Andrew Hind 01b6ae39b1 Merged PATCHES/V4.1.3 to HEAD
45612: Fix for ALF-17456 	 BM-0013: SOAK01_04: 150K+ calls to AuthorityDaoImpl.isAuthorityContained in on login
    45648: Final part for     ALF-17456 BM-0013: SOAK01_04: 150K+ calls to AuthorityDaoImpl.isAuthorityContained in on login 
    46033: Build fixes


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@47861 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2013-03-11 12:36:32 +00:00

52 lines
1.6 KiB
Java

/*
* Copyright (C) 2005-2013 Alfresco Software Limited.
*
* This file is part of Alfresco
*
* Alfresco is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Alfresco is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
*/
package org.alfresco.repo.cache;
/**
* Basic cache API
*
* @author Andy
*
*/
public interface RefreshableCache <T>
{
/**
* Get the cache.
* If there is no cache value this call will block.
* If the underlying cache is being refreshed, the old cache value will be returned until the refresh is complete.
*
* @return
*/
public T get();
/**
* Refresh the cache asynchronously.
*/
public void refresh();
/**
* Register to be informed when the cache is updated in the background.
*
* Note: it is up to the implementation to provide any transactional wrapping.
* Transactional wrapping is not required to invalidate a shared cache entry directly via a transactional cache
* @param listener
*/
void register(RefreshableCacheListener listener);
}