content: package backtype.storm.testing;
  
  import backtype.storm.Config;
  import backtype.storm.topology.OutputFieldsDeclarer;
  import java.util.Map;
  import backtype.storm.spout.SpoutOutputCollector;
  import backtype.storm.task.TopologyContext;
  import backtype.storm.topology.base.BaseRichSpout;
  import backtype.storm.tuple.Fields;
  import backtype.storm.utils.Utils;
  import java.util.HashMap;
  
  
  public class TestPlannerSpout extends BaseRichSpout {
      boolean _isDistributed;
      Fields _outFields;
      
      public TestPlannerSpout(Fields outFields, boolean isDistributed) {
          _isDistributed = isDistributed;
          _outFields = outFields;
      }
  
      public TestPlannerSpout(boolean isDistributed) {
          this(new Fields("field1", "field2"), isDistributed);
      }
          
      public TestPlannerSpout(Fields outFields) {
          this(outFields, true);
      }
      
      public Fields getOutputFields() {
          return _outFields;
      }
  
      
      public void open(Map conf, TopologyContext context, SpoutOutputCollector collector) {
          
      }
      
      public void close() {
          
      }
      
      public void nextTuple() {
          Utils.sleep(100);
      }
      
      public void ack(Object msgId){
          
      }
  
      public void fail(Object msgId){
          
      }
  
      public void declareOutputFields(OutputFieldsDeclarer declarer) {
          declarer.declare(getOutputFields());
      }
  
      @Override
      public Map<String, Object> getComponentConfiguration() {
          Map<String, Object> ret = new HashMap<String, Object>();
          if(!_isDistributed) {
              ret.put(Config.TOPOLOGY_MAX_TASK_PARALLELISM, 1);
          }
          return ret;
      }       
  }