Package org.apache.curator.framework.listen

Class MappingListenerManager<K,V>

java.lang.Object

org.apache.curator.framework.listen.MappingListenerManager<K,V>

All Implemented Interfaces:

Listenable<K>, ListenerManager<K,V>

public class MappingListenerManager<K,V>
extends Object
implements ListenerManager<K,V>

Version of ListenerManager that supports mapping/wrapping of listeners

Method Summary

Modifier and Type	Method	Description
void	addListener(K listener)	Add the given listener.
void	addListener(K listener, Executor executor)	Add the given listener.
void	clear()	Remove all listeners
void	forEach(Consumer<V> function)	Utility - apply the given function to each listener.
static <K,V> ListenerManager<K,V>	mapping(Function<K,V> mapper)	Returns a new container that wraps listeners using the given mapper
void	removeListener(K listener)	Remove the given listener
int	size()	Return the number of listeners

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.curator.framework.listen.ListenerManager

isEmpty

Method Detail

mapping

public static <K,V> ListenerManager<K,V> mapping(Function<K,V> mapper)

Returns a new container that wraps listeners using the given mapper

Parameters:

mapper - listener mapper/wrapper

Returns:

new container

addListener

public void addListener(K listener)

Description copied from interface: Listenable

Add the given listener. The listener will be executed in the containing instance's thread.

Specified by:

addListener in interface Listenable<K>

Parameters:

listener - listener to add

addListener

public void addListener(K listener,
                        Executor executor)

Description copied from interface: Listenable

Add the given listener. The listener will be executed using the given executor

Specified by:

addListener in interface Listenable<K>

Parameters:

listener - listener to add

executor - executor to run listener in

removeListener

public void removeListener(K listener)

Description copied from interface: Listenable

Remove the given listener

Specified by:

removeListener in interface Listenable<K>

Parameters:

listener - listener to remove

clear

public void clear()

Description copied from interface: ListenerManager

Remove all listeners

Specified by:

clear in interface ListenerManager<K,V>

size

public int size()

Description copied from interface: ListenerManager

Return the number of listeners

Specified by:

size in interface ListenerManager<K,V>

Returns:

number

forEach

public void forEach(Consumer<V> function)

Description copied from interface: ListenerManager

Utility - apply the given function to each listener. The function receives the listener as an argument.

Specified by:

forEach in interface ListenerManager<K,V>

Parameters:

function - function to call for each listener