Class JoinerMultiReducer
java.lang.Object
org.apache.storm.trident.operation.impl.JoinerMultiReducer
- All Implemented Interfaces:
- Serializable,- GroupedMultiReducer<JoinState>
- See Also:
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Constructor SummaryConstructorsConstructorDescriptionJoinerMultiReducer(List<JoinType> types, int numGroupFields, List<Fields> sides) 
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Method SummaryModifier and TypeMethodDescriptionvoidcleanup()voidcomplete(JoinState state, TridentTuple group, TridentCollector collector) voidexecute(JoinState state, int streamIndex, TridentTuple group, TridentTuple input, TridentCollector collector) init(TridentCollector collector, TridentTuple group) voidprepare(Map<String, Object> conf, TridentMultiReducerContext context) 
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Constructor Details- 
JoinerMultiReducer
 
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Method Details- 
prepare- Specified by:
- preparein interface- GroupedMultiReducer<JoinState>
 
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init- Specified by:
- initin interface- GroupedMultiReducer<JoinState>
 
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executepublic void execute(JoinState state, int streamIndex, TridentTuple group, TridentTuple input, TridentCollector collector) - Specified by:
- executein interface- GroupedMultiReducer<JoinState>
 
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complete- Specified by:
- completein interface- GroupedMultiReducer<JoinState>
 
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cleanuppublic void cleanup()- Specified by:
- cleanupin interface- GroupedMultiReducer<JoinState>
 
 
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