/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/kernel/trunk/api/src/main/java/org/sakaiproject/content/api/LockManager.java $
* $Id: LockManager.java 105077 2012-02-24 22:54:29Z ottenhoff@longsight.com $
***********************************************************************************
*
* Copyright (c) 2004, 2005, 2006, 2008 Sakai Foundation
*
* Licensed under the Educational Community License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.opensource.org/licenses/ECL-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**********************************************************************************/
package org.sakaiproject.content.api;
import java.util.Collection;
/**
* Manager long-term locks on Content objects.
*/
public interface LockManager
{
void lockObject(String assetId, String qualifierId, String reason, boolean system);
void removeLock(String assetId, String qualifierId);
/**
* @param assetId -
* the asset to check
* @return - a non-empty Collection of active Locks, or null
*/
Collection<Lock> getLocks(String assetId);
boolean isLocked(String assetId);
void removeAllLocks(String qualifier);
}