/** * 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.clojure; import backtype.storm.generated.StreamInfo; import backtype.storm.spout.ShellSpout; import backtype.storm.topology.IRichSpout; import backtype.storm.topology.OutputFieldsDeclarer; import backtype.storm.tuple.Fields; import java.util.Map; public class RichShellSpout extends ShellSpout implements IRichSpout { private Map<String, StreamInfo> _outputs; public RichShellSpout(String[] command, Map<String, StreamInfo> outputs) { super(command); _outputs = outputs; } @Override public void declareOutputFields(OutputFieldsDeclarer declarer) { for (String stream : _outputs.keySet()) { StreamInfo def = _outputs.get(stream); if (def.is_direct()) { declarer.declareStream(stream, true, new Fields(def.get_output_fields())); } else { declarer.declareStream(stream, new Fields(def.get_output_fields())); } } } @Override public Map<String, Object> getComponentConfiguration() { return null; } }