/*******************************************************************************
* Copyright (c) 2008 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.examples.drivers;
import java.io.IOException;
import java.util.Properties;
import com.ibm.wala.core.tests.callGraph.CallGraphTestUtil;
import com.ibm.wala.core.tests.util.TestConstants;
import com.ibm.wala.dataflow.IFDS.TabulationResult;
import com.ibm.wala.examples.analysis.dataflow.ContextSensitiveReachingDefs;
import com.ibm.wala.ide.ui.IFDSExplorer;
import com.ibm.wala.ipa.callgraph.AnalysisCache;
import com.ibm.wala.ipa.callgraph.AnalysisOptions;
import com.ibm.wala.ipa.callgraph.AnalysisScope;
import com.ibm.wala.ipa.callgraph.CGNode;
import com.ibm.wala.ipa.callgraph.CallGraph;
import com.ibm.wala.ipa.callgraph.CallGraphBuilder;
import com.ibm.wala.ipa.callgraph.CallGraphBuilderCancelException;
import com.ibm.wala.ipa.callgraph.Entrypoint;
import com.ibm.wala.ipa.callgraph.impl.Util;
import com.ibm.wala.ipa.cfg.BasicBlockInContext;
import com.ibm.wala.ipa.cha.ClassHierarchy;
import com.ibm.wala.ipa.cha.IClassHierarchy;
import com.ibm.wala.ssa.analysis.IExplodedBasicBlock;
import com.ibm.wala.util.WalaException;
import com.ibm.wala.util.collections.Pair;
import com.ibm.wala.util.config.AnalysisScopeReader;
import com.ibm.wala.util.io.CommandLine;
/**
* An example of using {@link IFDSExplorer}. We visualize the result of running {@link ContextSensitiveReachingDefs} on a simple
* test example.
*/
public class IFDSExplorerExample {
/**
* Usage: IFDSExplorerExample -dotExe <path_to_dot_exe> -viewerExe <path_to_viewer_exe>
*
* @param args
* @throws IOException
* @throws CallGraphBuilderCancelException
* @throws IllegalArgumentException
* @throws WalaException
*/
public static void main(String[] args) throws IOException, IllegalArgumentException, CallGraphBuilderCancelException,
WalaException {
Properties p = CommandLine.parse(args);
AnalysisScope scope = AnalysisScopeReader.readJavaScope(TestConstants.WALA_TESTDATA, null, IFDSExplorer.class.getClassLoader());
IClassHierarchy cha = ClassHierarchy.make(scope);
Iterable<Entrypoint> entrypoints = com.ibm.wala.ipa.callgraph.impl.Util.makeMainEntrypoints(scope, cha,
"Ldataflow/StaticDataflow");
AnalysisOptions options = CallGraphTestUtil.makeAnalysisOptions(scope, entrypoints);
CallGraphBuilder builder = Util.makeZeroOneCFABuilder(options, new AnalysisCache(), cha, scope);
CallGraph cg = builder.makeCallGraph(options, null);
AnalysisCache cache = new AnalysisCache();
ContextSensitiveReachingDefs reachingDefs = new ContextSensitiveReachingDefs(cg, cache);
TabulationResult<BasicBlockInContext<IExplodedBasicBlock>, CGNode, Pair<CGNode, Integer>> result = reachingDefs.analyze();
IFDSExplorer.setDotExe(p.getProperty("dotExe"));
IFDSExplorer.setGvExe(p.getProperty("viewerExe"));
IFDSExplorer.viewIFDS(result);
}
}