58 lines
2.5 KiB
Java
58 lines
2.5 KiB
Java
/*******************************************************************************
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* Copyright (c) 2008 IBM Corporation.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package com.ibm.wala.analysis.reflection;
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import com.ibm.wala.classLoader.CallSiteReference;
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import com.ibm.wala.classLoader.IMethod;
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import com.ibm.wala.ipa.callgraph.AnalysisOptions;
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import com.ibm.wala.ipa.callgraph.CGNode;
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import com.ibm.wala.ipa.callgraph.Context;
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import com.ibm.wala.ipa.callgraph.ContextSelector;
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import com.ibm.wala.ipa.callgraph.impl.DelegatingContextSelector;
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import com.ibm.wala.ipa.callgraph.propagation.InstanceKey;
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import com.ibm.wala.util.intset.EmptyIntSet;
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import com.ibm.wala.util.intset.IntSet;
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/**
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* A {@link ContextSelector} to handle default reflection logic.
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*/
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public class ReflectionContextSelector {
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public static ContextSelector createReflectionContextSelector(AnalysisOptions options) {
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if (options == null) {
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throw new IllegalArgumentException("null options");
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}
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// start with a dummy
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ContextSelector result = new ContextSelector() {
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public Context getCalleeTarget(CGNode caller, CallSiteReference site, IMethod callee, InstanceKey[] receiver) {
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return null;
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}
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public IntSet getRelevantParameters(CGNode caller, CallSiteReference site) {
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return EmptyIntSet.instance;
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}
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};
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if (options.getReflectionOptions().getNumFlowToCastIterations() > 0) {
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result = new DelegatingContextSelector(new FactoryContextSelector(), result);
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}
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if (!options.getReflectionOptions().isIgnoreStringConstants()) {
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result = new DelegatingContextSelector(new DelegatingContextSelector(new DelegatingContextSelector(
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new ClassFactoryContextSelector(), new GetClassContextSelector()), new ClassNewInstanceContextSelector()), result);
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}
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if (!options.getReflectionOptions().isIgnoreMethodInvoke()) {
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result = new DelegatingContextSelector(new ReflectiveInvocationSelector(), new DelegatingContextSelector(
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new JavaLangClassContextSelector(), result));
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}
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return result;
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}
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}
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