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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.bridge.MessageUtil;
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.WeaverMessages;
import org.aspectj.weaver.World;
import org.aspectj.weaver.ast.Literal;
import org.aspectj.weaver.ast.Test;
public class WithincodePointcut extends Pointcut {
private SignaturePattern signature;
private static final int matchedShadowKinds;
static {
int flags = Shadow.ALL_SHADOW_KINDS_BITS;
for (int i = 0; i < Shadow.SHADOW_KINDS.length; i++) {
if (Shadow.SHADOW_KINDS[i].isEnclosingKind()) {
flags -= Shadow.SHADOW_KINDS[i].bit;
}
}
// these next two are needed for inlining of field initializers
flags |= Shadow.ConstructorExecution.bit;
flags |= Shadow.Initialization.bit;
matchedShadowKinds = flags;
}
public WithincodePointcut(SignaturePattern signature) {
this.signature = signature;
this.pointcutKind = WITHINCODE;
}
public SignaturePattern getSignature() {
return signature;
}
public int couldMatchKinds() {
return matchedShadowKinds;
}
public Pointcut parameterizeWith(Map typeVariableMap, World w) {
WithincodePointcut ret = new WithincodePointcut(signature.parameterizeWith(typeVariableMap, w));
ret.copyLocationFrom(this);
return ret;
}
public FuzzyBoolean fastMatch(FastMatchInfo type) {
return FuzzyBoolean.MAYBE;
}
protected FuzzyBoolean matchInternal(Shadow shadow) {
// This will not match code in local or anonymous classes as if
// they were withincode of the outer signature
return FuzzyBoolean.fromBoolean(signature.matches(shadow.getEnclosingCodeSignature(), shadow.getIWorld(), false));
}
public void write(CompressingDataOutputStream s) throws IOException {
s.writeByte(Pointcut.WITHINCODE);
signature.write(s);
writeLocation(s);
}
public static Pointcut read(VersionedDataInputStream s, ISourceContext context) throws IOException {
WithincodePointcut ret = new WithincodePointcut(SignaturePattern.read(s, context));
ret.readLocation(context, s);
return ret;
}
public void resolveBindings(IScope scope, Bindings bindings) {
signature = signature.resolveBindings(scope, bindings);
// look for inappropriate use of parameterized types and tell user...
HasThisTypePatternTriedToSneakInSomeGenericOrParameterizedTypePatternMatchingStuffAnywhereVisitor visitor = new HasThisTypePatternTriedToSneakInSomeGenericOrParameterizedTypePatternMatchingStuffAnywhereVisitor();
signature.getDeclaringType().traverse(visitor, null);
if (visitor.wellHasItThen/* ? */()) {
scope.message(MessageUtil.error(WeaverMessages
.format(WeaverMessages.WITHINCODE_DOESNT_SUPPORT_PARAMETERIZED_DECLARING_TYPES), getSourceLocation()));
}
visitor = new HasThisTypePatternTriedToSneakInSomeGenericOrParameterizedTypePatternMatchingStuffAnywhereVisitor();
signature.getThrowsPattern().traverse(visitor, null);
if (visitor.wellHasItThen/* ? */()) {
scope.message(MessageUtil.error(WeaverMessages.format(WeaverMessages.NO_GENERIC_THROWABLES), getSourceLocation()));
}
}
public void postRead(ResolvedType enclosingType) {
signature.postRead(enclosingType);
}
public boolean equals(Object other) {
if (!(other instanceof WithincodePointcut)) {
return false;
}
WithincodePointcut o = (WithincodePointcut) other;
return o.signature.equals(this.signature);
}
public int hashCode() {
int result = 43;
result = 37 * result + signature.hashCode();
return result;
}
public String toString() {
return "withincode(" + signature + ")";
}
protected Test findResidueInternal(Shadow shadow, ExposedState state) {
return match(shadow).alwaysTrue() ? Literal.TRUE : Literal.FALSE;
}
public Pointcut concretize1(ResolvedType inAspect, ResolvedType declaringType, IntMap bindings) {
Pointcut ret = new WithincodePointcut(signature);
ret.copyLocationFrom(this);
return ret;
}
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);
if (this.signature != null)
this.signature.traverse(visitor, ret);
return ret;
}
}
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