コード例 #1
0
  public static void main(String[] args) throws Exception {
    if (args.length < 2) {
      System.out.println("Usage: <target URI> <no of requests> <concurrent connections>");
      System.exit(-1);
    }
    URI targetURI = new URI(args[0]);
    int n = Integer.parseInt(args[1]);
    int c = 1;
    if (args.length > 2) {
      c = Integer.parseInt(args[2]);
    }

    TestHttpClient3 test = new TestHttpClient3();
    test.init();
    try {
      long startTime = System.currentTimeMillis();
      Stats stats = test.get(targetURI, n, c);
      long finishTime = System.currentTimeMillis();

      Stats.printStats(targetURI, startTime, finishTime, stats);
    } finally {
      test.shutdown();
    }
  }
コード例 #2
0
ファイル: Main.java プロジェクト: suriya/publications
  public static void main(String[] args) {
    String newSnapFile, oldSnapFile, targetClass;
    boolean use_statics = false;

    if (args.length < 5) {
      System.out.println(
          "Usage: main old_snapshot_dir1 old_snapshot_dir2 new_snapshot_dir classname fieldname");
      System.exit(-1);
    }

    File old_dir1 = new File(args[0]);
    File old_dir2 = new File(args[1]);
    File new_dir = new File(args[2]);
    FieldPath synthField = new FieldPath(args[4]);
    if (args.length == 6)
      if (args[5].equals("-static")) {
        use_statics = true;
        System.out.println("Using static fields.");
      }
    System.out.println("synthField = " + synthField);
    targetClass = args[3];
    File[] old_snapshots1 = old_dir1.listFiles();
    File[] old_snapshots2 = old_dir2.listFiles();
    File[] new_snapshots = new_dir.listFiles();
    if (old_snapshots1.length != old_snapshots2.length
        || old_snapshots1.length != new_snapshots.length) {
      System.out.println("Directories contain unequal numbers of snapshot files.");
      System.exit(-1);
    }
    int num_snapshots = old_snapshots1.length;
    assert (num_snapshots == new_snapshots.length);

    System.out.println("Loading heap snapshots...");
    LinkedList<HeapSnapshot> oldSnaps1 = new LinkedList<HeapSnapshot>();
    LinkedList<HeapSnapshot> oldSnaps2 = new LinkedList<HeapSnapshot>();
    LinkedList<HeapSnapshot> newSnaps = new LinkedList<HeapSnapshot>();
    for (int i = 0; i < num_snapshots; i++) {
      System.out.println("Loading old snapshot 1...");
      HeapSnapshot snap = new HeapSnapshot(old_snapshots1[i]);
      oldSnaps1.add(snap);
      System.out.println("Loading old snapshot 2...");
      snap = new HeapSnapshot(old_snapshots2[i]);
      oldSnaps2.add(snap);
      System.out.println("Loading new snapshot...");
      snap = new HeapSnapshot(new_snapshots[i]);
      newSnaps.add(snap);
    }

    Stats stats = new Stats(oldSnaps1, oldSnaps2, newSnaps, targetClass);
    stats.printStats();

    /* TODO: resurrect this code at some point
    if(newSets.getFirst().getFields().contains(new FieldPath(synthField))) {
    	System.out.println("Field is present in examples.");
    }
    else {
    	System.out.println("Field is not present in examples.");
    	System.out.println("Field list:");
    	System.out.println(newSets.getFirst().getFields().toString());
    	System.exit(-1);
    }
    */

    long start = System.currentTimeMillis();
    Matcher matcher = new Matcher(oldSnaps1, oldSnaps2, newSnaps, use_statics);
    List<Example> exList = matcher.match(targetClass, true, synthField);
    long match_time = System.currentTimeMillis() - start;

    System.out.println("Synthesizing update for field: " + synthField);
    SynthSwitch part = null;
    System.out.println("Number of example pairs: " + exList.size());

    Example.examplesToHTML(exList, "examples.html");

    // Remove example pairs not containing the field.
    System.out.println("Removing examples not containing field " + synthField);
    Iterator<Example> iter = exList.iterator();
    while (iter.hasNext()) {
      Example ex = iter.next();
      if (ex.getOld() == null
          || ex.getNew() == null
          ||
          /* !ex.getOld().containsField(synthField) ||*/
          !ex.getNew().containsField(synthField)) iter.remove();
    }
    System.out.println("Number of example pairs: " + exList.size());

    start = System.currentTimeMillis();
    int exNum = 0;
    for (Example ex : exList) {
      System.out.println("Example " + exNum++ + "\n");
      if (part == null) part = SynthSwitch.getSynthFun(targetClass, synthField, ex);
      else part.expand(ex);
    }
    System.out.print("Number of partitions: ");
    if (part != null) {
      System.out.println(part.numPartitions());
      System.out.println("Synthesized function:");
      System.out.println("type = " + part.getClass());
      System.out.println(part);
    } else System.out.println("Synthesis failed.");
    long synth_time = System.currentTimeMillis() - start;
    System.out.println("Match time: " + ((double) match_time) / 1000);
    System.out.println("Synth time: " + ((double) synth_time) / 1000);
  }