org.tomdz.storm.esper
Class EsperBolt

java.lang.Object
  org.tomdz.storm.esper.EsperBolt

All Implemented Interfaces:

backtype.storm.task.IBolt, backtype.storm.topology.IComponent, backtype.storm.topology.IRichBolt, com.espertech.esper.client.UpdateListener, Serializable

public class EsperBolt
extends Object
implements backtype.storm.topology.IRichBolt, com.espertech.esper.client.UpdateListener

See Also:

Serialized Form

Nested Class Summary

static class

EsperBolt.Builder

Method Summary

void	cleanup()
void	declareOutputFields(backtype.storm.topology.OutputFieldsDeclarer declarer)
void	execute(backtype.storm.tuple.Tuple tuple)
String	getEventTypeForStreamId(int streamId)
List<String>	getEventTypes()
backtype.storm.tuple.Fields	getFieldsForEventType(String eventType)
Integer	getStreamIdForEventType(String eventType)
void	prepare(Map conf, backtype.storm.task.TopologyContext context, backtype.storm.task.OutputCollector collector)
void	update(com.espertech.esper.client.EventBean[] newEvents, com.espertech.esper.client.EventBean[] oldEvents)

Methods inherited from class java.lang.Object

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

Method Detail

getEventTypes

public List<String> getEventTypes()

getFieldsForEventType

public backtype.storm.tuple.Fields getFieldsForEventType(String eventType)

getStreamIdForEventType

public Integer getStreamIdForEventType(String eventType)

getEventTypeForStreamId

public String getEventTypeForStreamId(int streamId)

declareOutputFields

public void declareOutputFields(backtype.storm.topology.OutputFieldsDeclarer declarer)

Specified by:

declareOutputFields in interface backtype.storm.topology.IComponent

prepare

public void prepare(Map conf,
                    backtype.storm.task.TopologyContext context,
                    backtype.storm.task.OutputCollector collector)

Specified by:

prepare in interface backtype.storm.task.IBolt

execute

public void execute(backtype.storm.tuple.Tuple tuple)

Specified by:

execute in interface backtype.storm.task.IBolt

update

public void update(com.espertech.esper.client.EventBean[] newEvents,
                   com.espertech.esper.client.EventBean[] oldEvents)

Specified by:

update in interface com.espertech.esper.client.UpdateListener

cleanup

public void cleanup()

Specified by:

cleanup in interface backtype.storm.task.IBolt