Package org.apache.helix.messaging.handling

Examples of org.apache.helix.messaging.handling.HelixTaskExecutor

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  @Test ()
  public void testRetryCount() throws InterruptedException
  {
    String p = "test_";
    System.out.println(p.substring(p.lastIndexOf('_')+1));
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    CancellableHandlerFactory factory = new CancellableHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    NotificationContext changeContext = new NotificationContext(manager);

    List<Message> msgList = new ArrayList<Message>();
    int nMsgs2 = 4;
    // Test the case in which retry = 0
    for(int i = 0; i < nMsgs2; i++)
    {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msg.setExecutionTimeout((i+1) * 600);
      msgList.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);
   
    Thread.sleep(4000);

    AssertJUnit.assertTrue(factory._handlersCreated ==  nMsgs2);
    AssertJUnit.assertEquals(factory._timedOutMsgIds.size() , 2);
    //AssertJUnit.assertFalse(msgList.get(0).getRecord().getSimpleFields().containsKey("TimeOut"));
    for(int i = 0; i<nMsgs2 - 2; i++)
    {
      if(msgList.get(i).getMsgType().equalsIgnoreCase(factory.getMessageType()))
      {
        AssertJUnit.assertTrue(msgList.get(i).getRecord().getSimpleFields().containsKey("Cancelcount"));
        AssertJUnit.assertTrue(factory._timedOutMsgIds.containsKey(msgList.get(i).getId()));
      }
    }
    factory.reset();
    msgList.clear();
    // Test the case that the message are executed for the second time
    nMsgs2 = 4;
    for(int i = 0; i < nMsgs2; i++)
    {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msg.setExecutionTimeout((i+1) * 600);
      msg.setRetryCount(1);
      msgList.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);
    Thread.sleep(3500);
    AssertJUnit.assertEquals(factory._processedMsgIds.size(),3);
    AssertJUnit.assertTrue(msgList.get(0).getRecord().getSimpleField("Cancelcount").equals("2"));
    AssertJUnit.assertTrue(msgList.get(1).getRecord().getSimpleField("Cancelcount").equals("1"));
    AssertJUnit.assertEquals(factory._timedOutMsgIds.size(),2);
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    for (int i = 0; i < NODE_NR; i++)
    {
      instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
     
      DefaultMessagingService svc = (DefaultMessagingService)(_startCMResultMap.get(instanceName)._manager.getMessagingService());
      HelixTaskExecutor helixExecutor = svc.getExecutor();
      ThreadPoolExecutor executor = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get("TestMsg"));
     
      ThreadPoolExecutor executor2 = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get("TestMsg2"));
      if(i != 0)
      {
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    for (int i = 0; i < NODE_NR; i++)
    {
      instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
     
      DefaultMessagingService svc = (DefaultMessagingService)(_startCMResultMap.get(instanceName)._manager.getMessagingService());
      HelixTaskExecutor helixExecutor = svc.getExecutor();
      ThreadPoolExecutor executor = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get(MessageType.STATE_TRANSITION + "." + "NextDB"));
      Assert.assertEquals(12, executor.getMaximumPoolSize());
      taskcount += executor.getCompletedTaskCount();
      Assert.assertTrue(executor.getCompletedTaskCount() > 0);
    }
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      new ConcurrentHashMap<String, MessageHandlerFactory>();

  public DefaultMessagingService(HelixManager manager) {
    _manager = manager;
    _evaluator = new CriteriaEvaluator();
    _taskExecutor = new HelixTaskExecutor();
    _asyncCallbackService = new AsyncCallbackService();
    _taskExecutor.registerMessageHandlerFactory(MessageType.TASK_REPLY.toString(),
        _asyncCallbackService);
  }
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  }

  @Test()
  public void testNormalMsgExecution() throws InterruptedException {
    System.out.println("START TestCMTaskExecutor.testNormalMsgExecution()");
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    TestMessageHandlerFactory factory = new TestMessageHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    TestMessageHandlerFactory2 factory2 = new TestMessageHandlerFactory2();
    executor.registerMessageHandlerFactory(factory2.getMessageType(), factory2);

