Examples of org.apache.hadoop.hive.ql.exec.ExecDriver$TaskInfo

org.apache.hadoop.hive.ql.exec.ExecDriver
This class contains the state of the running task Going forward, we will return this handle from execute and Driver can split execute into start, monitorProgess and postProcess.

      System.out.println("VMotioned!");
    }
    else
    {
      System.out.println("VMotion failed!");
      TaskInfo info = task.getTaskInfo();
      System.out.println(info.getError().getFault());
    }
    si.getServerConnection().logout();
  }

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    {         
      return SUCCESS;
    }
    else 
    {
      TaskInfo tinfo = (TaskInfo) getCurrentProperty(PROPNAME_INFO);         
      LocalizedMethodFault fault = tinfo.getError();
      String error = "Error Occured";
      if(fault!=null) 
      {
        MethodFault mf = fault.getFault();
        throw mf;

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            // wait if there are already VM snapshot task running
            ManagedObjectReference taskmgr = context.getServiceContent().getTaskManager();
            List<ManagedObjectReference> tasks = (ArrayList<ManagedObjectReference>)context.getVimClient().getDynamicProperty(taskmgr, "recentTask");


            for (ManagedObjectReference taskMor : tasks) {
                TaskInfo info = (TaskInfo)(context.getVimClient().getDynamicProperty(taskMor, "info"));


                if (info.getEntityName().equals(cmd.getVmName()) && info.getName().equalsIgnoreCase("CreateSnapshot_Task")) {
                    s_logger.debug("There is already a VM snapshot task running, wait for it");
                    context.getVimClient().waitForTask(taskMor);
                }
            }

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            // wait if there are already VM revert task running
            ManagedObjectReference taskmgr = context.getServiceContent().getTaskManager();
            List<ManagedObjectReference> tasks = (ArrayList<ManagedObjectReference>)context.getVimClient().getDynamicProperty(taskmgr, "recentTask");


            for (ManagedObjectReference taskMor : tasks) {
                TaskInfo info = (TaskInfo)(context.getVimClient().getDynamicProperty(taskMor, "info"))
;
                if (info.getEntityName().equals(cmd.getVmName()) && info.getName().equalsIgnoreCase("RevertToSnapshot_Task")) {
                    s_logger.debug("There is already a VM snapshot task running, wait for it");
                    context.getVimClient().waitForTask(taskMor);
                }
            }

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      stage.setStageType(task.getType());
      query.addToStageList(stage);
      
      if (task instanceof ExecDriver) {
        // populate map task
        ExecDriver mrTask = (ExecDriver)task;
        org.apache.hadoop.hive.ql.plan.api.Task mapTask = new org.apache.hadoop.hive.ql.plan.api.Task();
        mapTask.setTaskId(stage.getStageId() + "_MAP");
        mapTask.setTaskType(TaskType.MAP);
        stage.addToTaskList(mapTask);
        populateOperatorGraph(mapTask, mrTask.getWork().getAliasToWork().values());
        
        // populate reduce task
        if (mrTask.hasReduce()) {
          org.apache.hadoop.hive.ql.plan.api.Task reduceTask = new org.apache.hadoop.hive.ql.plan.api.Task();
          reduceTask.setTaskId(stage.getStageId() + "_REDUCE");
          reduceTask.setTaskType(TaskType.REDUCE);
          stage.addToTaskList(reduceTask);
          Collection<Operator<? extends Serializable>> reducerTopOps = new ArrayList<Operator<? extends Serializable>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          populateOperatorGraph(reduceTask, reducerTopOps);
        }
      }
      else {
        org.apache.hadoop.hive.ql.plan.api.Task otherTask = new org.apache.hadoop.hive.ql.plan.api.Task();

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      }
      if (task.done()) {
        done.add(task.getId());
      }
      if (task instanceof ExecDriver) {
        ExecDriver mrTask = (ExecDriver)task;
        extractOperatorCounters(mrTask.getWork().getAliasToWork().values(), task.getId() + "_MAP");
        if (mrTask.mapStarted()) {
          started.add(task.getId() + "_MAP");
        }
        if (mrTask.mapDone()) {
          done.add(task.getId() + "_MAP");
        }
        if (mrTask.hasReduce()) {
          Collection<Operator<? extends Serializable>> reducerTopOps = new ArrayList<Operator<? extends Serializable>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          extractOperatorCounters(reducerTopOps, task.getId() + "_REDUCE");
          if (mrTask.reduceStarted()) {
            started.add(task.getId() + "_REDUCE");
          }
          if (mrTask.reduceDone()) {
            done.add(task.getId() + "_REDUCE");
          }
        }
      }
      else if (task instanceof ConditionalTask) {

