org.apache.commons.cache
Class GroupMapImpl

java.lang.Object
  org.apache.commons.cache.BaseStorageListener
      org.apache.commons.cache.GroupMapImpl

All Implemented Interfaces:

Serializable, GroupMap, StorageListener

public class GroupMapImpl
extends BaseStorageListener
implements GroupMap, StorageListener

tk.

Version:

$Id: GroupMapImpl.java 155435 2005-02-26 13:17:27Z dirkv $

Author:

Rodney Waldhoff

See Also:

Serialized Form

Field Summary

protected Cache	_cache The Cache I am associated with.
protected HashMap	_groupToKeys A map from groups to a set of associated keys.
protected HashMap	_keyToGroup A map from keys to their groups.

Constructor Summary

GroupMapImpl()

Method Summary

protected void	clear()
void	cleared()
void	cleared(Serializable key)
Serializable[]	getKeysForGroup(Serializable group) Returns an array of key values associated with the given group.
static void	main(String[] args)
void	setCache(Cache c) Sets my cache.
void	stored(Serializable key, Serializable val, Long expiresAt, Long cost, Serializable group)
void	unsetCache() Unsets my cache.

Methods inherited from class org.apache.commons.cache.BaseStorageListener

notStored, storeRequested

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.cache.StorageListener

notStored, storeRequested

Field Detail

_cache

protected Cache _cache

The Cache I am associated with.

_groupToKeys

protected HashMap _groupToKeys

A map from groups to a set of associated keys.

_keyToGroup

protected HashMap _keyToGroup

A map from keys to their groups.

Constructor Detail

GroupMapImpl

public GroupMapImpl()

Method Detail

getKeysForGroup

public Serializable[] getKeysForGroup(Serializable group)

Returns an array of key values associated with the given group.

Specified by:

getKeysForGroup in interface GroupMap

setCache

public void setCache(Cache c)

Sets my cache.

Specified by:

setCache in interface GroupMap

unsetCache

public void unsetCache()

Unsets my cache.

Specified by:

unsetCache in interface GroupMap

stored

public void stored(Serializable key,
                   Serializable val,
                   Long expiresAt,
                   Long cost,
                   Serializable group)

Specified by:

stored in interface StorageListener

Overrides:

stored in class BaseStorageListener

cleared

public void cleared(Serializable key)

Specified by:

cleared in interface StorageListener

Overrides:

cleared in class BaseStorageListener

cleared

public void cleared()

Specified by:

cleared in interface StorageListener

Overrides:

cleared in class BaseStorageListener

clear

protected void clear()

main

public static void main(String[] args)