/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Eclipse Public License version 1.0, available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.jboss.forge.dev.java;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.List;
import java.util.Map.Entry;
import javax.enterprise.event.Event;
import javax.inject.Inject;
import org.jboss.forge.parser.JavaParser;
import org.jboss.forge.parser.java.FieldHolder;
import org.jboss.forge.parser.java.Import;
import org.jboss.forge.parser.java.JavaClass;
import org.jboss.forge.parser.java.JavaEnum;
import org.jboss.forge.parser.java.JavaInterface;
import org.jboss.forge.parser.java.JavaSource;
import org.jboss.forge.parser.java.Method;
import org.jboss.forge.parser.java.MethodHolder;
import org.jboss.forge.parser.java.SyntaxError;
import org.jboss.forge.parser.java.util.Strings;
import org.jboss.forge.project.Project;
import org.jboss.forge.project.facets.JavaSourceFacet;
import org.jboss.forge.resources.java.JavaResource;
import org.jboss.forge.shell.PromptType;
import org.jboss.forge.shell.ShellColor;
import org.jboss.forge.shell.ShellPrintWriter;
import org.jboss.forge.shell.ShellPrompt;
import org.jboss.forge.shell.events.PickupResource;
import org.jboss.forge.shell.plugins.Alias;
import org.jboss.forge.shell.plugins.Command;
import org.jboss.forge.shell.plugins.Current;
import org.jboss.forge.shell.plugins.DefaultCommand;
import org.jboss.forge.shell.plugins.Option;
import org.jboss.forge.shell.plugins.PipeIn;
import org.jboss.forge.shell.plugins.PipeOut;
import org.jboss.forge.shell.plugins.Plugin;
import org.jboss.forge.shell.plugins.RequiresFacet;
import org.jboss.forge.shell.plugins.RequiresResource;
import org.jboss.forge.shell.util.JavaColorizer;
/**
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*
*/
@Alias("java")
@RequiresFacet(JavaSourceFacet.class)
public class JavaPlugin implements Plugin
{
@Inject
@Current
private JavaResource resource;
@Inject
private Project project;
@Inject
private ShellPrompt prompt;
@Inject
private ShellPrintWriter writer;
@Inject
private Event<PickupResource> pickUp;
@DefaultCommand(help = "Prints all Java system property information.")
public void info(final PipeOut out)
{
for (Entry<Object, Object> entry : System.getProperties().entrySet())
{
if (entry.getKey().toString().startsWith("java"))
{
out.print(ShellColor.BOLD, entry.getKey().toString() + ": ");
out.println(entry.getValue().toString());
}
}
}
@Command("new-class")
public void newClass(
@PipeIn final InputStream in,
@Option(required = false,
help = "the package in which to build this Class",
description = "source package",
type = PromptType.JAVA_PACKAGE,
name = "package") final String pckg,
@Option(required = false,
help = "the class definition: surround with quotes",
description = "class definition") final String... def) throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
JavaClass jc = null;
if (def != null)
{
String classDef = Strings.join(Arrays.asList(def), " ");
jc = JavaParser.parse(JavaClass.class, classDef);
}
else if (in != null)
{
jc = JavaParser.parse(JavaClass.class, in);
}
else
{
throw new RuntimeException("arguments required");
}
if (pckg != null)
{
jc.setPackage(pckg);
}
if (!jc.hasSyntaxErrors())
{
java.saveJavaSource(jc);
}
else
{
writer.println(ShellColor.RED, "Syntax Errors:");
for (SyntaxError error : jc.getSyntaxErrors())
{
writer.println(error.toString());
}
writer.println();
if (prompt.promptBoolean("Your class has syntax errors, create anyway?", true))
{
java.saveJavaSource(jc);
}
}
pickUp.fire(new PickupResource(java.getJavaResource(jc)));
}
@Command("new-interface")
public void newInterface(
@PipeIn final InputStream in,
@Option(required = false, help = "the package in which to build this Interface", description = "source package", type = PromptType.JAVA_PACKAGE, name = "package") final String pckg,
@Option(required = false, help = "the interface definition: surround with quotes", description = "interface definition") final String... def)
throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
JavaInterface jc = null;
if (def != null)
{
String classDef = Strings.join(Arrays.asList(def), " ");
jc = JavaParser.parse(JavaInterface.class, classDef);
}
else if (in != null)
{
jc = JavaParser.parse(JavaInterface.class, in);
}
else
{
throw new RuntimeException("arguments required");
}
if (pckg != null)
{
jc.setPackage(pckg);
}
if (!jc.hasSyntaxErrors())
{
java.saveJavaSource(jc);
}
else
{
