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The AspectJ weaver introduces advices to java classes
/* *******************************************************************
* Copyright (c) 2002, 2010 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:
* 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.ResolvedType;
import org.aspectj.weaver.UnresolvedType;
import org.aspectj.weaver.World;
public class NoTypePattern extends TypePattern {
public NoTypePattern() {
super(false, false, new TypePatternList());
}
/*
* (non-Javadoc)
*
* @see org.aspectj.weaver.patterns.TypePattern#couldEverMatchSameTypesAs(org.aspectj.weaver.patterns.TypePattern)
*/
@Override
protected boolean couldEverMatchSameTypesAs(TypePattern other) {
return false;
}
/**
* @see org.aspectj.weaver.patterns.TypePattern#matchesExactly(IType)
*/
@Override
protected boolean matchesExactly(ResolvedType type) {
return false;
}
@Override
protected boolean matchesExactly(ResolvedType type, ResolvedType annotatedType) {
return false;
}
/**
* @see org.aspectj.weaver.patterns.TypePattern#matchesInstanceof(IType)
*/
@Override
public FuzzyBoolean matchesInstanceof(ResolvedType type) {
return FuzzyBoolean.NO;
}
@Override
public void write(CompressingDataOutputStream s) throws IOException {
s.writeByte(NO_KEY);
}
/**
* @see org.aspectj.weaver.patterns.TypePattern#matches(IType, MatchKind)
*/
// public FuzzyBoolean matches(IType type, MatchKind kind) {
// return FuzzyBoolean.YES;
// }
/**
* @see org.aspectj.weaver.patterns.TypePattern#matchesSubtypes(IType)
*/
@Override
protected boolean matchesSubtypes(ResolvedType type) {
return false;
}
@Override
public boolean isStar() {
return false;
}
@Override
public String toString() {
return "";
}// FIXME AV - bad! toString() cannot be parsed back (not idempotent)
/*
* (non-Javadoc)
*
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
return (obj instanceof NoTypePattern);
}
/*
* (non-Javadoc)
*
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
return 17 * 37 * 37;
}
@Override
public Object accept(PatternNodeVisitor visitor, Object data) {
return visitor.visit(this, data);
}
@Override
public TypePattern parameterizeWith(Map arg0, World w) {
return this;
}
}