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      stage.setStageType(task.getType());
      query.addToStageList(stage);


      if (task instanceof ExecDriver) {
        // populate map task
        ExecDriver mrTask = (ExecDriver) task;
        org.apache.hadoop.hive.ql.plan.api.Task mapTask =
          new org.apache.hadoop.hive.ql.plan.api.Task();
        mapTask.setTaskId(stage.getStageId() + "_MAP");
        mapTask.setTaskType(TaskType.MAP);
        stage.addToTaskList(mapTask);
        populateOperatorGraph(mapTask, mrTask.getWork().getAliasToWork()
            .values());


        // populate reduce task
        if (mrTask.hasReduce()) {
          org.apache.hadoop.hive.ql.plan.api.Task reduceTask =
            new org.apache.hadoop.hive.ql.plan.api.Task();
          reduceTask.setTaskId(stage.getStageId() + "_REDUCE");
          reduceTask.setTaskType(TaskType.REDUCE);
          stage.addToTaskList(reduceTask);
          Collection<Operator<? extends OperatorDesc>> reducerTopOps =
            new ArrayList<Operator<? extends OperatorDesc>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          populateOperatorGraph(reduceTask, reducerTopOps);
        }
      } else {
        org.apache.hadoop.hive.ql.plan.api.Task otherTask =
          new org.apache.hadoop.hive.ql.plan.api.Task();

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      }
      if (task.done()) {
        done.add(task.getId());
      }
      if (task instanceof ExecDriver) {
        ExecDriver mrTask = (ExecDriver) task;
        extractOperatorCounters(mrTask.getWork().getAliasToWork().values(),
            task.getId() + "_MAP");
        if (mrTask.mapStarted()) {
          started.add(task.getId() + "_MAP");
        }
        if (mrTask.mapDone()) {
          done.add(task.getId() + "_MAP");
        }
        if (mrTask.hasReduce()) {
          Collection<Operator<? extends OperatorDesc>> reducerTopOps =
            new ArrayList<Operator<? extends OperatorDesc>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          extractOperatorCounters(reducerTopOps, task.getId() + "_REDUCE");
          if (mrTask.reduceStarted()) {
            started.add(task.getId() + "_REDUCE");
          }
          if (mrTask.reduceDone()) {
            done.add(task.getId() + "_REDUCE");
          }
        }
      } else if (task instanceof ConditionalTask) {
        ConditionalTask cTask = (ConditionalTask) task;

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      }
      if (task.done()) {
        done.add(task.getId());
      }
      if (task instanceof ExecDriver) {
        ExecDriver mrTask = (ExecDriver) task;
        extractOperatorCounters(mrTask.getWork().getAliasToWork().values(),
            task.getId() + "_MAP");
        if (mrTask.mapStarted()) {
          started.add(task.getId() + "_MAP");
        }
        if (mrTask.mapDone()) {
          done.add(task.getId() + "_MAP");
        }
        if (mrTask.hasReduce()) {
          Collection<Operator<? extends Serializable>> reducerTopOps =
            new ArrayList<Operator<? extends Serializable>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          extractOperatorCounters(reducerTopOps, task.getId() + "_REDUCE");
          if (mrTask.reduceStarted()) {
            started.add(task.getId() + "_REDUCE");
          }
          if (mrTask.reduceDone()) {
            done.add(task.getId() + "_REDUCE");
          }
        }
      } else if (task instanceof ConditionalTask) {
        ConditionalTask cTask = (ConditionalTask) task;

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      stage.setStageType(task.getType());
      query.addToStageList(stage);


      if (task instanceof ExecDriver) {
        // populate map task
        ExecDriver mrTask = (ExecDriver) task;
        org.apache.hadoop.hive.ql.plan.api.Task mapTask =
          new org.apache.hadoop.hive.ql.plan.api.Task();
        mapTask.setTaskId(stage.getStageId() + "_MAP");
        mapTask.setTaskType(TaskType.MAP);
        stage.addToTaskList(mapTask);
        populateOperatorGraph(mapTask, mrTask.getWork().getAliasToWork()
            .values());


        // populate reduce task
        if (mrTask.hasReduce()) {
          org.apache.hadoop.hive.ql.plan.api.Task reduceTask =
            new org.apache.hadoop.hive.ql.plan.api.Task();
          reduceTask.setTaskId(stage.getStageId() + "_REDUCE");
          reduceTask.setTaskType(TaskType.REDUCE);
          stage.addToTaskList(reduceTask);
          Collection<Operator<? extends Serializable>> reducerTopOps =
            new ArrayList<Operator<? extends Serializable>>();
          reducerTopOps.add(mrTask.getWork().getReducer());
          populateOperatorGraph(reduceTask, reducerTopOps);
        }
      } else {
        org.apache.hadoop.hive.ql.plan.api.Task otherTask =
          new org.apache.hadoop.hive.ql.plan.api.Task();

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