Package org.apache.commons.jcs3.engine.behavior

Interface ICacheObserver

All Superinterfaces:

Remote

All Known Subinterfaces:

IRemoteCacheServer<K,V>

All Known Implementing Classes:

CacheWatchRepairable, RemoteCacheServer, ZombieCacheWatch

public interface ICacheObserver
extends Remote

Used to register interest in receiving cache changes.

Note: server which implements this interface provides a local cache event notification service, whereas server which implements IRmiCacheWatch provides a remote cache event notification service.

Method Summary

Modifier and Type	Method	Description
<K, V> void	addCacheListener(String cacheName, ICacheListener<K,V> obj)	Subscribes to the specified cache.
<K, V> void	addCacheListener(ICacheListener<K,V> obj)	Subscribes to all caches.
<K, V> void	removeCacheListener(String cacheName, ICacheListener<K,V> obj)	Unsubscribes from the specified cache.
<K, V> void	removeCacheListener(ICacheListener<K,V> obj)	Unsubscribes from all caches.

Method Details

addCacheListener

<K,
V> void addCacheListener(String cacheName,
 ICacheListener<K,V> obj)
                     throws IOException

Subscribes to the specified cache.

Parameters:

cacheName - the specified cache.

obj - object to notify for cache changes.

Throws:

IOException

addCacheListener

<K,
V> void addCacheListener(ICacheListener<K,V> obj)
                     throws IOException

Subscribes to all caches.

Parameters:

obj - object to notify for all cache changes.

Throws:

IOException

removeCacheListener

<K,
V> void removeCacheListener(String cacheName,
 ICacheListener<K,V> obj)
                        throws IOException

Unsubscribes from the specified cache.

Parameters:

cacheName -

obj - existing subscriber.

Throws:

IOException

removeCacheListener

<K,
V> void removeCacheListener(ICacheListener<K,V> obj)
                        throws IOException

Unsubscribes from all caches.

Parameters:

obj - existing subscriber.

Throws:

IOException