JavaAnalysisToolsDemo/src/demo/wala/ClassHierarchyPerformance.java

   1 package demo.wala;\r
   2 \r
   3 import java.util.Iterator;\r
   4 \r
   5 import com.ibm.wala.classLoader.IMethod;\r
   6 import com.ibm.wala.ipa.callgraph.AnalysisCache;\r
   7 import com.ibm.wala.ipa.callgraph.AnalysisOptions;\r
   8 import com.ibm.wala.ipa.callgraph.AnalysisScope;\r
   9 import com.ibm.wala.ipa.callgraph.CGNode;\r
  10 import com.ibm.wala.ipa.callgraph.CallGraph;\r
  11 import com.ibm.wala.ipa.callgraph.CallGraphBuilder;\r
  12 import com.ibm.wala.ipa.callgraph.Entrypoint;\r
  13 import com.ibm.wala.ipa.callgraph.impl.Util;\r
  14 import com.ibm.wala.ipa.cha.ClassHierarchy;\r
  15 import com.ibm.wala.util.config.AnalysisScopeReader;\r
  16 import com.ibm.wala.util.io.FileProvider;\r
  17 \r
  18 import demo.util.DemoUtil;\r
  19 import demo.util.MemoryInfo;\r
  20 \r
  21 public class ClassHierarchyPerformance {\r
  22 \r
  23         public static void main(String[] args) throws Exception {\r
  24                 long start = System.currentTimeMillis();\r
  25 \r
  26                 AnalysisScope scope = AnalysisScopeReader.makeJavaBinaryAnalysisScope(args[0], (new FileProvider()).getFile(DemoUtil.REGRESSION_EXCLUSIONS));\r
  27                 ClassHierarchy cha = ClassHierarchy.make(scope);\r
  28                 Iterable<Entrypoint> entrypoints = Util.makeMainEntrypoints(scope, cha);\r
  29                 AnalysisOptions options = new AnalysisOptions(scope, entrypoints);\r
  30                 CallGraphBuilder builder = Util.makeZeroCFABuilder(options, new AnalysisCache(), cha, scope);\r
  31                 CallGraph cg = builder.makeCallGraph(options, null);\r
  32                 for (CGNode caller: cg) {\r
  33                         for (Iterator<CGNode> callees = cg.getSuccNodes(caller); callees.hasNext();) {\r
  34                                 CGNode callee = callees.next();\r
  35                                 IMethod callerMethod = caller.getMethod();\r
  36                                 IMethod calleeMethod = callee.getMethod();\r
  37 //                              System.out.println(callerMethod.toString() + " -> " + calleeMethod.toString());\r
  38                         }\r
  39                 }\r
  40                 \r
  41                 long end = System.currentTimeMillis();\r
  42 \r
  43                 System.err.println((end - start) + " [ms]");\r
  44                 System.err.println(MemoryInfo.getMemoryInfo());\r
  45         }\r
  46 \r
  47 }\r