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/*******************************************************************************
* Copyright (c) 2007, 2009 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0, which accompanies this distribution
* and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.core.context.persistence;
import org.eclipse.jpt.core.context.XmlFile;
import org.eclipse.jpt.core.jpa2.MetamodelGenerator;
import org.eclipse.jpt.core.resource.xml.JpaXmlResource;
/**
* JPA <code>persistence.xml</code> file.
* <p>
* Provisional API: This interface is part of an interim API that is still
* under development and expected to change significantly before reaching
* stability. It is available at this early stage to solicit feedback from
* pioneering adopters on the understanding that any code that uses this API
* will almost certainly be broken (repeatedly) as the API evolves.
*/
public interface PersistenceXml
extends XmlFile, MetamodelGenerator
{
// **************** persistence *******************************************
/**
* String constant associated with changes to the persistence property
*/
public final static String PERSISTENCE_PROPERTY = "persistence"; //$NON-NLS-1$
/**
* Return the content represented by the root of the persistence.xml file.
* This may be null.
*/
Persistence getPersistence();
// **************** updating **********************************************
/**
* Update the PersistenceXml context model object to match the JpaXmlResource
* resource model object.
* @see org.eclipse.jpt.core.JpaProject#update()
*/
void update(JpaXmlResource resource);
}
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