StackMaidDao.java

// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.cluster.dao;

import java.util.Date;
import java.util.List;

import com.cloud.cluster.CheckPointVO;
import com.cloud.utils.db.GenericDao;

public interface StackMaidDao extends GenericDao<CheckPointVO, Long> {
	public long pushCleanupDelegate(long msid, int seq, String delegateClzName, Object context);
	public CheckPointVO popCleanupDelegate(long msid);
	public void clearStack(long msid);
	
	public List<CheckPointVO> listLeftoversByMsid(long msid); 
	public List<CheckPointVO> listLeftoversByCutTime(Date cutTime);
	
	/**
	 * Take over the task items of another management server and clean them up.
	 * 
	 * @param takeOverMsid management server id to take over.
	 * @param selfId the management server id of this node.
	 * @return list of tasks to take over.
	 */
	boolean takeover(long takeOverMsid, long selfId);
	
	List<CheckPointVO> listCleanupTasks(long selfId);
	List<CheckPointVO> listLeftoversByCutTime(Date cutTime, long msid);
}