    NotificationContext changeContext = new NotificationContext(manager);
    List<Message> msgList = new ArrayList<Message>();

    int nMsgs1 = 5;
    for (int i = 0; i < nMsgs1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId(manager.getSessionId());
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msg.setCorrelationId(UUID.randomUUID().toString());
      msgList.add(msg);
    }

    int nMsgs2 = 6;
    for (int i = 0; i < nMsgs2; i++) {
      Message msg = new Message(factory2.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId(manager.getSessionId());
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msg.setCorrelationId(UUID.randomUUID().toString());
      msgList.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);

    Thread.sleep(1000);

    AssertJUnit.assertTrue(factory._processedMsgIds.size() == nMsgs1);
    AssertJUnit.assertTrue(factory2._processedMsgIds.size() == nMsgs2);
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    System.out.println("END TestCMTaskExecutor.testNormalMsgExecution()");
  }

  @Test()
  public void testUnknownTypeMsgExecution() throws InterruptedException {
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    TestMessageHandlerFactory factory = new TestMessageHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    TestMessageHandlerFactory2 factory2 = new TestMessageHandlerFactory2();

    NotificationContext changeContext = new NotificationContext(manager);
    List<Message> msgList = new ArrayList<Message>();

    int nMsgs1 = 5;
    for (int i = 0; i < nMsgs1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId(manager.getSessionId());
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }

    int nMsgs2 = 4;
    for (int i = 0; i < nMsgs2; i++) {
      Message msg = new Message(factory2.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId(manager.getSessionId());
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);

    Thread.sleep(1000);

    AssertJUnit.assertTrue(factory._processedMsgIds.size() == nMsgs1);
    AssertJUnit.assertTrue(factory2._processedMsgIds.size() == 0);
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    }
  }

  @Test()
  public void testMsgSessionId() throws InterruptedException {
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    TestMessageHandlerFactory factory = new TestMessageHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    TestMessageHandlerFactory2 factory2 = new TestMessageHandlerFactory2();
    executor.registerMessageHandlerFactory(factory2.getMessageType(), factory2);

    NotificationContext changeContext = new NotificationContext(manager);
    List<Message> msgList = new ArrayList<Message>();

    int nMsgs1 = 5;
    for (int i = 0; i < nMsgs1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msg.setTgtName("");
      msgList.add(msg);
    }

    int nMsgs2 = 4;
    for (int i = 0; i < nMsgs2; i++) {
      Message msg = new Message(factory2.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("some other session id");
      msg.setTgtName("");
      msgList.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);

    Thread.sleep(1000);

    AssertJUnit.assertTrue(factory._processedMsgIds.size() == nMsgs1);
    AssertJUnit.assertTrue(factory2._processedMsgIds.size() == 0);
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  }

  @Test()
  public void testCreateHandlerException() throws InterruptedException {
    System.out.println("START TestCMTaskExecutor.testCreateHandlerException()");
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    TestMessageHandlerFactory factory = new TestMessageHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    NotificationContext changeContext = new NotificationContext(manager);
    List<Message> msgList = new ArrayList<Message>();

    int nMsgs1 = 5;
    for (int i = 0; i < nMsgs1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId(manager.getSessionId());
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msg.setCorrelationId(UUID.randomUUID().toString());
      msgList.add(msg);
    }
    Message exceptionMsg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
    exceptionMsg.setTgtSessionId(manager.getSessionId());
    exceptionMsg.setMsgSubType("EXCEPTION");
    exceptionMsg.setTgtName("Localhost_1123");
    exceptionMsg.setSrcName("127.101.1.23_2234");
    exceptionMsg.setCorrelationId(UUID.randomUUID().toString());
    msgList.add(exceptionMsg);

    executor.onMessage("someInstance", msgList, changeContext);

    Thread.sleep(1000);

