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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.UnresolvedType;
- import org.aspectj.weaver.VersionedDataInputStream;
- import org.aspectj.weaver.World;
- import org.aspectj.weaver.ast.Test;
-
- public class NotPointcut extends Pointcut {
- private Pointcut body;
-
- public NotPointcut(Pointcut negated) {
- super();
- this.body = negated;
- this.pointcutKind = NOT;
- setLocation(negated.getSourceContext(), negated.getStart(), negated.getEnd()); // should that be at least start-1?
- }
-
- public NotPointcut(Pointcut pointcut, int startPos) {
- this(pointcut);
- setLocation(pointcut.getSourceContext(), startPos, pointcut.getEnd());
- }
-
- @Override
- public int couldMatchKinds() {
- return Shadow.ALL_SHADOW_KINDS_BITS;
- }
-
- public Pointcut getNegatedPointcut() {
- return body;
- }
-
- @Override
- public FuzzyBoolean fastMatch(FastMatchInfo type) {
- return body.fastMatch(type).not();
- }
-
- @Override
- protected FuzzyBoolean matchInternal(Shadow shadow) {
- return body.match(shadow).not();
- }
-
- @Override
- public String toString() {
- return "!" + body.toString();
-
- }
-
- @Override
- public boolean equals(Object other) {
- if (!(other instanceof NotPointcut)) {
- return false;
- }
- NotPointcut o = (NotPointcut) other;
- return o.body.equals(body);
- }
-
- @Override
- public int hashCode() {
- return 37 * 23 + body.hashCode();
- }
-
- @Override
- public void resolveBindings(IScope scope, Bindings bindings) {
- // Bindings old = bindings.copy();
-
- // Bindings newBindings = new Bindings(bindings.size());
-
- body.resolveBindings(scope, null);
-
- // newBindings.checkEmpty(scope, "negation does not allow binding");
- // bindings.checkEquals(old, scope);
-
- }
-
- @Override
- public void write(CompressingDataOutputStream s) throws IOException {
- s.writeByte(Pointcut.NOT);
- body.write(s);
- writeLocation(s);
- }
-
- public static Pointcut read(VersionedDataInputStream s, ISourceContext context) throws IOException {
- NotPointcut ret = new NotPointcut(Pointcut.read(s, context));
- ret.readLocation(context, s);
- return ret;
- }
-
- @Override
- protected Test findResidueInternal(Shadow shadow, ExposedState state) {
- return Test.makeNot(body.findResidue(shadow, state));
- }
-
- @Override
- public Pointcut concretize1(ResolvedType inAspect, ResolvedType declaringType, IntMap bindings) {
- Pointcut ret = new NotPointcut(body.concretize(inAspect, declaringType, bindings));
- ret.copyLocationFrom(this);
- return ret;
- }
-
- @Override
- public Pointcut parameterizeWith(Map<String,UnresolvedType> typeVariableMap, World w) {
- Pointcut ret = new NotPointcut(body.parameterizeWith(typeVariableMap, w));
- ret.copyLocationFrom(this);
- return ret;
- }
-
- @Override
- public Object accept(PatternNodeVisitor visitor, Object data) {
- return visitor.visit(this, data);
- }
-
- @Override
- public Object traverse(PatternNodeVisitor visitor, Object data) {
- Object ret = accept(visitor, data);
- this.body.traverse(visitor, ret);
- return ret;
- }
-
- }
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