writer.println(ShellColor.RED, "Syntax Errors:");
for (SyntaxError error : jc.getSyntaxErrors())
{
writer.println(error.toString());
}
writer.println();
if (prompt.promptBoolean(
"Your class has syntax errors, create anyway?", true))
{
java.saveJavaSource(jc);
}
}
pickUp.fire(new PickupResource(java.getJavaResource(jc)));
}
@Command("new-enum-type")
public void newEnumType(
@PipeIn final InputStream in,
@Option(required = false,
help = "the package in which to build this Class",
description = "source package",
type = PromptType.JAVA_PACKAGE,
name = "package") final String pckg,
@Option(required = false,
help = "the class definition: surround with quotes",
description = "class definition") final String... def) throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
JavaEnum je = null;
if (def != null)
{
String classDef = Strings.join(Arrays.asList(def), " ");
je = JavaParser.parse(JavaEnum.class, classDef);
}
else if (in != null)
{
je = JavaParser.parse(JavaEnum.class, in);
}
else
{
throw new RuntimeException("arguments required");
}
if (pckg != null)
{
je.setPackage(pckg);
}
if (!je.hasSyntaxErrors())
{
java.saveEnumTypeSource(je);
}
else
{
writer.println(ShellColor.RED, "Syntax Errors:");
for (SyntaxError error : je.getSyntaxErrors())
{
writer.println(error.toString());
}
writer.println();
if (prompt.promptBoolean("Your class has syntax errors, create anyway?", true))
{
java.saveEnumTypeSource(je);
}
}
pickUp.fire(new PickupResource(java.getEnumTypeResource(je)));
}
@Command("new-enum-const")
@RequiresResource(JavaResource.class)
public void newEnumConst(
@PipeIn final String in,
final PipeOut out,
@Option(required = false,
help = "the enum field definition",
description = "enum field definition") final String... def) throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
String enumConstDef = null;
if (def != null)
{
enumConstDef = Strings.join(Arrays.asList(def), " ");
}
else if (in != null)
{
enumConstDef = in;
}
else
{
throw new RuntimeException("arguments required");
}
JavaEnum source = (JavaEnum) resource.getJavaSource();
source.addEnumConstant(enumConstDef);
java.saveEnumTypeSource(source);
}
@Command("list-imports")
@RequiresResource(JavaResource.class)
public void listImports(
final PipeOut out) throws FileNotFoundException
{
List<Import> imports = resource.getJavaSource().getImports();
for (Import i : imports)
{
String str = "import " + (i.isStatic() ? "static " : "") + i.getQualifiedName() + ";";
str = JavaColorizer.format(out, str);
out.println(str);
}
}
@Command("new-field")
@RequiresResource(JavaResource.class)
public void newField(
@PipeIn final String in,
final PipeOut out,
@Option(required = false,
help = "the field definition: surround with single quotes",
description = "field definition") final String... def) throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
String fieldDef = null;
if (def != null)
{
fieldDef = Strings.join(Arrays.asList(def), " ");
}
else if (in != null)
{
fieldDef = in;
}
else
{
throw new RuntimeException("arguments required");
}
JavaSource<?> source = resource.getJavaSource();
if (source instanceof FieldHolder)
{
FieldHolder<?> clazz = ((FieldHolder<?>) source);
String name = JavaParser.parse(JavaClass.class, "public class Temp{}").addField(fieldDef).getName();
if (clazz.hasField(name))
{
throw new IllegalStateException("Field named [" + name + "] already exists.");
}
clazz.addField(fieldDef);
java.saveJavaSource(source);
}
}
@Command("new-method")
@RequiresResource(JavaResource.class)
public void newMethod(
@PipeIn final String in,
final PipeOut out,
@Option(required = false,
help = "the method definition: surround with single quotes",
description = "method definition") final String... def) throws FileNotFoundException
{
JavaSourceFacet java = project.getFacet(JavaSourceFacet.class);
String methodDef = null;
if (def != null)
{
methodDef = Strings.join(Arrays.asList(def), " ");
}
else if (in != null)
{
methodDef = in;
}
else
{
throw new RuntimeException("arguments required");
}
JavaSource<?> source = resource.getJavaSource();
if (source instanceof MethodHolder)
{
MethodHolder<?> clazz = ((MethodHolder<?>) source);
Method<JavaClass> method = JavaParser.parse(JavaClass.class, "public class Temp{}").addMethod(methodDef);
if (clazz.hasMethodSignature(method))
{
throw new IllegalStateException("Method with signature [" + method.toSignature()
+ "] already exists.");
}
clazz.addMethod(methodDef);
java.saveJavaSource(source);
}
}
}