/*******************************************************************************
 * Copyright (c) 2008, 2010 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;

/**
 * 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.
 * 
 * @version 2.1
 * @since 2.1
 */
public interface MappingFilePersistenceUnitDefaults
{
	AccessType getAccess();
	
	String getCatalog();
	
	String getSchema();
	
	boolean isCascadePersist();
	
	/**
	 * Return whether the mapping file's underlying resource exists.
	 * If there is a node in the <code>orm.xml</code> file for the
	 * <code>persistence-unit-defaults</code> element,
	 * return true; otherwise false.
	 */
	boolean resourceExists();
}