public void putToTaskAttributes(java.lang.String key, java.lang.String val) {
    if (this.taskAttributes == null) {
      this.taskAttributes = new java.util.HashMap<java.lang.String,java.lang.String>();
    }
    this.taskAttributes.put(key, val);
  }
Returns true if field taskType is set (has been assigned a value) and false otherwise
ql/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/ql/plan/api/Task.java