content: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package backtype.storm.topology;
  
  import backtype.storm.spout.SpoutOutputCollector;
  import backtype.storm.utils.Utils;
  import com.alibaba.jstorm.task.execute.spout.SpoutCollector;
  
  import java.util.List;
  
  /**
   * callbacks like ICollectorCallback will be unnecessary since control messages are sent sequentially
   *
   * @author JohnFang (xiaojian.fxj@alibaba-inc.com).
   */
  public class ControlSpoutOutputCollector implements IControlSpoutOutputCollector {
      private SpoutOutputCollector out;
  
      public ControlSpoutOutputCollector(SpoutOutputCollector out) {
          this.out = out;
      }
  
      public List<Integer> emit(String streamId, List<Object> tuple,
                                Object messageId) {
          return out.emit(streamId, tuple, messageId);
      }
  
      public List<Integer> emit(List<Object> tuple, Object messageId) {
          return emit(Utils.DEFAULT_STREAM_ID, tuple, messageId);
      }
  
      public List<Integer> emit(List<Object> tuple) {
          return emit(tuple, null);
      }
  
  
      public List<Integer> emit(String streamId, List<Object> tuple) {
          return emit(streamId, tuple, null);
      }
  
      public void emitDirect(int taskId, String streamId, List<Object> tuple,
                             Object messageId) {
          out.emitDirect(taskId, streamId, tuple, messageId);
      }
  
  
      public void emitDirect(int taskId, List<Object> tuple, Object messageId) {
          emitDirect(taskId, Utils.DEFAULT_STREAM_ID, tuple, messageId);
      }
  
      public void emitDirect(int taskId, String streamId, List<Object> tuple) {
          emitDirect(taskId, streamId, tuple, null);
      }
  
      public void emitDirect(int taskId, List<Object> tuple) {
          emitDirect(taskId, tuple, null);
      }
  
      public void reportError(Throwable error) {
          out.reportError(error);
      }
  
      public void flush() {
          out.flush();
      }
  
      public List<Integer> emitCtrl(String streamId, List<Object> tuple,
                                    Object messageId) {
          return ((SpoutCollector) (out.getDelegate())).emitCtrl(streamId, tuple, messageId);
      }
  
      public List<Integer> emitCtrl(List<Object> tuple, Object messageId) {
          return emitCtrl(Utils.DEFAULT_STREAM_ID, tuple, messageId);
      }
  
      public List<Integer> emitCtrl(List<Object> tuple) {
          return emitCtrl(tuple, null);
      }
  
  
      public List<Integer> emitCtrl(String streamId, List<Object> tuple) {
          return emitCtrl(streamId, tuple, null);
      }
  
      public void emitDirectCtrl(int taskId, String streamId, List<Object> tuple,
                                 Object messageId) {
          ((SpoutCollector) (out.getDelegate())).emitDirectCtrl(taskId, streamId, tuple, messageId);
      }
  
  
      public void emitDirectCtrl(int taskId, List<Object> tuple, Object messageId) {
          emitDirectCtrl(taskId, Utils.DEFAULT_STREAM_ID, tuple, messageId);
      }
  
      public void emitDirectCtrl(int taskId, String streamId, List<Object> tuple) {
          emitDirectCtrl(taskId, streamId, tuple, null);
      }
  
      public void emitDirectCtrl(int taskId, List<Object> tuple) {
          emitDirectCtrl(taskId, tuple, null);
      }
  }
  