Java tutorial
/******************************************************************************* * 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; /** * 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. * <p> 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 Java Persistence 1.0 */ public class EntityNotFoundException extends PersistenceException { /** * Constructs a new <code>EntityNotFoundException</code> exception with * <code>null</code> as its detail message. */ public EntityNotFoundException() { super(); } /** * Constructs a new <code>EntityNotFoundException</code> exception with the * specified detail message. * * @param message * the detail message. */ public EntityNotFoundException(String message) { super(message); } }