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/*******************************************************************************
 * Copyright (c) 2009, 2011 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;

/**
 * Primary key join column relationship
 * <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.
 * 
 * @version 2.2
 * @since 2.2
 */
public interface PrimaryKeyJoinColumnRelationship
	extends Relationship
{
	/**
	 * Return the aggregate (never <code>null</code>) object used to configure
	 * the primary key join column strategy
	 */
	PrimaryKeyJoinColumnRelationshipStrategy getPrimaryKeyJoinColumnJoiningStrategy();
	
	/**
	 * Return whether the primary key join column joining strategy is currently 
	 * the predominant joining strategy
	 */
	boolean usesPrimaryKeyJoinColumnJoiningStrategy();
	
	/**
	 * Set the primary key join column joining strategy as the predominant 
	 * joining strategy
	 */
	void setPrimaryKeyJoinColumnJoiningStrategy();
}