org.openimaj.picslurper

Class LocalTweetSpout

java.lang.Object

org.openimaj.picslurper.LocalTweetSpout

All Implemented Interfaces:

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

Direct Known Subclasses:

LocalFileTweetSpout, StdinSpout

public abstract class LocalTweetSpout
extends Object
implements backtype.storm.topology.IRichSpout

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected backtype.storm.spout.SpoutOutputCollector	collector

Constructor Summary

Constructors

Constructor and Description
LocalTweetSpout()

Method Summary

Modifier and Type	Method and Description
void	ack(Object msgId)
void	activate()
protected void	addWaitingFor(Object messageId)
void	close()
void	deactivate()
void	declareOutputFields(backtype.storm.topology.OutputFieldsDeclarer declarer)
void	fail(Object msgId)
Map<String,Object>	getComponentConfiguration()
static boolean	isFinished()
protected abstract InputStream	nextInputStream()
void	nextTuple()
protected StreamJSONStatusList.ReadableWritableJSON	nextTweet()
void	open(Map conf, backtype.storm.task.TopologyContext context, backtype.storm.spout.SpoutOutputCollector collector)

Methods inherited from class java.lang.Object

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

Field Detail

collector

protected backtype.storm.spout.SpoutOutputCollector collector

Constructor Detail

LocalTweetSpout

public LocalTweetSpout()

Method Detail

open

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

Specified by:

open in interface backtype.storm.spout.ISpout

close

public void close()

Specified by:

close in interface backtype.storm.spout.ISpout

activate

public void activate()

Specified by:

activate in interface backtype.storm.spout.ISpout

deactivate

public void deactivate()

Specified by:

deactivate in interface backtype.storm.spout.ISpout

getComponentConfiguration

public Map<String,Object> getComponentConfiguration()

Specified by:

getComponentConfiguration in interface backtype.storm.topology.IComponent

nextTuple

public void nextTuple()

Specified by:

nextTuple in interface backtype.storm.spout.ISpout

declareOutputFields

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

Specified by:

declareOutputFields in interface backtype.storm.topology.IComponent

nextTweet

protected StreamJSONStatusList.ReadableWritableJSON nextTweet()

nextInputStream

protected abstract InputStream nextInputStream()
                                        throws Exception

Throws:

Exception

isFinished

public static boolean isFinished()

addWaitingFor

protected void addWaitingFor(Object messageId)

ack

public void ack(Object msgId)

Specified by:

ack in interface backtype.storm.spout.ISpout

fail

public void fail(Object msgId)

Specified by:

fail in interface backtype.storm.spout.ISpout