Package org.redisson

Class RedissonPatternTopic

java.lang.Object

org.redisson.RedissonPatternTopic

All Implemented Interfaces:

RPatternTopic

public class RedissonPatternTopic
extends Object
implements RPatternTopic

Distributed topic implementation. Messages are delivered to all message listeners across Redis cluster.

Author:

Nikita Koksharov

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	RedissonPatternTopic(Codec codec, CommandAsyncExecutor commandExecutor, String name)
protected	RedissonPatternTopic(CommandAsyncExecutor commandExecutor, String name)

Method Summary

Modifier and Type	Method	Description
protected void	acquire(AsyncSemaphore semaphore)
<T> int	addListener(Class<T> type, PatternMessageListener<T> listener)	Subscribes to this topic.
int	addListener(PatternStatusListener listener)	Subscribes to status changes of this topic
<T> RFuture<Integer>	addListenerAsync(Class<T> type, PatternMessageListener<T> listener)
RFuture<Integer>	addListenerAsync(PatternStatusListener listener)
List<String>	getPatternNames()	Get topic channel patterns
void	removeAllListeners()	Removes all listeners from this topic
RFuture<Void>	removeAllListenersAsync()	Removes all listeners from this topic
void	removeListener(int listenerId)	Removes the listener by id for listening this topic
void	removeListener(PatternMessageListener<?> listener)	Removes the listener by its instance
RFuture<Void>	removeListenerAsync(int listenerId)

Methods inherited from class java.lang.Object

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

Constructor Details

RedissonPatternTopic

protected RedissonPatternTopic(CommandAsyncExecutor commandExecutor,
 String name)

RedissonPatternTopic

protected RedissonPatternTopic(Codec codec,
 CommandAsyncExecutor commandExecutor,
 String name)

Method Details

addListener

public int addListener(PatternStatusListener listener)

Description copied from interface: RPatternTopic

Subscribes to status changes of this topic

Specified by:

addListener in interface RPatternTopic

Parameters:

listener - - message listener

Returns:

local JVM unique listener id

See Also:

• StatusListener

addListener

public <T> int addListener(Class<T> type,
 PatternMessageListener<T> listener)

Description copied from interface: RPatternTopic

Subscribes to this topic. MessageListener.onMessage is called when any message is published on this topic.

Specified by:

addListener in interface RPatternTopic

Type Parameters:

T - type of message

Parameters:

type - - type of message

listener - - message listener

Returns:

local JVM unique listener id

See Also:

• MessageListener

addListenerAsync

public RFuture<Integer> addListenerAsync(PatternStatusListener listener)

Specified by:

addListenerAsync in interface RPatternTopic

addListenerAsync

public <T> RFuture<Integer> addListenerAsync(Class<T> type,
 PatternMessageListener<T> listener)

Specified by:

addListenerAsync in interface RPatternTopic

acquire

protected void acquire(AsyncSemaphore semaphore)

removeListenerAsync

public RFuture<Void> removeListenerAsync(int listenerId)

Specified by:

removeListenerAsync in interface RPatternTopic

removeListener

public void removeListener(int listenerId)

Description copied from interface: RPatternTopic

Removes the listener by id for listening this topic

Specified by:

removeListener in interface RPatternTopic

Parameters:

listenerId - - id of message listener

removeAllListeners

public void removeAllListeners()

Description copied from interface: RPatternTopic

Removes all listeners from this topic

Specified by:

removeAllListeners in interface RPatternTopic

removeAllListenersAsync

public RFuture<Void> removeAllListenersAsync()

Description copied from interface: RPatternTopic

Removes all listeners from this topic

Specified by:

removeAllListenersAsync in interface RPatternTopic

Returns:

void

removeListener

public void removeListener(PatternMessageListener<?> listener)

Description copied from interface: RPatternTopic

Removes the listener by its instance

Specified by:

removeListener in interface RPatternTopic

Parameters:

listener - - listener instance

getPatternNames

public List<String> getPatternNames()

Description copied from interface: RPatternTopic

Get topic channel patterns

Specified by:

getPatternNames in interface RPatternTopic

Returns:

list of topic names