Package org.apache.storm.topology

Class IRichSpoutDelegate

java.lang.Object

org.apache.storm.topology.IRichSpoutDelegate

All Implemented Interfaces:

Serializable, org.apache.heron.api.spout.IRichSpout, org.apache.heron.api.spout.ISpout, org.apache.heron.api.topology.IComponent, org.apache.heron.api.topology.IUpdatable

public class IRichSpoutDelegate
extends Object
implements org.apache.heron.api.spout.IRichSpout, org.apache.heron.api.topology.IUpdatable

When writing topologies using Java, IRichBolt and IRichSpout are the main interfaces to use to implement components of the topology.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
IRichSpoutDelegate(IRichSpout delegate)

Method Summary

Modifier and Type	Method	Description
void	ack(Object msgId)
void	activate()
void	close()
void	deactivate()
void	declareOutputFields(org.apache.heron.api.topology.OutputFieldsDeclarer declarer)
void	fail(Object msgId)
Map<String,Object>	getComponentConfiguration()
void	nextTuple()
void	open(Map conf, org.apache.heron.api.topology.TopologyContext context, org.apache.heron.api.spout.SpoutOutputCollector collector)
void	update(org.apache.heron.api.topology.TopologyContext topologyContext)

Methods inherited from class java.lang.Object

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

Constructor Detail

IRichSpoutDelegate

public IRichSpoutDelegate(IRichSpout delegate)

Method Detail

open

public void open(Map conf,
                 org.apache.heron.api.topology.TopologyContext context,
                 org.apache.heron.api.spout.SpoutOutputCollector collector)

Specified by:

open in interface org.apache.heron.api.spout.ISpout

close

public void close()

Specified by:

close in interface org.apache.heron.api.spout.ISpout

activate

public void activate()

Specified by:

activate in interface org.apache.heron.api.spout.ISpout

deactivate

public void deactivate()

Specified by:

deactivate in interface org.apache.heron.api.spout.ISpout

nextTuple

public void nextTuple()

Specified by:

nextTuple in interface org.apache.heron.api.spout.ISpout

ack

public void ack(Object msgId)

Specified by:

ack in interface org.apache.heron.api.spout.ISpout

fail

public void fail(Object msgId)

Specified by:

fail in interface org.apache.heron.api.spout.ISpout

declareOutputFields

public void declareOutputFields(org.apache.heron.api.topology.OutputFieldsDeclarer declarer)

Specified by:

declareOutputFields in interface org.apache.heron.api.topology.IComponent

getComponentConfiguration

public Map<String,Object> getComponentConfiguration()

Specified by:

getComponentConfiguration in interface org.apache.heron.api.topology.IComponent

update

public void update(org.apache.heron.api.topology.TopologyContext topologyContext)

Specified by:

update in interface org.apache.heron.api.topology.IUpdatable