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/* *******************************************************************
* Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* PARC initial implementation
* ******************************************************************/
package org.aspectj.weaver.patterns;
import java.io.IOException;
import java.util.Map;
import org.aspectj.util.FuzzyBoolean;
import org.aspectj.weaver.CompressingDataOutputStream;
import org.aspectj.weaver.ISourceContext;
import org.aspectj.weaver.IntMap;
import org.aspectj.weaver.ResolvedType;
import org.aspectj.weaver.Shadow;
import org.aspectj.weaver.VersionedDataInputStream;
import org.aspectj.weaver.World;
import org.aspectj.weaver.ast.Test;
import org.aspectj.weaver.UnresolvedType;
public class OrPointcut extends Pointcut {
Pointcut left, right;
private int couldMatchKinds;
public OrPointcut(Pointcut left, Pointcut right) {
super();
this.left = left;
this.right = right;
setLocation(left.getSourceContext(), left.getStart(), right.getEnd());
this.pointcutKind = OR;
this.couldMatchKinds = left.couldMatchKinds() | right.couldMatchKinds();
}
public int couldMatchKinds() {
return couldMatchKinds;
}
public FuzzyBoolean fastMatch(FastMatchInfo type) {
FuzzyBoolean leftMatch = left.fastMatch(type);
if (leftMatch.alwaysTrue()) {
return leftMatch;
}
return leftMatch.or(right.fastMatch(type));
}
protected FuzzyBoolean matchInternal(Shadow shadow) {
FuzzyBoolean leftMatch = left.match(shadow);
if (leftMatch.alwaysTrue()) {
return leftMatch;
}
return leftMatch.or(right.match(shadow));
}
public String toString() {
return "(" + left.toString() + " || " + right.toString() + ")";
}
public boolean equals(Object other) {
if (!(other instanceof OrPointcut)) {
return false;
}
OrPointcut o = (OrPointcut) other;
return o.left.equals(left) && o.right.equals(right);
}
public int hashCode() {
int result = 31;
result = 37 * result + left.hashCode();
result = 37 * result + right.hashCode();
return result;
}
/**
* @see org.aspectj.weaver.patterns.Pointcut#resolveBindings(IScope, Bindings)
*/
public void resolveBindings(IScope scope, Bindings bindings) {
Bindings old = bindings == null ? null : bindings.copy();
left.resolveBindings(scope, bindings);
right.resolveBindings(scope, old);
if (bindings != null) {
bindings.checkEquals(old, scope);
}
}
public void write(CompressingDataOutputStream s) throws IOException {
s.writeByte(Pointcut.OR);
left.write(s);
right.write(s);
writeLocation(s);
}
public static Pointcut read(VersionedDataInputStream s, ISourceContext context) throws IOException {
OrPointcut ret = new OrPointcut(Pointcut.read(s, context), Pointcut.read(s, context));
ret.readLocation(context, s);
return ret;
}
protected Test findResidueInternal(Shadow shadow, ExposedState state) {
return Test.makeOr(left.findResidue(shadow, state), right.findResidue(shadow, state));
}
public Pointcut concretize1(ResolvedType inAspect, ResolvedType declaringType, IntMap bindings) {
Pointcut ret = new OrPointcut(left.concretize(inAspect, declaringType, bindings), right.concretize(inAspect, declaringType,
bindings));
ret.copyLocationFrom(this);
return ret;
}
@Override
public Pointcut parameterizeWith(Map<String,UnresolvedType> typeVariableMap, World w) {
Pointcut ret = new OrPointcut(left.parameterizeWith(typeVariableMap, w), right.parameterizeWith(typeVariableMap, w));
ret.copyLocationFrom(this);
return ret;
}
public Pointcut getLeft() {
return left;
}
public Pointcut getRight() {
return right;
}
public Object accept(PatternNodeVisitor visitor, Object data) {
return visitor.visit(this, data);
}
public Object traverse(PatternNodeVisitor visitor, Object data) {
Object ret = accept(visitor, data);
if (this.left != null)
this.left.traverse(visitor, ret);
if (this.right != null)
this.right.traverse(visitor, ret);
return ret;
}
}
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