(
this.astStack, 0,
this.astStack = new ASTNode[stackLength + AstStackIncrement], 0,
stackLength);
this.astPtr = stackLength;
}
this.astStack[this.astPtr] = node;
stackLength = this.astLengthStack.length;
if (++this.astLengthPtr >= stackLength) {
System.arraycopy(
this.astLengthStack, 0,
this.astLengthStack = new int[stackLength + AstStackIncrement], 0,
stackLength);
}
this.astLengthStack[this.astLengthPtr] = 1;
}
protected void pushOnExpressionStack(Expression expr) {
int stackLength = this.expressionStack.length;
if (++this.expressionPtr >= stackLength) {
System.arraycopy(
this.expressionStack, 0,
this.expressionStack = new Expression[stackLength + ExpressionStackIncrement], 0,
stackLength);
}
this.expressionStack[this.expressionPtr] = expr;
stackLength = this.expressionLengthStack.length;
if (++this.expressionLengthPtr >= stackLength) {
System.arraycopy(
this.expressionLengthStack, 0,
this.expressionLengthStack = new int[stackLength + ExpressionStackIncrement], 0,
stackLength);
}
this.expressionLengthStack[this.expressionLengthPtr] = 1;
}
protected void pushOnExpressionStackLengthStack(int pos) {
int stackLength = this.expressionLengthStack.length;
if (++this.expressionLengthPtr >= stackLength) {
System.arraycopy(
this.expressionLengthStack, 0,
this.expressionLengthStack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.expressionLengthStack[this.expressionLengthPtr] = pos;
}
protected void pushOnGenericsStack(ASTNode node) {
/*add a new obj on top of the generics stack
genericsPtr points on the top*/
int stackLength = this.genericsStack.length;
if (++this.genericsPtr >= stackLength) {
System.arraycopy(
this.genericsStack, 0,
this.genericsStack = new ASTNode[stackLength + GenericsStackIncrement], 0,
stackLength);
}
this.genericsStack[this.genericsPtr] = node;
stackLength = this.genericsLengthStack.length;
if (++this.genericsLengthPtr >= stackLength) {
System.arraycopy(
this.genericsLengthStack, 0,
this.genericsLengthStack = new int[stackLength + GenericsStackIncrement], 0,
stackLength);
}
this.genericsLengthStack[this.genericsLengthPtr] = 1;
}
protected void pushOnGenericsIdentifiersLengthStack(int pos) {
int stackLength = this.genericsIdentifiersLengthStack.length;
if (++this.genericsIdentifiersLengthPtr >= stackLength) {
System.arraycopy(
this.genericsIdentifiersLengthStack, 0,
this.genericsIdentifiersLengthStack = new int[stackLength + GenericsStackIncrement], 0,
stackLength);
}
this.genericsIdentifiersLengthStack[this.genericsIdentifiersLengthPtr] = pos;
}
protected void pushOnGenericsLengthStack(int pos) {
int stackLength = this.genericsLengthStack.length;
if (++this.genericsLengthPtr >= stackLength) {
System.arraycopy(
this.genericsLengthStack, 0,
this.genericsLengthStack = new int[stackLength + GenericsStackIncrement], 0,
stackLength);
}
this.genericsLengthStack[this.genericsLengthPtr] = pos;
}
protected void pushOnIntStack(int pos) {
int stackLength = this.intStack.length;
if (++this.intPtr >= stackLength) {
System.arraycopy(
this.intStack, 0,
this.intStack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.intStack[this.intPtr] = pos;
}
protected void pushOnRealBlockStack(int i){
int stackLength = this.realBlockStack.length;
if (++this.realBlockPtr >= stackLength) {
System.arraycopy(
this.realBlockStack, 0,
this.realBlockStack = new int[stackLength + StackIncrement], 0,
stackLength);
}
this.realBlockStack[this.realBlockPtr] = i;
}
protected void recoverStatements() {
class MethodVisitor extends ASTVisitor {
public ASTVisitor typeVisitor;
public Parser parser; // AspectJ extension - specific instance to use rather than 'Parser.this' in the methods in the visitor
TypeDeclaration enclosingType; // used only for initializer
TypeDeclaration[] types = new TypeDeclaration[0];
