public void addToTaskList(Task elem) {
    if (this.taskList == null) {
      this.taskList = new java.util.ArrayList<Task>();
    }
    this.taskList.add(elem);
  }
Returns true if field stageCounters is set (has been assigned a value) and false otherwise
ql/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/ql/plan/api/Stage.java