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/*
 * Copyright (c) 2008, 2023 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Linda DeMichiel - 2.1
//     Linda DeMichiel - 2.0


package jakarta.persistence;

/**
 * Thrown by the persistence provider when an entity reference obtained by
 * {@link EntityManager#getReference EntityManager.getReference}
 * is accessed but the entity does not exist. Thrown when
 * {@link EntityManager#refresh EntityManager.refresh} is called and the
 * object no longer exists in the database. 
 * Thrown when {@link EntityManager#lock EntityManager.lock} is used with
 * pessimistic locking is used and the entity no longer exists in the database.
 * 

The current transaction, if one is active and the persistence context * has been joined to it, will be marked for rollback. * * @see EntityManager#getReference(Class,Object) * @see EntityManager#refresh(Object) * @see EntityManager#refresh(Object, LockModeType) * @see EntityManager#refresh(Object, java.util.Map) * @see EntityManager#refresh(Object, LockModeType, java.util.Map) * @see EntityManager#lock(Object, LockModeType) * @see EntityManager#lock(Object, LockModeType, java.util.Map) * * @since 1.0 */ public class EntityNotFoundException extends PersistenceException { /** * Constructs a new {@code EntityNotFoundException} exception with * {@code null} as its detail message. */ public EntityNotFoundException() { super(); } /** * Constructs a new {@code EntityNotFoundException} exception with * {@code null} as its detail message. */ public EntityNotFoundException(Exception cause) { super(cause); } /** * Constructs a new {@code EntityNotFoundException} exception with the * specified detail message. * * @param message the detail message. */ public EntityNotFoundException(String message) { super(message); } /** * Constructs a new {@code EntityNotFoundException} exception with the * specified detail message. * * @param message the detail message. */ public EntityNotFoundException(String message, Exception cause) { super(message, cause); } }





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