// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache 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.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.
package com.cloud.async;

import java.util.List;

import com.cloud.utils.component.Manager;


public interface SyncQueueManager extends Manager {
    public SyncQueueVO queue(String syncObjType, long syncObjId, String itemType, long itemId, long queueSizeLimit);
    public SyncQueueItemVO dequeueFromOne(long queueId, Long msid);
    public List<SyncQueueItemVO> dequeueFromAny(Long msid, int maxItems);
    public void purgeItem(long queueItemId);
    public void returnItem(long queueItemId);
    
	public List<SyncQueueItemVO> getActiveQueueItems(Long msid, boolean exclusive);
    public List<SyncQueueItemVO> getBlockedQueueItems(long thresholdMs, boolean exclusive);

    void purgeAsyncJobQueueItemId(long asyncJobId);
}