int typePtr = -1;
public boolean visit(ConstructorDeclaration constructorDeclaration, ClassScope scope) {
typePtr = -1;
return true;
}
public boolean visit(Initializer initializer, MethodScope scope) {
typePtr = -1;
return true;
}
public boolean visit(MethodDeclaration methodDeclaration,ClassScope scope) {
typePtr = -1;
return true;
}
public boolean visit(TypeDeclaration typeDeclaration, BlockScope scope) {
return this.visit(typeDeclaration);
}
public boolean visit(TypeDeclaration typeDeclaration, ClassScope scope) {
return this.visit(typeDeclaration);
}
private boolean visit(TypeDeclaration typeDeclaration) {
if(this.types.length <= ++this.typePtr) {
int length = this.typePtr;
System.arraycopy(this.types, 0, this.types = new TypeDeclaration[length * 2 + 1], 0, length);
}
this.types[this.typePtr] = typeDeclaration;
return false;
}
public void endVisit(ConstructorDeclaration constructorDeclaration, ClassScope scope) {
this.endVisitMethod(constructorDeclaration, scope);
}
public void endVisit(MethodDeclaration methodDeclaration, ClassScope scope) {
this.endVisitMethod(methodDeclaration, scope);
}
private void endVisitMethod(AbstractMethodDeclaration methodDeclaration, ClassScope scope) {
TypeDeclaration[] foundTypes = null;
int length = 0;
if(this.typePtr > -1) {
length = this.typePtr + 1;
foundTypes = new TypeDeclaration[length];
System.arraycopy(this.types, 0, foundTypes, 0, length);
}
ReferenceContext oldContext = parser.referenceContext;
parser.recoveryScanner.resetTo(methodDeclaration.bodyStart, methodDeclaration.bodyEnd);
Scanner oldScanner = parser.scanner;
parser.scanner = parser.recoveryScanner;
parser.parseStatements(
methodDeclaration,
methodDeclaration.bodyStart,
methodDeclaration.bodyEnd,
foundTypes,
compilationUnit);
parser.scanner = oldScanner;
parser.referenceContext = oldContext;
for (int i = 0; i < length; i++) {
foundTypes[i].traverse(typeVisitor, scope);
}
}
public void endVisit(Initializer initializer, MethodScope scope) {
TypeDeclaration[] foundTypes = null;
int length = 0;
if(this.typePtr > -1) {
length = this.typePtr + 1;
foundTypes = new TypeDeclaration[length];
System.arraycopy(this.types, 0, foundTypes, 0, length);
}
ReferenceContext oldContext = parser.referenceContext;
parser.recoveryScanner.resetTo(initializer.bodyStart, initializer.bodyEnd);
Scanner oldScanner = parser.scanner;
parser.scanner = parser.recoveryScanner;
parser.parseStatements(
this.enclosingType,
initializer.bodyStart,
initializer.bodyEnd,
foundTypes,
compilationUnit);
parser.scanner = oldScanner;
parser.referenceContext = oldContext;
for (int i = 0; i < length; i++) {
foundTypes[i].traverse(typeVisitor, scope);
}
}
}
class TypeVisitor extends ASTVisitor {
public MethodVisitor methodVisitor;
TypeDeclaration[] types = new TypeDeclaration[0];
int typePtr = -1;
public void endVisit(TypeDeclaration typeDeclaration, BlockScope scope) {
endVisitType();
}
public void endVisit(TypeDeclaration typeDeclaration, ClassScope scope) {
endVisitType();
}
private void endVisitType() {
this.typePtr--;
}
public boolean visit(TypeDeclaration typeDeclaration, BlockScope scope) {
return this.visit(typeDeclaration);
}
public boolean visit(TypeDeclaration typeDeclaration, ClassScope scope) {
return this.visit(typeDeclaration);
}
private boolean visit(TypeDeclaration typeDeclaration) {
if(this.types.length <= ++this.typePtr) {
int length = this.typePtr;
System.arraycopy(this.types, 0, this.types = new TypeDeclaration[length * 2 + 1], 0, length);
}
this.types[this.typePtr] = typeDeclaration;
return true;
}
public boolean visit(ConstructorDeclaration constructorDeclaration, ClassScope scope) {
if(constructorDeclaration.isDefaultConstructor()) return false;
constructorDeclaration.traverse(methodVisitor, scope);
