backtype.storm.testing

Class KeyedCountingBatchBolt

java.lang.Object

backtype.storm.topology.base.BaseComponent

backtype.storm.topology.base.BaseBatchBolt

backtype.storm.testing.KeyedCountingBatchBolt

All Implemented Interfaces:

IBatchBolt, IComponent, Serializable

Direct Known Subclasses:

KeyedCountingCommitterBolt

public class KeyedCountingBatchBolt
extends BaseBatchBolt

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
KeyedCountingBatchBolt()

Method Summary

Modifier and Type	Method and Description
void	declareOutputFields(OutputFieldsDeclarer declarer) Declare the output schema for all the streams of this topology.
void	execute(Tuple tuple)
void	finishBatch()
void	prepare(Map conf, TopologyContext context, BatchOutputCollector collector, Object id)

Methods inherited from class backtype.storm.topology.base.BaseComponent

getComponentConfiguration

Methods inherited from class java.lang.Object

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

Methods inherited from interface backtype.storm.topology.IComponent

getComponentConfiguration

Constructor Detail

KeyedCountingBatchBolt

public KeyedCountingBatchBolt()

Method Detail

prepare

public void prepare(Map conf,
                    TopologyContext context,
                    BatchOutputCollector collector,
                    Object id)

execute

public void execute(Tuple tuple)

finishBatch

public void finishBatch()

declareOutputFields

public void declareOutputFields(OutputFieldsDeclarer declarer)

Description copied from interface: IComponent

Declare the output schema for all the streams of this topology.

Parameters:

declarer - this is used to declare output stream ids, output fields, and whether or not each output stream is a direct stream