WALA/com.ibm.wala.core.tests/src/com/ibm/wala/examples/drivers/JavaViewerDriver.java

63 lines
2.5 KiB
Java

package com.ibm.wala.examples.drivers;
import java.io.File;
import java.io.IOException;
import java.util.Properties;
import com.ibm.wala.core.tests.callGraph.CallGraphTestUtil;
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.CallGraph;
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.callgraph.propagation.PointerAnalysis;
import com.ibm.wala.ipa.cha.ClassHierarchy;
import com.ibm.wala.ipa.cha.ClassHierarchyException;
import com.ibm.wala.util.config.AnalysisScopeReader;
import com.ibm.wala.util.io.CommandLine;
import com.ibm.wala.util.io.FileProvider;
import com.ibm.wala.viz.viewer.WalaViewer;
/**
* Allows viewing the ClassHeirarcy, CallGraph and Pointer Analysis built from a given classpath.
* @author yinnonh
*
*/
public class JavaViewerDriver {
public static void main(String[] args) throws ClassHierarchyException, IOException, CallGraphBuilderCancelException {
Properties p = CommandLine.parse(args);
validateCommandLine(p);
run(p.getProperty("appClassPath"), p.getProperty("exclusionFile", CallGraphTestUtil.REGRESSION_EXCLUSIONS));
}
public static void validateCommandLine(Properties p) {
if (p.get("appClassPath") == null) {
throw new UnsupportedOperationException("expected command-line to include -appClassPath");
}
}
private static void run(String classPath, String exclusionFilePath) throws IOException, ClassHierarchyException, CallGraphBuilderCancelException{
File exclusionFile = (new FileProvider()).getFile(exclusionFilePath);
AnalysisScope scope = AnalysisScopeReader.makeJavaBinaryAnalysisScope(classPath, exclusionFile != null ? exclusionFile
: new File(CallGraphTestUtil.REGRESSION_EXCLUSIONS));
ClassHierarchy cha = ClassHierarchy.make(scope);
Iterable<Entrypoint> entrypoints = com.ibm.wala.ipa.callgraph.impl.Util.makeMainEntrypoints(scope, cha);
AnalysisOptions options = new AnalysisOptions(scope, entrypoints);
// //
// build the call graph
// //
com.ibm.wala.ipa.callgraph.CallGraphBuilder builder = Util.makeZeroCFABuilder(options, new AnalysisCache(), cha, scope);
CallGraph cg = builder.makeCallGraph(options, null);
PointerAnalysis pa = builder.getPointerAnalysis();
new WalaViewer(cg, pa);
}
}