return false;
}
public boolean visit(Initializer initializer, MethodScope scope) {
methodVisitor.enclosingType = this.types[typePtr];
initializer.traverse(methodVisitor, scope);
return false;
}
public boolean visit(MethodDeclaration methodDeclaration, ClassScope scope) {
methodDeclaration.traverse(methodVisitor, scope);
return false;
}
}
MethodVisitor methodVisitor = new MethodVisitor();
TypeVisitor typeVisitor = new TypeVisitor();
methodVisitor.typeVisitor = typeVisitor;
methodVisitor.parser = (Parser)this; // AspectJ extension enable the visitor to use a particular parser instance
typeVisitor.methodVisitor = methodVisitor;
if(this.referenceContext instanceof AbstractMethodDeclaration) {
((AbstractMethodDeclaration)this.referenceContext).traverse(methodVisitor, (ClassScope)null);
} else if(this.referenceContext instanceof TypeDeclaration) {
TypeDeclaration typeContext = (TypeDeclaration)this.referenceContext;
int length = typeContext.fields.length;
for (int i = 0; i < length; i++) {
final FieldDeclaration fieldDeclaration = typeContext.fields[i];
switch(fieldDeclaration.getKind()) {
case AbstractVariableDeclaration.INITIALIZER:
methodVisitor.enclosingType = typeContext;
((Initializer) fieldDeclaration).traverse(methodVisitor, (MethodScope)null);
break;
}
}
}
}
public void recoveryExitFromVariable() {
if(this.currentElement != null && this.currentElement.parent != null) {
if(this.currentElement instanceof RecoveredLocalVariable) {
int end = ((RecoveredLocalVariable)this.currentElement).localDeclaration.sourceEnd;
this.currentElement.updateSourceEndIfNecessary(end);
this.currentElement = this.currentElement.parent;
} else if(this.currentElement instanceof RecoveredField
&& !(this.currentElement instanceof RecoveredInitializer)) {
int end = ((RecoveredField)this.currentElement).fieldDeclaration.sourceEnd;
this.currentElement.updateSourceEndIfNecessary(end);
this.currentElement = this.currentElement.parent;
}
}
}
/* Token check performed on every token shift once having entered
* recovery mode.
*/
public void recoveryTokenCheck() {
switch (this.currentToken) {
case TokenNameLBRACE :
RecoveredElement newElement = null;
if(!this.ignoreNextOpeningBrace) {
newElement = this.currentElement.updateOnOpeningBrace(this.scanner.startPosition - 1, this.scanner.currentPosition - 1);
}
this.lastCheckPoint = this.scanner.currentPosition;
if (newElement != null){ // null means nothing happened
this.restartRecovery = true; // opening brace detected
this.currentElement = newElement;
}
break;
case TokenNameRBRACE :
this.rBraceStart = this.scanner.startPosition - 1;
this.rBraceEnd = this.scanner.currentPosition - 1;
this.endPosition = this.flushCommentsDefinedPriorTo(this.rBraceEnd);
newElement =
this.currentElement.updateOnClosingBrace(this.scanner.startPosition, this.rBraceEnd);
this.lastCheckPoint = this.scanner.currentPosition;
if (newElement != this.currentElement){
this.currentElement = newElement;
// if (newElement instanceof RecoveredField && this.dietInt <= 0) {
// if (((RecoveredField)newElement).fieldDeclaration.type == null) { // enum constant
// this.isInsideEnumConstantPart = true; // restore status
// }
// }
}
break;
case TokenNameSEMICOLON :
this.endStatementPosition = this.scanner.currentPosition - 1;
this.endPosition = this.scanner.startPosition - 1;
RecoveredType currentType = this.currentRecoveryType();
if(currentType != null) {
currentType.insideEnumConstantPart = false;
}
// fall through
default : {
if (this.rBraceEnd > this.rBraceSuccessorStart && this.scanner.currentPosition != this.scanner.startPosition){
this.rBraceSuccessorStart = this.scanner.startPosition;
}
break;
}
}
this.ignoreNextOpeningBrace = false;
}
// A P I
protected void reportSyntaxErrors(boolean isDietParse, int oldFirstToken) {
