org.imixs.workflow.ldap

Class LDAPCache

java.lang.Object

org.imixs.workflow.ldap.LDAPCache

All Implemented Interfaces:

Serializable

public class LDAPCache
extends Object
implements Serializable

This singleton ejb provides a cache to lookup ldap user informations. The cache is used by the LDAPGroupLookupService EJB. The bean reads its configuration from the configuration property file located in the glassfish domains config folder (GLASSFISH_DOMAIN/config/imixs-office-ldap.properties). cache-size = maximum number of entries cache-expires = milliseconds after the cache is discarded The cache-size should be set to the value of minimum concurrent user sessions. cache-expires specifies the expire time of the cache in milliseconds.

Version:

1.0

Author:

rsoika

See Also:

http://www.adam-bien.com/roller/abien/entry/singleton_the_perfect_cache_facade, Serialized Form

Constructor Summary

Constructors

Constructor and Description
LDAPCache()

Method Summary

Modifier and Type	Method and Description
boolean	contains(String key) returns true if the key is contained in the cache.
String[]	getGroups(String key) Returns a cached list of group names associated with a userId.
org.imixs.workflow.ItemCollection	getUser(String key) Returns a cached user object.
void	putGroups(String key, String[] groups) Stores a list of group names for a given userId.
void	putUser(String key, org.imixs.workflow.ItemCollection user) The method puts a user ItemCollection into the cache.
void	resetCache() resets the ldap cache object and reads the config params....

Methods inherited from class java.lang.Object

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

Constructor Detail

LDAPCache

public LDAPCache()

Method Detail

resetCache

public void resetCache()

resets the ldap cache object and reads the config params....

contains

public boolean contains(String key)

returns true if the key is contained in the cache. This does not mean that the object is useable!

getUser

public org.imixs.workflow.ItemCollection getUser(String key)

Returns a cached user object. The value is stored as a Map> and converted into a ItemCollection.

Parameters:

key -

Returns:

Map> user items, can be converted into ItemCollection

putUser

public void putUser(String key,
                    org.imixs.workflow.ItemCollection user)

The method puts a user ItemCollection into the cache. The method puts only the internal items of the ItemCollection into the cache, because the ItemCollection is not serializable.

Parameters:

key -

user -

getGroups

public String[] getGroups(String key)

Returns a cached list of group names associated with a userId.

Parameters:

key -

Returns:

putGroups

public void putGroups(String key,
                      String[] groups)

Stores a list of group names for a given userId.

Parameters:

key -

groups -