Package backtype.storm.topology

Examples of backtype.storm.topology.IRichBolt

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            if(i>0) {
                declarer.directGrouping(boltId(i-1), Constants.COORDINATED_STREAM_ID);
            }
        }
       
        IRichBolt lastBolt = _components.get(_components.size()-1).bolt;
        OutputFieldsGetter getter = new OutputFieldsGetter();
        lastBolt.declareOutputFields(getter);
        Map<String, StreamInfo> streams = getter.getFieldsDeclaration();
        if(streams.size()!=1) {
            throw new RuntimeException("Must declare exactly one stream from last bolt in LinearDRPCTopology");
        }
        String outputStream = streams.keySet().iterator().next();
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            if(i>0) {
                declarer.directGrouping(boltId(i-1), Constants.COORDINATED_STREAM_ID);
            }
        }
       
        IRichBolt lastBolt = _components.get(_components.size()-1).bolt;
        OutputFieldsGetter getter = new OutputFieldsGetter();
        lastBolt.declareOutputFields(getter);
        Map<String, StreamInfo> streams = getter.getFieldsDeclaration();
        if(streams.size()!=1) {
            throw new RuntimeException("Must declare exactly one stream from last bolt in LinearDRPCTopology");
        }
        String outputStream = streams.keySet().iterator().next();
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        declarer.directGrouping(boltId(i - 1),
            Constants.COORDINATED_STREAM_ID);
      }
    }

    IRichBolt lastBolt = _components.get(_components.size() - 1).bolt;
    OutputFieldsGetter getter = new OutputFieldsGetter();
    lastBolt.declareOutputFields(getter);
    Map<String, StreamInfo> streams = getter.getFieldsDeclaration();
    if (streams.size() != 1) {
      throw new RuntimeException(
          "Must declare exactly one stream from last bolt in LinearDRPCTopology");
    }
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Related Classes of backtype.storm.topology.IRichBolt

  • backtype.storm.drpc.LinearDRPCTopologyBuilder
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