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/*******************************************************************************
 * Copyright (c) 2008 - 2013 Oracle Corporation. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Linda DeMichiel - Java Persistence 2.1
 *     Linda DeMichiel - Java Persistence 2.0
 *
 ******************************************************************************/ 
package javax.persistence.criteria;

import javax.persistence.metamodel.Attribute;

/**
 * Represents a join-fetched association or attribute.
 *
 * @param   the source type of the fetch
 * @param   the target type of the fetch
 *
 * @since Java Persistence 2.0
 */
public interface Fetch extends FetchParent {

    /**
     * Return the metamodel attribute corresponding to the 
     * fetch join.
     * @return metamodel attribute for the join
     */
    Attribute getAttribute();

    /**
     * Return the parent of the fetched item.
     * @return fetch parent
     */
    FetchParent getParent();

    /**
     * Return the join type used in the fetch join.
     * @return join type
     */
    JoinType getJoinType();
}




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