storm.kafka
Class KafkaSpout

java.lang.Object
  backtype.storm.topology.base.BaseComponent
      backtype.storm.topology.base.BaseRichSpout
          storm.kafka.KafkaSpout

All Implemented Interfaces:

backtype.storm.spout.ISpout, backtype.storm.topology.IComponent, backtype.storm.topology.IRichSpout, Serializable

public class KafkaSpout
extends backtype.storm.topology.base.BaseRichSpout

See Also:

Serialized Form

Nested Class Summary

static class

KafkaSpout.MessageAndRealOffset

Field Summary

static org.slf4j.Logger

LOG

Constructor Summary

KafkaSpout(SpoutConfig spoutConf)

Method Summary

void	ack(Object msgId)
void	close()
void	deactivate()
void	declareOutputFields(backtype.storm.topology.OutputFieldsDeclarer declarer)
void	fail(Object msgId)
void	nextTuple()
void	open(Map conf, backtype.storm.task.TopologyContext context, backtype.storm.spout.SpoutOutputCollector collector)

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

activate

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

Constructor Detail

KafkaSpout

public KafkaSpout(SpoutConfig spoutConf)

Method Detail

open

public void open(Map conf,
                 backtype.storm.task.TopologyContext context,
                 backtype.storm.spout.SpoutOutputCollector collector)

close

public void close()

Specified by:

close in interface backtype.storm.spout.ISpout

Overrides:

close in class backtype.storm.topology.base.BaseRichSpout

nextTuple

public void nextTuple()

ack

public void ack(Object msgId)

Specified by:

ack in interface backtype.storm.spout.ISpout

Overrides:

ack in class backtype.storm.topology.base.BaseRichSpout

fail

public void fail(Object msgId)

Specified by:

fail in interface backtype.storm.spout.ISpout

Overrides:

fail in class backtype.storm.topology.base.BaseRichSpout

deactivate

public void deactivate()

Specified by:

deactivate in interface backtype.storm.spout.ISpout

Overrides:

deactivate in class backtype.storm.topology.base.BaseRichSpout

declareOutputFields

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