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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 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.DataOutputStream;
import java.io.IOException;
import java.util.Map;
import org.aspectj.bridge.MessageUtil;
import org.aspectj.util.FuzzyBoolean;
import org.aspectj.weaver.ISourceContext;
import org.aspectj.weaver.ResolvedType;
import org.aspectj.weaver.Shadow;
import org.aspectj.weaver.VersionedDataInputStream;
import org.aspectj.weaver.WeaverMessages;
import org.aspectj.weaver.ast.Test;
public class PerFromSuper extends PerClause {
private PerClause.Kind kind;
public PerFromSuper(PerClause.Kind kind) {
this.kind = kind;
}
public Object accept(PatternNodeVisitor visitor, Object data) {
return visitor.visit(this,data);
}
public int couldMatchKinds() {
return Shadow.ALL_SHADOW_KINDS_BITS;
}
public FuzzyBoolean fastMatch(FastMatchInfo type) {
throw new RuntimeException("unimplemented");
}
protected FuzzyBoolean matchInternal(Shadow shadow) {
throw new RuntimeException("unimplemented");
}
public void resolveBindings(IScope scope, Bindings bindings) {
// this method intentionally left blank
}
protected Test findResidueInternal(Shadow shadow, ExposedState state) {
throw new RuntimeException("unimplemented");
}
public PerClause concretize(ResolvedType inAspect) {
PerClause p = lookupConcretePerClause(inAspect.getSuperclass());
if (p == null) {
inAspect.getWorld().getMessageHandler().handleMessage(
MessageUtil.error(WeaverMessages.format(WeaverMessages.MISSING_PER_CLAUSE,inAspect.getSuperclass()), getSourceLocation())
);
return new PerSingleton().concretize(inAspect);// AV: fallback on something else NPE in AJDT
} else {
if (p.getKind() != kind) {
inAspect.getWorld().getMessageHandler().handleMessage(
MessageUtil.error(WeaverMessages.format(WeaverMessages.WRONG_PER_CLAUSE,kind,p.getKind()),
getSourceLocation())
);
}
return p.concretize(inAspect);
}
}
public Pointcut parameterizeWith(Map typeVariableMap) {
return this;
}
public PerClause lookupConcretePerClause(ResolvedType lookupType) {
PerClause ret = lookupType.getPerClause();
if (ret == null) return null;
if (ret instanceof PerFromSuper) {
return lookupConcretePerClause(lookupType.getSuperclass());
}
return ret;
}
public void write(DataOutputStream s) throws IOException {
FROMSUPER.write(s);
kind.write(s);
writeLocation(s);
}
public static PerClause readPerClause(VersionedDataInputStream s, ISourceContext context) throws IOException {
PerFromSuper ret = new PerFromSuper(Kind.read(s));
ret.readLocation(context, s);
return ret;
}
public String toString() {
return "perFromSuper(" + kind + ", " + inAspect + ")";
}
public String toDeclarationString() {
return "";
}
public PerClause.Kind getKind() {
return kind;
}
public boolean equals(Object other) {
if (!(other instanceof PerFromSuper)) return false;
PerFromSuper pc = (PerFromSuper)other;
return pc.kind.equals(kind)
&& ((pc.inAspect == null) ? (inAspect == null) : pc.inAspect.equals(inAspect));
}
public int hashCode() {
int result = 17;
result = 37*result + kind.hashCode();
result = 37*result + ((inAspect == null) ? 0 : inAspect.hashCode());
return result;
}
}
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