WALA/com.ibm.wala.core/src/com/ibm/wala/ipa/callgraph/propagation/rta/ContextInsensitiveRTAInterp...

90 lines
2.8 KiB
Java

/*******************************************************************************
* Copyright (c) 2002 - 2006 IBM Corporation.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.ipa.callgraph.propagation.rta;
import java.util.Iterator;
import com.ibm.wala.classLoader.CodeScanner;
import com.ibm.wala.classLoader.IClass;
import com.ibm.wala.classLoader.NewSiteReference;
import com.ibm.wala.ipa.callgraph.CGNode;
import com.ibm.wala.ipa.callgraph.IAnalysisCacheView;
import com.ibm.wala.ipa.callgraph.cha.ContextInsensitiveCHAContextInterpreter;
import com.ibm.wala.ipa.callgraph.propagation.SSAContextInterpreter;
import com.ibm.wala.shrikeCT.InvalidClassFileException;
import com.ibm.wala.types.FieldReference;
import com.ibm.wala.util.debug.Assertions;
/**
* Default implementation of MethodContextInterpreter for context-insensitive analysis
*/
public abstract class ContextInsensitiveRTAInterpreter extends ContextInsensitiveCHAContextInterpreter implements RTAContextInterpreter, SSAContextInterpreter {
private final IAnalysisCacheView analysisCache;
public ContextInsensitiveRTAInterpreter(IAnalysisCacheView cache) {
this.analysisCache = cache;
}
public IAnalysisCacheView getAnalysisCache() {
return analysisCache;
}
@Override
public Iterator<NewSiteReference> iterateNewSites(CGNode node) {
if (node == null) {
throw new IllegalArgumentException("node is null");
}
try {
return CodeScanner.getNewSites(node.getMethod()).iterator();
} catch (InvalidClassFileException e) {
e.printStackTrace();
Assertions.UNREACHABLE();
return null;
}
}
@Override
public Iterator<FieldReference> iterateFieldsRead(CGNode node) {
if (node == null) {
throw new IllegalArgumentException("node is null");
}
try {
return CodeScanner.getFieldsRead(node.getMethod()).iterator();
} catch (InvalidClassFileException e) {
e.printStackTrace();
Assertions.UNREACHABLE();
return null;
}
}
@Override
public Iterator<FieldReference> iterateFieldsWritten(CGNode node) {
if (node == null) {
throw new IllegalArgumentException("node is null");
}
try {
return CodeScanner.getFieldsWritten(node.getMethod()).iterator();
} catch (InvalidClassFileException e) {
e.printStackTrace();
Assertions.UNREACHABLE();
return null;
}
}
@Override
public boolean recordFactoryType(CGNode node, IClass klass) {
// not a factory type
return false;
}
}