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Clean-room definition of JPA APIs intended for use in developing Hibernate JPA implementation. See README.md for details

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/*
 * Copyright (c) 2008, 2009, 2011 Oracle, Inc. 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.
 */
package javax.persistence.criteria;

import javax.persistence.metamodel.EntityType;

/**
 * The CriteriaDelete interface defines functionality for performing
 * bulk delete operations using the Criteria API
 * 

* Criteria API bulk delete operations map directly to database * delete operations. The persistence context is not synchronized * with the result of the bulk delete. *

* A CriteriaDelete object must have a single root. * * @param the entity type that is the target of the delete * * @since Java Persistence 2.1 */ public interface CriteriaDelete extends CommonAbstractCriteria { /** * Create and add a query root corresponding to the entity * that is the target of the delete. * A CriteriaDelete object has a single root, the object that * is being deleted. * * @param entityClass the entity class * * @return query root corresponding to the given entity */ Root from(Class entityClass); /** * Create and add a query root corresponding to the entity * that is the target of the delete. * A CriteriaDelete object has a single root, the object that * is being deleted. * * @param entity metamodel entity representing the entity *

* of type X * * @return query root corresponding to the given entity */ Root from(EntityType entity); /** * Return the query root. * * @return the query root */ Root getRoot(); /** * Modify the query to restrict the target of the deletion * according to the specified boolean expression. * Replaces the previously added restriction(s), if any. * * @param restriction a simple or compound boolean expression * * @return the modified query */ CriteriaDelete where(Expression restriction); /** * Modify the query to restrict the target of the deletion * according to the conjunction of the specified restriction * predicates. * Replaces the previously added restriction(s), if any. * If no restrictions are specified, any previously added * restrictions are simply removed. * * @param restrictions zero or more restriction predicates * * @return the modified query */ CriteriaDelete where(Predicate... restrictions); }





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