/*
* Copyright 2009 Thomas Yip, Ralf Joachim
*
* Licensed 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.
*
* $Id$
*/
package org.castor.persist.proxy;
import java.util.Collection;
import java.util.List;
import org.exolab.castor.persist.TxSynchronizable;
import org.exolab.castor.persist.spi.Identity;
/**
* <tt>Lazy</tt> is a place holder interface to indicate that a data object or
* a Collection in a data object is an Lazy instance. In other word,
* values of the object is not stored in the object and the persistence
* storage will be accessed when the values are needed.
* <p>
* IllegalStateException maybe thrown if the object is accessed out
* of a transaction context.
*
* @author <a href="mailto:yip AT intalio DOT com">Thomas Yip</a>
* @author <a href="mailto:ralf DOT joachim AT syscon DOT eu">Ralf Joachim</a>
* @version $Revision$ $Date: 2009-07-13 17:22:43 (Mon, 13 Jul 2009) $
*/
public interface LazyCollection<T> extends Collection<T>, TxSynchronizable {
List<Identity> getIdsList();
List<Identity> getRemovedIdsList();
List<T> getAddedEntitiesList();
}