/**

  * Copyright 2005-2011 The Kuali 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/ecl2.php

  *

  * 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.kuali.rice.ken.dao;

 import org.kuali.rice.core.framework.persistence.dao.GenericDao;

 import org.kuali.rice.ken.bo.NotificationMessageDelivery;

 import java.sql.Timestamp;

 import java.util.Collection;

 /**

  * This is a description of what this class does - g1zhang don't forget to fill this in. 

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  *

  */

 public interface NotificationMessegeDeliveryDao {

         public Collection getUndeliveredMessageDelivers(GenericDao businessObjectDao);

     public Collection<NotificationMessageDelivery> getMessageDeliveriesForAutoRemoval(Timestamp tm, GenericDao businessObjectDao);

     public Collection <NotificationMessageDelivery> getLockedDeliveries(Class clazz, GenericDao dao);

 }