org.aspectj.weaver.bcel.IfFinder Maven / Gradle / Ivy
/* *******************************************************************
* Copyright (c) 2006 Contributors
* 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:
* Andy Clement initial implementation
* ******************************************************************/
package org.aspectj.weaver.bcel;
import org.aspectj.weaver.patterns.AbstractPatternNodeVisitor;
import org.aspectj.weaver.patterns.AndPointcut;
import org.aspectj.weaver.patterns.IfPointcut;
import org.aspectj.weaver.patterns.NotPointcut;
import org.aspectj.weaver.patterns.OrPointcut;
/**
* Look for an if() pointcut
*/
class IfFinder extends AbstractPatternNodeVisitor {
boolean hasIf = false;
public Object visit(IfPointcut node, Object data) {
if (node.alwaysFalse() || node.alwaysTrue()) {
// IfFalse / IfTrue
} else {
hasIf = true;
}
return node;
}
public Object visit(AndPointcut node, Object data) {
if (!hasIf)
node.getLeft().accept(this, data);
if (!hasIf)
node.getRight().accept(this, data);
return node;
}
public Object visit(NotPointcut node, Object data) {
if (!hasIf)
node.getNegatedPointcut().accept(this, data);
return node;
}
public Object visit(OrPointcut node, Object data) {
if (!hasIf)
node.getLeft().accept(this, data);
if (!hasIf)
node.getRight().accept(this, data);
return node;
}
}