/*******************************************************************************
* 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
*******************************************************************************/
package org.aspectj.org.eclipse.jdt.internal.compiler.ast;
import org.aspectj.org.eclipse.jdt.internal.compiler.codegen.CodeStream;
import org.aspectj.org.eclipse.jdt.internal.compiler.codegen.ExceptionLabel;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.aspectj.org.eclipse.jdt.internal.compiler.lookup.LocalVariableBinding;
/**
* Extra behavior for statements which are generating subroutines
*/
public abstract class SubRoutineStatement extends Statement {
public static void reenterAllExceptionHandlers(SubRoutineStatement[] subroutines, int max, CodeStream codeStream) {
if (subroutines == null) return;
if (max < 0) max = subroutines.length;
for (int i = 0; i < max; i++) {
SubRoutineStatement sub = subroutines[i];
sub.enterAnyExceptionHandler(codeStream);
sub.enterDeclaredExceptionHandlers(codeStream);
}
}
ExceptionLabel anyExceptionLabel;
public ExceptionLabel enterAnyExceptionHandler(CodeStream codeStream) {
if (this.anyExceptionLabel == null) {
this.anyExceptionLabel = new ExceptionLabel(codeStream, null /*any exception*/);
}
this.anyExceptionLabel.placeStart();
return this.anyExceptionLabel;
}
public void enterDeclaredExceptionHandlers(CodeStream codeStream) {
// do nothing by default
}
public void exitAnyExceptionHandler() {
if (this.anyExceptionLabel != null) {
this.anyExceptionLabel.placeEnd();
}
}
public void exitDeclaredExceptionHandlers(CodeStream codeStream) {
// do nothing by default
}
public abstract boolean generateSubRoutineInvocation(BlockScope currentScope, CodeStream codeStream, Object targetLocation, int stateIndex, LocalVariableBinding secretLocal);
public abstract boolean isSubRoutineEscaping();
public void placeAllAnyExceptionHandler() {
this.anyExceptionLabel.place();
}
}