if(this.referenceContext instanceof MethodDeclaration) {
MethodDeclaration methodDeclaration = (MethodDeclaration) this.referenceContext;
if((methodDeclaration.bits & ASTNode.ErrorInSignature) != 0){
return;
}
}
this.compilationUnit.compilationResult.lineSeparatorPositions = this.scanner.getLineEnds();
this.scanner.recordLineSeparator = false;
int start = this.scanner.initialPosition;
int end = this.scanner.eofPosition == Integer.MAX_VALUE ? this.scanner.eofPosition : this.scanner.eofPosition - 1;
if(isDietParse) {
TypeDeclaration[] types = this.compilationUnit.types;
int[][] intervalToSkip = org.aspectj.org.eclipse.jdt.internal.compiler.parser.diagnose.RangeUtil.computeDietRange(types);
DiagnoseParser diagnoseParser = new DiagnoseParser((Parser)this, oldFirstToken, start, end, intervalToSkip[0], intervalToSkip[1], intervalToSkip[2], this.options);
diagnoseParser.diagnoseParse(false);
reportSyntaxErrorsForSkippedMethod(types);
this.scanner.resetTo(start, end);
} else {
DiagnoseParser diagnoseParser = new DiagnoseParser((Parser)this, oldFirstToken, start, end, this.options);
diagnoseParser.diagnoseParse(this.options.performStatementsRecovery);
}
}
private void reportSyntaxErrorsForSkippedMethod(TypeDeclaration[] types){
if(types != null) {
for (int i = 0; i < types.length; i++) {
TypeDeclaration[] memberTypes = types[i].memberTypes;
if(memberTypes != null) {
reportSyntaxErrorsForSkippedMethod(memberTypes);
}
AbstractMethodDeclaration[] methods = types[i].methods;
if(methods != null) {
for (int j = 0; j < methods.length; j++) {
AbstractMethodDeclaration method = methods[j];
if((method.bits & ASTNode.ErrorInSignature) != 0) {
if(method.isAnnotationMethod()) {
DiagnoseParser diagnoseParser = new DiagnoseParser((Parser)this, TokenNameQUESTION, method.declarationSourceStart, method.declarationSourceEnd, this.options);
diagnoseParser.diagnoseParse(this.options.performStatementsRecovery);
} else {
DiagnoseParser diagnoseParser = new DiagnoseParser((Parser)this, TokenNameDIVIDE, method.declarationSourceStart, method.declarationSourceEnd, this.options);
diagnoseParser.diagnoseParse(this.options.performStatementsRecovery);
}
}
}
}
FieldDeclaration[] fields = types[i].fields;
if (fields != null) {
int length = fields.length;
for (int j = 0; j < length; j++) {
if (fields[j] instanceof Initializer) {
Initializer initializer = (Initializer)fields[j];
if((initializer.bits & ASTNode.ErrorInSignature) != 0){
DiagnoseParser diagnoseParser = new DiagnoseParser((Parser)this, TokenNameRIGHT_SHIFT, initializer.declarationSourceStart, initializer.declarationSourceEnd, this.options);
diagnoseParser.diagnoseParse(this.options.performStatementsRecovery);
}
}
}
}
}
}
}
protected void resetModifiers() {
this.modifiers = ClassFileConstants.AccDefault;
this.modifiersSourceStart = -1; // <-- see comment into modifiersFlag(int)
this.scanner.commentPtr = -1;
}
/*
* Reset context so as to resume to regular parse loop
*/
protected void resetStacks() {
this.astPtr = -1;
this.astLengthPtr = -1;
this.expressionPtr = -1;
this.expressionLengthPtr = -1;
this.identifierPtr = -1;
this.identifierLengthPtr = -1;
this.intPtr = -1;
this.nestedMethod[this.nestedType = 0] = 0; // need to reset for further reuse
this.variablesCounter[this.nestedType] = 0;
this.dimensions = 0 ;
this.realBlockStack[this.realBlockPtr = 0] = 0;
this.recoveredStaticInitializerStart = 0;
this.listLength = 0;
this.listTypeParameterLength = 0;
this.genericsIdentifiersLengthPtr = -1;
this.genericsLengthPtr = -1;
this.genericsPtr = -1;
}
/*
* Reset context so as to resume to regular parse loop
* If unable to reset for resuming, answers false.
*
* Move checkpoint location, reset internal stacks and
* decide which grammar goal is activated.
