Github user revans2 commented on a diff in the pull request:
https://github.com/apache/storm/pull/1156#discussion_r54299455
--- Diff:
examples/storm-starter/src/jvm/org/apache/storm/starter/ManualDRPC.java ---
@@ -30,39 +30,37 @@
import org.apache.storm.tuple.Tuple;
import org.apache.storm.tuple.Values;
-
public class ManualDRPC {
- public static class ExclamationBolt extends BaseBasicBolt {
-
- @Override
- public void declareOutputFields(OutputFieldsDeclarer declarer) {
- declarer.declare(new Fields("result", "return-info"));
- }
+ public static class ExclamationBolt extends BaseBasicBolt {
- @Override
- public void execute(Tuple tuple, BasicOutputCollector collector) {
- String arg = tuple.getString(0);
- Object retInfo = tuple.getValue(1);
- collector.emit(new Values(arg + "!!!", retInfo));
- }
+ @Override
+ public void declareOutputFields(OutputFieldsDeclarer declarer) {
+ declarer.declare(new Fields("result", "return-info"));
+ }
- }
+ @Override
+ public void execute(Tuple tuple, BasicOutputCollector collector) {
+ String arg = tuple.getString(0);
+ Object retInfo = tuple.getValue(1);
+ collector.emit(new Values(arg + "!!!", retInfo));
+ }
- public static void main(String[] args) {
- TopologyBuilder builder = new TopologyBuilder();
- LocalDRPC drpc = new LocalDRPC();
+ }
- DRPCSpout spout = new DRPCSpout("exclamation", drpc);
- builder.setSpout("drpc", spout);
- builder.setBolt("exclaim", new ExclamationBolt(),
3).shuffleGrouping("drpc");
- builder.setBolt("return", new ReturnResults(),
3).shuffleGrouping("exclaim");
+ public static void main(String[] args) throws Exception{
+ TopologyBuilder builder = new TopologyBuilder();
+ LocalDRPC drpc = new LocalDRPC();
- LocalCluster cluster = new LocalCluster();
- Config conf = new Config();
- cluster.submitTopology("exclaim", conf, builder.createTopology());
+ DRPCSpout spout = new DRPCSpout("exclamation", drpc);
+ builder.setSpout("drpc", spout);
+ builder.setBolt("exclaim", new ExclamationBolt(),
3).shuffleGrouping("drpc");
+ builder.setBolt("return", new ReturnResults(),
3).shuffleGrouping("exclaim");
- System.out.println(drpc.execute("exclamation", "aaa"));
- System.out.println(drpc.execute("exclamation", "bbb"));
+ LocalCluster cluster = new LocalCluster();
+ Config conf = new Config();
+ cluster.submitTopology("exclaim", conf, builder.createTopology());
- }
+ System.out.println(drpc.execute("exclamation", "aaa"));
+ System.out.println(drpc.execute("exclamation", "bbb"));
+ }
}
--- End diff --
Please don't change the spacing/formatting for files you didn't touch
otherwise.
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