Package org.apache.giraph.zk

Examples of org.apache.giraph.zk.PredicateLock

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    /**
     * Make sure the the event is not signaled.
     */
    public void testWaitMsecsNoEvent() {
        BspEvent event = new PredicateLock();
        boolean gotPredicate = event.waitMsecs(50);
        assertTrue(gotPredicate == false);
    }
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    /**
     * Single threaded case
     */
    public void testEvent() {
        BspEvent event = new PredicateLock();
        event.signal();
        boolean gotPredicate = event.waitMsecs(-1);
        assertTrue(gotPredicate == true);
        event.reset();
        gotPredicate = event.waitMsecs(0);
        assertTrue(gotPredicate == false);
    }
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     * Make sure the the event is signaled correctly
     * @throws InterruptedException
     */
    public void testWaitMsecs() {
        System.out.println("testWaitMsecs:");
        BspEvent event = new PredicateLock();
        Thread signalThread = new SignalThread(event);
        signalThread.start();
        boolean gotPredicate = event.waitMsecs(2000);
        assertTrue(gotPredicate == true);
        try {
            signalThread.join();
        } catch (InterruptedException e) {
        }
        gotPredicate = event.waitMsecs(0);
        assertTrue(gotPredicate == true);
    }
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      String serverPortList,
      int sessionMsecTimeout,
      Mapper<?, ?, ?, ?>.Context context,
      GraphTaskManager<I, V, E, M> graphTaskManager) {
    super(serverPortList, sessionMsecTimeout, context, graphTaskManager);
    workerWroteCheckpoint = new PredicateLock(context);
    registerBspEvent(workerWroteCheckpoint);
    superstepStateChanged = new PredicateLock(context);
    registerBspEvent(superstepStateChanged);

    ImmutableClassesGiraphConfiguration<I, V, E, M> conf = getConfiguration();

    maxWorkers = conf.getMaxWorkers();
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      int sessionMsecTimeout,
      Mapper<?, ?, ?, ?>.Context context,
      GraphTaskManager<I, V, E, M> graphTaskManager) {
    this.vertexInputSplitsEvents = new InputSplitEvents(context);
    this.edgeInputSplitsEvents = new InputSplitEvents(context);
    this.connectedEvent = new PredicateLock(context);
    this.workerHealthRegistrationChanged = new PredicateLock(context);
    this.addressesAndPartitionsReadyChanged = new PredicateLock(context);
    this.applicationAttemptChanged = new PredicateLock(context);
    this.superstepFinished = new PredicateLock(context);
    this.masterElectionChildrenChanged = new PredicateLock(context);
    this.cleanedUpChildrenChanged = new PredicateLock(context);

    registerBspEvent(connectedEvent);
    registerBspEvent(workerHealthRegistrationChanged);
    registerBspEvent(vertexInputSplitsEvents.getAllReadyChanged());
    registerBspEvent(vertexInputSplitsEvents.getStateChanged());
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    Mapper<?, ?, ?, ?>.Context context,
    GraphTaskManager<I, V, E, M> graphTaskManager)
    throws IOException, InterruptedException {
    super(serverPortList, sessionMsecTimeout, context, graphTaskManager);
    ImmutableClassesGiraphConfiguration<I, V, E, M> conf = getConfiguration();
    partitionExchangeChildrenChanged = new PredicateLock(context);
    registerBspEvent(partitionExchangeChildrenChanged);
    workerGraphPartitioner =
        getGraphPartitionerFactory().createWorkerGraphPartitioner();
    workerInfo = new WorkerInfo();
    workerServer = new NettyWorkerServer<I, V, E, M>(conf, this, context);
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  @Test
  public void testWaitMsecsNoEvent() {
    Time mockTime = mock(Time.class);
    when(mockTime.getMilliseconds()).
        thenReturn(0L).thenReturn(2L);
    BspEvent event = new PredicateLock(getStubProgressable(), 1, mockTime);
    boolean gotPredicate = event.waitMsecs(1);
    assertFalse(gotPredicate);
    assertEquals(0, progressCalled.get());
    when(mockTime.getMilliseconds()).
        thenReturn(0L).thenReturn(0L).thenReturn(2L);
    gotPredicate = event.waitMsecs(1);
    assertFalse(gotPredicate);
    assertEquals(1, progressCalled.get());
  }
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  @Test
  public void testEvent() {
    Time mockTime = mock(Time.class);
    when(mockTime.getMilliseconds()).
        thenReturn(0L).thenReturn(2L);
    BspEvent event = new PredicateLock(getStubProgressable(), 1, mockTime);
    event.signal();
    boolean gotPredicate = event.waitMsecs(2);
    assertTrue(gotPredicate);
    event.reset();
    when(mockTime.getMilliseconds()).
        thenReturn(0L).thenReturn(2L);
    gotPredicate = event.waitMsecs(0);
    assertFalse(gotPredicate);
  }
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  /**
   * Thread signaled test for {@link PredicateLock#waitForever()}
   */
  @Test
  public void testWaitForever() {
    BspEvent event = new PredicateLock(getStubProgressable());
    Thread signalThread = new SignalThread(event);
    signalThread.start();
    event.waitForever();
    try {
      signalThread.join();
    } catch (InterruptedException e) {
    }
    assertTrue(event.waitMsecs(0));
  }
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   *
   * @throws InterruptedException
   */
  @Test
  public void testWaitMsecs() {
    BspEvent event = new PredicateLock(getStubProgressable());
    Thread signalThread = new SignalThread(event);
    signalThread.start();
    boolean gotPredicate = event.waitMsecs(2000);
    assertTrue(gotPredicate);
    try {
      signalThread.join();
    } catch (InterruptedException e) {
    }
    gotPredicate = event.waitMsecs(0);
    assertTrue(gotPredicate);
  }
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Related Classes of org.apache.giraph.zk.PredicateLock

  • org.apache.giraph.bsp.BspService
  • org.apache.giraph.graph.InputSplitEvents
  • org.apache.giraph.master.BspServiceMaster
  • org.apache.giraph.TestPredicateLock
  • org.apache.giraph.worker.BspServiceWorker
  • org.apache.giraph.zk.TestPredicateLock
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