structuredcollectioncacheentry.java

来自「hibernate-distribution-3.3.1.GA-dist.zip」· Java 代码 · 共 49 行

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Middleware LLC.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 *
 */
package org.hibernate.cache.entry;

import java.io.Serializable;
import java.util.Arrays;
import java.util.List;

import org.hibernate.engine.SessionFactoryImplementor;

/**
 * @author Gavin King
 */
public class StructuredCollectionCacheEntry implements CacheEntryStructure {

	public Object structure(Object item) {
		CollectionCacheEntry entry = (CollectionCacheEntry) item;
		return Arrays.asList( entry.getState() );
	}
	
	public Object destructure(Object item, SessionFactoryImplementor factory) {
		List list = (List) item;
		return new CollectionCacheEntry( list.toArray( new Serializable[list.size()] ) );
	}

}