Package org.apache.helix.model

Examples of org.apache.helix.model.Message

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    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);
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    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);
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    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);
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    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);

    AssertJUnit.assertTrue(exceptionMsg.getMsgState() == MessageState.UNPROCESSABLE);
    System.out.println("END TestCMTaskExecutor.testCreateHandlerException()");
  }
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    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++)
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      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);
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  void sendMessage(String msgId, String instanceName, String fromState,
      String toState, String partitionKey, int partitionId)
      throws InterruptedException, JsonGenerationException,
      JsonMappingException, IOException
  {
    Message message = new Message(MessageType.STATE_TRANSITION, msgId);
    message.setMsgId(msgId);
    message.setSrcName(srcName);
    message.setTgtName(instanceName);
    message.setMsgState(MessageState.NEW);
    message.setFromState(fromState);
    message.setToState(toState);
    // message.setPartitionId(partitionId);
    message.setPartitionName(partitionKey);

    String path = HelixUtil.getMessagePath(clusterName, instanceName) + "/"
        + message.getId();
    ObjectMapper mapper = new ObjectMapper();
    StringWriter sw = new StringWriter();
    mapper.writeValueUsingView(sw, message, Message.class);
    System.out.println(sw.toString());
    client.delete(path);

    Thread.sleep(10000);
    ZNRecord record = client.readData(HelixUtil.getLiveInstancePath(clusterName,
        instanceName));
    message.setTgtSessionId(record.getSimpleField(
        LiveInstanceProperty.SESSION_ID.toString()).toString());
    client.createPersistent(path, message);
  }
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    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);
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                                  String fromState,
                                  String toState,
                                  String resourceName,
                                  String tgtName)
  {
    Message msg = new Message(type.toString(), msgId);
    msg.setFromState(fromState);
    msg.setToState(toState);
    msg.getRecord().setSimpleField(Attributes.RESOURCE_NAME.toString(), resourceName);
    msg.setTgtName(tgtName);
    return msg;
  }
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          String type = getAttributeValue(inputLine, "type:");

          if (type.equals("create"))
          {
            ZNRecord record = getZNRecord(inputLine);
            Message msg = new Message(record);
            String sendSession = getAttributeValue(inputLine, "session:");
            if (sendSession.equals(leaderSession)
                && msg.getMsgType().equals("STATE_TRANSITION")
                && msg.getMsgState() == MessageState.NEW)
            {
              // sendMessageLines.add(inputLine);
              stats.msgSentCount++;

              if (msg.getFromState().equals("OFFLINE")
                  && msg.getToState().equals("SLAVE"))
              {
                stats.msgSentCount_O2S++;
              }
              else if (msg.getFromState().equals("SLAVE")
                  && msg.getToState().equals("MASTER"))
              {
                stats.msgSentCount_S2M++;
              }
              else if (msg.getFromState().equals("MASTER")
                  && msg.getToState().equals("SLAVE"))
              {
                stats.msgSentCount_M2S++;
              }
              // System.out.println("Message create:"+new
              // Timestamp(Long.parseLong(timestamp)));
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Related Classes of org.apache.helix.model.Message

  • org.apache.helix.api.accessor.ClusterAccessor
  • org.apache.helix.api.accessor.ParticipantAccessor
  • org.apache.helix.api.config.SchedulerTaskConfig
  • org.apache.helix.api.Resource
  • org.apache.helix.controller.stages.ContainerProvisioningStage
  • org.apache.helix.controller.stages.ExternalViewComputeStage
  • org.apache.helix.controller.stages.MessageGenerationPhase
  • org.apache.helix.controller.stages.MessageGenerationStage
  • org.apache.helix.controller.stages.TaskAssignmentStage
  • org.apache.helix.controller.stages.TestCurrentStateComputationStage
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