Package org.apache.hadoop.hive.ql.lib.TaskGraphWalker

Examples of org.apache.hadoop.hive.ql.lib.TaskGraphWalker.TaskGraphWalkerContext

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        throws SemanticException {
      if (nodeOutputs == null || nodeOutputs.length == 0) {
        throw new SemanticException("No Dispatch Context");
      }

      TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

      Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
      // not map reduce task or not conditional task, just skip
      if (currTask.isMapRedTask()) {
        if (currTask instanceof ConditionalTask) {
          // get the list of task
          List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
          for (Task<? extends Serializable> tsk : taskList) {
            if (tsk.isMapRedTask()) {
              ConditionalTask cndTask = this.processCurrentTask((MapRedTask) tsk,
                  ((ConditionalTask) currTask));
              walkerCtx.addToDispatchList(cndTask);
            }
          }
        } else {
          ConditionalTask cndTask = this.processCurrentTask((MapRedTask) currTask, null);
          walkerCtx.addToDispatchList(cndTask);
        }
      }
      return null;
    }
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        throws SemanticException {
      if (nodeOutputs == null || nodeOutputs.length == 0) {
        throw new SemanticException("No Dispatch Context");
      }

      TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

      Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
      // not map reduce task or not conditional task, just skip
      if (currTask.isMapRedTask()) {
        if (currTask instanceof ConditionalTask) {
          // get the list of task
          List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
          for (Task<? extends Serializable> tsk : taskList) {
            if (tsk.isMapRedTask()) {
              ConditionalTask cndTask = this.processCurrentTask((MapRedTask) tsk,
                  ((ConditionalTask) currTask), physicalContext.getContext());
              walkerCtx.addToDispatchList(cndTask);
            }
          }
        } else {
          ConditionalTask cndTask = this.processCurrentTask((MapRedTask) currTask, null, physicalContext.getContext());
          walkerCtx.addToDispatchList(cndTask);
        }
      }
      return null;
    }
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        throws SemanticException {
      if (nodeOutputs == null || nodeOutputs.length == 0) {
        throw new SemanticException("No Dispatch Context");
      }

      TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

      Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
      // not map reduce task or not conditional task, just skip
      if (currTask.isMapRedTask()) {
        if (currTask instanceof ConditionalTask) {
          // get the list of task
          List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
          for (Task<? extends Serializable> tsk : taskList) {
            if (tsk.isMapRedTask()) {
              ConditionalTask cndTask = this.processCurrentTask((MapRedTask) tsk,
                  ((ConditionalTask) currTask), physicalContext.getContext());
              walkerCtx.addToDispatchList(cndTask);
            }
          }
        } else {
          ConditionalTask cndTask = this.processCurrentTask((MapRedTask) currTask, null, physicalContext.getContext());
          walkerCtx.addToDispatchList(cndTask);
        }
      }
      return null;
    }
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      throws SemanticException {
    if (nodeOutputs == null || nodeOutputs.length == 0) {
      throw new SemanticException("No Dispatch Context");
    }

    TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

    Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
    // not map reduce task or not conditional task, just skip
    if (currTask.isMapRedTask()) {
      if (currTask instanceof ConditionalTask) {
        // get the list of task
        List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
        for (Task<? extends Serializable> tsk : taskList) {
          if (tsk.isMapRedTask()) {
            Task<? extends Serializable> newTask = this.processCurrentTask((MapRedTask) tsk,
                ((ConditionalTask) currTask), physicalContext.getContext());
            walkerCtx.addToDispatchList(newTask);
          }
        }
      } else {
        Task<? extends Serializable> newTask =
            this.processCurrentTask((MapRedTask) currTask, null, physicalContext.getContext());
        walkerCtx.addToDispatchList(newTask);
      }
    }
    return null;
  }
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        throws SemanticException {
      if (nodeOutputs == null || nodeOutputs.length == 0) {
        throw new SemanticException("No Dispatch Context");
      }

      TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

      Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
      // not map reduce task or not conditional task, just skip
      if (currTask.isMapRedTask()) {
        if (currTask instanceof ConditionalTask) {
          // get the list of task
          List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
          for (Task<? extends Serializable> tsk : taskList) {
            if (tsk.isMapRedTask()) {
              Task<? extends Serializable> newTask = this.processCurrentTask((MapRedTask) tsk,
                  ((ConditionalTask) currTask), physicalContext.getContext());
              walkerCtx.addToDispatchList(newTask);
            }
          }
        } else {
          Task<? extends Serializable> newTask =
              this.processCurrentTask((MapRedTask) currTask, null, physicalContext.getContext());
          walkerCtx.addToDispatchList(newTask);
        }
      }
      return null;
    }
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        throws SemanticException {
      if (nodeOutputs == null || nodeOutputs.length == 0) {
        throw new SemanticException("No Dispatch Context");
      }

      TaskGraphWalkerContext walkerCtx = (TaskGraphWalkerContext) nodeOutputs[0];

      Task<? extends Serializable> currTask = (Task<? extends Serializable>) nd;
      // not map reduce task or not conditional task, just skip
      if (currTask.isMapRedTask()) {
        if (currTask instanceof ConditionalTask) {
          // get the list of task
          List<Task<? extends Serializable>> taskList = ((ConditionalTask) currTask).getListTasks();
          for (Task<? extends Serializable> tsk : taskList) {
            if (tsk.isMapRedTask()) {
              ConditionalTask cndTask = this.processCurrentTask((MapRedTask) tsk,
                  ((ConditionalTask) currTask));
              walkerCtx.addToDispatchList(cndTask);
            }
          }
        } else {
          ConditionalTask cndTask = this.processCurrentTask((MapRedTask) currTask, null);
          walkerCtx.addToDispatchList(cndTask);
        }
      }
      return null;
    }
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Related Classes of org.apache.hadoop.hive.ql.lib.TaskGraphWalker.TaskGraphWalkerContext

  • org.apache.hadoop.hive.ql.optimizer.physical.AbstractJoinTaskDispatcher
  • org.apache.hadoop.hive.ql.optimizer.physical.CommonJoinResolver$CommonJoinTaskDispatcher
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