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.testing;
  
  import backtype.storm.topology.BasicOutputCollector;
  import backtype.storm.topology.OutputFieldsDeclarer;
  import backtype.storm.topology.base.BaseBasicBolt;
  import backtype.storm.tuple.Fields;
  import backtype.storm.tuple.Tuple;
  import backtype.storm.tuple.Values;
  
  public class BatchRepeatA extends BaseBasicBolt {
  
      @Override
      public void execute(Tuple input, BasicOutputCollector collector) {
          Object id = input.getValue(0);
          String word = input.getString(1);
          for (int i = 0; i < word.length(); i++) {
              if (word.charAt(i) == 'a') {
                  collector.emit("multi", new Values(id, word.substring(0, i)));
              }
          }
          collector.emit("single", new Values(id, word));
      }
  
      @Override
      public void declareOutputFields(OutputFieldsDeclarer declarer) {
          declarer.declareStream("multi", new Fields("id", "word"));
          declarer.declareStream("single", new Fields("id", "word"));
      }
  
  }
  