adams.flow.source
Class TwitterListener.Listener

java.lang.Object
  java.lang.Thread
      adams.flow.source.TwitterListener.Listener

All Implemented Interfaces:

Runnable, twitter4j.StatusListener

Enclosing class:

TwitterListener

public static class TwitterListener.Listener
extends Thread
implements twitter4j.StatusListener

Thread for listening to Twitter status updates.

Version:

$Revision: 4584 $

Author:

fracpete (fracpete at waikato dot ac dot nz)

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

static int	HTTP_ERROR_INITIAL_WAIT
static int	HTTP_ERROR_WAIT_CAP
protected int	m_Count the number of status received so far.
protected boolean	m_Listening whether the thread is still listening for updates.
protected twitter4j.Status	m_Next the next status update.
protected TwitterListener	m_Owner the owning actor.
protected twitter4j.StatusStream	m_Stream the status stream.
protected int	m_TimeToSleep the time to sleep for the thread.
protected twitter4j.TwitterStream	m_Twitter for accessing the twitter streaming API.
protected twitter4j.StatusListener	m_TwitterListener for listening to tweets.
static int	TCP_ERROR_INITIAL_WAIT
static int	TCP_ERROR_WAIT_CAP

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

TwitterListener.Listener(TwitterListener owner)
Initializes the listener thread.

Method Summary

TwitterListener	getOwner() Returns the owning actor.
boolean	hasNext() Returns whether there is another update available.
boolean	isListening() Returns whether the thread is still listening.
twitter4j.Status	next() Returns the next status update.
void	onDeletionNotice(twitter4j.StatusDeletionNotice arg0) Ignored.
void	onException(Exception e) Whenever an exception occurs.
void	onScrubGeo(int arg0, long arg1) Ignored.
void	onStatus(twitter4j.Status status) Reacts to new updates.
void	onTrackLimitationNotice(int arg0) Ignored.
void	run() Starts the listening.
void	stopListening() Stops the listening process.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

TCP_ERROR_INITIAL_WAIT

public static final int TCP_ERROR_INITIAL_WAIT

See Also:

Constant Field Values

TCP_ERROR_WAIT_CAP

public static final int TCP_ERROR_WAIT_CAP

See Also:

Constant Field Values

HTTP_ERROR_INITIAL_WAIT

public static final int HTTP_ERROR_INITIAL_WAIT

See Also:

Constant Field Values

HTTP_ERROR_WAIT_CAP

public static final int HTTP_ERROR_WAIT_CAP

See Also:

Constant Field Values

m_Owner

protected TwitterListener m_Owner

the owning actor.

m_Twitter

protected twitter4j.TwitterStream m_Twitter

for accessing the twitter streaming API.

m_TwitterListener

protected twitter4j.StatusListener m_TwitterListener

for listening to tweets.

m_Listening

protected boolean m_Listening

whether the thread is still listening for updates.

m_Count

protected int m_Count

the number of status received so far.

m_Stream

protected twitter4j.StatusStream m_Stream

the status stream.

m_TimeToSleep

protected int m_TimeToSleep

the time to sleep for the thread.

m_Next

protected twitter4j.Status m_Next

the next status update.

Constructor Detail

TwitterListener.Listener

public TwitterListener.Listener(TwitterListener owner)

Initializes the listener thread.

Parameters:

owner - the owning actor

Method Detail

getOwner

public TwitterListener getOwner()

Returns the owning actor.

Returns:

the owner

run

public void run()

Starts the listening.

Specified by:

run in interface Runnable

Overrides:

run in class Thread

isListening

public boolean isListening()

Returns whether the thread is still listening.

Returns:

true if listening

stopListening

public void stopListening()

Stops the listening process.

onDeletionNotice

public void onDeletionNotice(twitter4j.StatusDeletionNotice arg0)

Ignored.

Specified by:

onDeletionNotice in interface twitter4j.StatusListener

Parameters:

arg0 - ignored

onException

public void onException(Exception e)

Whenever an exception occurs. Merely outputs the exception.

Parameters:

e - the execption

onStatus

public void onStatus(twitter4j.Status status)

Reacts to new updates.

Specified by:

onStatus in interface twitter4j.StatusListener

Parameters:

status - the new update

onTrackLimitationNotice

public void onTrackLimitationNotice(int arg0)

Ignored.

Specified by:

onTrackLimitationNotice in interface twitter4j.StatusListener

Parameters:

arg0 - ignored

onScrubGeo

public void onScrubGeo(int arg0,
                       long arg1)

Ignored.

Specified by:

onScrubGeo in interface twitter4j.StatusListener

Parameters:

arg0 - ignored

arg1 - ignored

next

public twitter4j.Status next()

Returns the next status update.

Returns:

the update

hasNext

public boolean hasNext()

Returns whether there is another update available.

Returns:

true if another update available