*/
protected boolean resumeAfterRecovery() {
if(!this.methodRecoveryActivated && !this.statementRecoveryActivated) {
// reset internal stacks
this.resetStacks();
this.resetModifiers();
/* attempt to move checkpoint location */
if (!this.moveRecoveryCheckpoint()) {
return false;
}
// only look for headers
if (this.referenceContext instanceof CompilationUnitDeclaration){
goForHeaders();
this.diet = true; // passed this point, will not consider method bodies
return true;
}
// does not know how to restart
return false;
} else if(!this.statementRecoveryActivated) {
// reset internal stacks
this.resetStacks();
this.resetModifiers();
/* attempt to move checkpoint location */
if (!this.moveRecoveryCheckpoint()) {
return false;
}
// only look for headers
goForHeaders();
return true;
} else {
return false;
}
}
protected boolean resumeOnSyntaxError() {
this.checkExternalizeStrings = false;
this.scanner.checkNonExternalizedStringLiterals = false;
/* request recovery initialization */
if (this.currentElement == null){
// Reset javadoc before restart parsing after recovery
this.javadoc = null;
// do not investigate deeper in statement recovery
if (this.statementRecoveryActivated) return false;
// build some recovered elements
this.currentElement = buildInitialRecoveryState();
}
/* do not investigate deeper in recovery when no recovered element */
if (this.currentElement == null) return false;
/* manual forced recovery restart - after headers */
if (this.restartRecovery){
this.restartRecovery = false;
}
/* update recovery state with current error state of the parser */
this.updateRecoveryState();
/* attempt to reset state in order to resume to parse loop */
return this.resumeAfterRecovery();
}
public void setMethodsFullRecovery(boolean enabled) {
this.options.performMethodsFullRecovery = enabled;
}
public void setStatementsRecovery(boolean enabled) {
if(enabled) this.options.performMethodsFullRecovery = true;
this.options.performStatementsRecovery = enabled;
}
public String toString() {
String s = "lastCheckpoint : int = " + String.valueOf(this.lastCheckPoint) + "\n"; //$NON-NLS-1$ //$NON-NLS-2$
s = s + "identifierStack : char["+(this.identifierPtr + 1)+"][] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.identifierPtr; i++) {
s = s + "\"" + String.valueOf(this.identifierStack[i]) + "\","; //$NON-NLS-1$ //$NON-NLS-2$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "identifierLengthStack : int["+(this.identifierLengthPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.identifierLengthPtr; i++) {
s = s + this.identifierLengthStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "astLengthStack : int["+(this.astLengthPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.astLengthPtr; i++) {
s = s + this.astLengthStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "astPtr : int = " + String.valueOf(this.astPtr) + "\n"; //$NON-NLS-1$ //$NON-NLS-2$
s = s + "intStack : int["+(this.intPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.intPtr; i++) {
s = s + this.intStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "expressionLengthStack : int["+(this.expressionLengthPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.expressionLengthPtr; i++) {
s = s + this.expressionLengthStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "expressionPtr : int = " + String.valueOf(this.expressionPtr) + "\n"; //$NON-NLS-1$ //$NON-NLS-2$
s = s + "genericsIdentifiersLengthStack : int["+(this.genericsIdentifiersLengthPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.genericsIdentifiersLengthPtr; i++) {
s = s + this.genericsIdentifiersLengthStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "genericsLengthStack : int["+(this.genericsLengthPtr + 1)+"] = {"; //$NON-NLS-1$ //$NON-NLS-2$
for (int i = 0; i <= this.genericsLengthPtr; i++) {
s = s + this.genericsLengthStack[i] + ","; //$NON-NLS-1$
}
s = s + "}\n"; //$NON-NLS-1$
s = s + "genericsPtr : int = " + String.valueOf(this.genericsPtr) + "\n"; //$NON-NLS-1$ //$NON-NLS-2$
s = s + "\n\n\n----------------Scanner--------------\n" + this.scanner.toString(); //$NON-NLS-1$
return s;
}
/*
* Update recovery state based on current parser/scanner state
*/
protected void updateRecoveryState() {
/* expose parser state to recovery state */
this.currentElement.updateFromParserState();
/* check and update recovered state based on current token,
this action is also performed when shifting token after recovery
got activated once.
*/
this.recoveryTokenCheck();
}
protected void updateSourceDeclarationParts(int variableDeclaratorsCounter) {
//fields is a definition of fields that are grouped together like in
//public int[] a, b[], c
//which results into 3 fields.
FieldDeclaration field;
int endTypeDeclarationPosition =
-1 + this.astStack[this.astPtr - variableDeclaratorsCounter + 1].sourceStart;
for (int i = 0; i < variableDeclaratorsCounter - 1; i++) {
//last one is special(see below)
field = (FieldDeclaration) this.astStack[this.astPtr - i - 1];
field.endPart1Position = endTypeDeclarationPosition;
field.endPart2Position = -1 + this.astStack[this.astPtr - i].sourceStart;
}
//last one
(field = (FieldDeclaration) this.astStack[this.astPtr]).endPart1Position =
endTypeDeclarationPosition;
field.endPart2Position = field.declarationSourceEnd;
}
protected void updateSourcePosition(Expression exp) {
//update the source Position of the expression
//this.intStack : int int
//-->
//this.intStack :
exp.sourceEnd = this.intStack[this.intPtr--];
exp.sourceStart = this.intStack[this.intPtr--];
}
protected boolean shouldTryToRecover() { return true; } // AspectJ Extension - to be overridden
}