    AssertJUnit.assertTrue(factory._processedMsgIds.size() == nMsgs1);
    AssertJUnit.assertTrue(factory._handlersCreated == nMsgs1);
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    System.out.println("END TestCMTaskExecutor.testCreateHandlerException()");
  }

  @Test()
  public void testTaskCancellation() throws InterruptedException {
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    CancellableHandlerFactory factory = new CancellableHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    NotificationContext changeContext = new NotificationContext(manager);
    List<Message> msgList = new ArrayList<Message>();

    int nMsgs1 = 0;
    for (int i = 0; i < nMsgs1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }

    List<Message> msgListToCancel = new ArrayList<Message>();
    int nMsgs2 = 4;
    for (int i = 0; i < nMsgs2; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msgList.add(msg);
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgListToCancel.add(msg);
    }
    executor.onMessage("someInstance", msgList, changeContext);
    Thread.sleep(500);
    for (int i = 0; i < nMsgs2; i++) {
      // executor.cancelTask(msgListToCancel.get(i), changeContext);
      HelixTask task = new HelixTask(msgListToCancel.get(i), changeContext, null, null);
      executor.cancelTask(task);
    }
    Thread.sleep(1500);

    AssertJUnit.assertTrue(factory._processedMsgIds.size() == nMsgs1);
    AssertJUnit.assertTrue(factory._handlersCreated == nMsgs1 + nMsgs2);
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  }

  @Test()
  public void testShutdown() throws InterruptedException {
    System.out.println("START TestCMTaskExecutor.testShutdown()");
    HelixTaskExecutor executor = new HelixTaskExecutor();
    HelixManager manager = new MockClusterManager();

    TestMessageHandlerFactory factory = new TestMessageHandlerFactory();
    executor.registerMessageHandlerFactory(factory.getMessageType(), factory);

    TestMessageHandlerFactory2 factory2 = new TestMessageHandlerFactory2();
    executor.registerMessageHandlerFactory(factory2.getMessageType(), factory2);

    CancellableHandlerFactory factory3 = new CancellableHandlerFactory();
    executor.registerMessageHandlerFactory(factory3.getMessageType(), factory3);
    int nMsg1 = 10, nMsg2 = 10, nMsg3 = 10;
    List<Message> msgList = new ArrayList<Message>();

    for (int i = 0; i < nMsg1; i++) {
      Message msg = new Message(factory.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }

    for (int i = 0; i < nMsg2; i++) {
      Message msg = new Message(factory2.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msgList.add(msg);
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }

    for (int i = 0; i < nMsg3; i++) {
      Message msg = new Message(factory3.getMessageType(), UUID.randomUUID().toString());
      msg.setTgtSessionId("*");
      msgList.add(msg);
      msg.setTgtName("Localhost_1123");
      msg.setSrcName("127.101.1.23_2234");
      msgList.add(msg);
    }
    NotificationContext changeContext = new NotificationContext(manager);
    executor.onMessage("some", msgList, changeContext);
    Thread.sleep(500);
    for (ExecutorService svc : executor._executorMap.values()) {
      Assert.assertFalse(svc.isShutdown());
    }
    Assert.assertTrue(factory._processedMsgIds.size() > 0);
    executor.shutdown();
    for (ExecutorService svc : executor._executorMap.values()) {
      Assert.assertTrue(svc.isShutdown());
    }
    System.out.println("END TestCMTaskExecutor.testShutdown()");
  }
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Related Classes of org.apache.helix.messaging.handling.HelixTaskExecutor

  • org.apache.helix.api.id.ResourceId
  • org.apache.helix.api.id.SessionId
  • org.apache.helix.ConfigAccessor
  • org.apache.helix.ConfigScope
  • org.apache.helix.ConfigScopeBuilder
  • org.apache.helix.HelixDataAccessor
  • org.apache.helix.HelixManager
  • org.apache.helix.messaging.DefaultMessagingService
  • org.apache.helix.messaging.handling.TestConfigThreadpoolSize
  • org.apache.helix.messaging.handling.TestHelixTaskExecutor
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