com.atlassian.user.impl.cache
Class GroupCache

java.lang.Object
  com.atlassian.user.impl.cache.GroupCache

public class GroupCache

extends java.lang.Object

Caches the groups retrieved from the underlying group manager.
Will also cache the fact that a group could not be found so that we don't incur the expense of another search when have previously determined that a group doesn't exist.

See Also:

CachingGroupManager

Field Summary

static Group

NULL_GROUP The NULL_GROUP is stored as the value in the groups cache when a group that does not exist is requested.

Constructor Summary

GroupCache(CacheManager cacheManager, java.lang.String cacheName)

Method Summary

Group	get(java.lang.String groupName)
void	put(java.lang.String groupName, Group group) Stores the specified group in the cache against the group name.
void	remove(java.lang.String groupName)

Methods inherited from class java.lang.Object

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

Field Detail

NULL_GROUP

public static final Group NULL_GROUP

The NULL_GROUP is stored as the value in the groups cache when a group that does not exist is requested.

Constructor Detail

GroupCache

public GroupCache(CacheManager cacheManager,
                  java.lang.String cacheName)

Method Detail

put

public void put(java.lang.String groupName,
                Group group)

Stores the specified group in the cache against the group name. If group is null, stores NULL_GROUP in the cache so the fact that the group does not exist is remembered by the cache.

get

public Group get(java.lang.String groupName)

Returns:

the group with the cached name, NULL_GROUP if the group could not be found on the previous search, or null if no group with that name is in the cache.

remove

public void remove(java.lang.String groupName)