public class StatefulWordCounter extends BaseStatefulBolt<KeyValueState<String,Long>>
Constructor and Description |
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StatefulWordCounter() |
Modifier and Type | Method and Description |
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void |
declareOutputFields(OutputFieldsDeclarer declarer) |
void |
execute(Tuple tuple) |
void |
initState(KeyValueState<String,Long> state) |
void |
prepare(Map stormConf,
TopologyContext context,
OutputCollector collector) |
cleanup, getComponentConfiguration, preCommit, prePrepare, preRollback
public void prepare(Map stormConf, TopologyContext context, OutputCollector collector)
prepare
in interface IStatefulBolt<KeyValueState<String,Long>>
prepare
in class BaseStatefulBolt<KeyValueState<String,Long>>
public void initState(KeyValueState<String,Long> state)
public void execute(Tuple tuple)
public void declareOutputFields(OutputFieldsDeclarer declarer)
declareOutputFields
in interface IComponent
declareOutputFields
in class BaseStatefulBolt<KeyValueState<String,Long>>
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