persistableutilities.java

来自「配置文件」· Java 代码 · 共 52 行

/**
 * Copyright (c) 2003-2006 Craig Setera
 * All Rights Reserved.
 * Licensed under the Eclipse Public License - v 1.0
 * For more information see http://www.eclipse.org/legal/epl-v10.html
 */
package eclipseme.core.persistence;

import eclipseme.core.internal.persistence.XMLPersistenceProvider;

/**
 * Utility methods related to the persistence mechanism.
 * <p />
 * Copyright (c) 2003-2006 Craig Setera<br>
 * All Rights Reserved.<br>
 * Licensed under the Eclipse Public License - v 1.0<p/>
 * <br>
 * $Revision: 1.1 $
 * <br>
 * $Date: 2006/03/02 01:40:24 $
 * <br>
 * @author Craig Setera
 */
public class PersistableUtilities {

	/**
	 * Clone the specified persistable using the underlying persistence
	 * functionality.
	 * 
	 * @param persistable
	 * @return
	 * @throws PersistenceException
	 */
	public static IPersistable clonePersistable(IPersistable persistable) 
		throws PersistenceException 
	{
		XMLPersistenceProvider writeProvider = new XMLPersistenceProvider("clone");
		writeProvider.storePersistable("persistable", persistable);
		XMLPersistenceProvider readProvider = 
			new XMLPersistenceProvider(writeProvider.getDocument());
		
		return readProvider.loadPersistable("persistable");
	}
	
	/**
	 * Static-only access 
	 */
	private PersistableUtilities() {
		super();
	}
}