storm.trident.planner.processor
Class AggregateProcessor

java.lang.Object
  storm.trident.planner.processor.AggregateProcessor

All Implemented Interfaces:

java.io.Serializable, TridentProcessor, TupleReceiver

public class AggregateProcessor
extends java.lang.Object
implements TridentProcessor

See Also:

Serialized Form

Constructor Summary

AggregateProcessor(Fields inputFields, Aggregator agg)

Method Summary

void	cleanup()
void	execute(ProcessorContext processorContext, java.lang.String streamId, TridentTuple tuple)
void	finishBatch(ProcessorContext processorContext)
TridentTuple.Factory	getOutputFactory()
void	prepare(java.util.Map conf, TopologyContext context, TridentContext tridentContext)
void	startBatch(ProcessorContext processorContext)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AggregateProcessor

public AggregateProcessor(Fields inputFields,
                          Aggregator agg)

Method Detail

prepare

public void prepare(java.util.Map conf,
                    TopologyContext context,
                    TridentContext tridentContext)

Specified by:

prepare in interface TridentProcessor

cleanup

public void cleanup()

Specified by:

cleanup in interface TridentProcessor

startBatch

public void startBatch(ProcessorContext processorContext)

Specified by:

startBatch in interface TridentProcessor

execute

public void execute(ProcessorContext processorContext,
                    java.lang.String streamId,
                    TridentTuple tuple)

Specified by:

execute in interface TupleReceiver

finishBatch

public void finishBatch(ProcessorContext processorContext)

Specified by:

finishBatch in interface TridentProcessor

getOutputFactory

public TridentTuple.Factory getOutputFactory()

Specified by:

getOutputFactory in interface TridentProcessor