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
/*******************************************************************************
 * 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 
EntityManager.persist(Object) is called and the entity already exists. The current transaction, if one is active, will be marked for rollback. 

If the entity already exists, the EntityExistsException may be thrown when
the persist operation is invoked, or the EntityExistsException or another
PersistenceException may be thrown at flush or commit time.
 The current transaction, if one is active and the persistence context
has been joined to it, will be marked for rollback.
See Also:
EntityManager.persist(Object)
Since:
Java Persistence 1.0/**
 * Thrown by the persistence provider when {@link EntityManager#persist(Object)
 * EntityManager.persist(Object)} is called and the entity already exists. The
 * current transaction, if one is active, will be marked for rollback.
 * <p>
 * If the entity already exists, the <code>EntityExistsException</code> may be thrown when
 * the persist operation is invoked, or the <code>EntityExistsException</code> or another
 * <code>PersistenceException</code> may be thrown at flush or commit time.
 * <p> The current transaction, if one is active and the persistence context
 * has been joined to it, will be marked for rollback.
 *
 * @see javax.persistence.EntityManager#persist(Object)
 * 
 * @since Java Persistence 1.0
 */
public class EntityExistsException extends PersistenceException {

    
Constructs a new EntityExistsException exception with
null as its detail message.
/**
     * Constructs a new <code>EntityExistsException</code> exception with
     * <code>null</code> as its detail message.
     */
    public EntityExistsException() {
        super();
    }

    
Constructs a new EntityExistsException exception with the
specified detail message.
Params:
message – 
           the detail message./**
     * Constructs a new <code>EntityExistsException</code> exception with the
     * specified detail message.
     * 
     * @param message
     *            the detail message.
     */
    public EntityExistsException(String message) {
        super(message);
    }

    
Constructs a new EntityExistsException exception with the
specified detail message and cause.
Params:
message – 
           the detail message.
cause – 
           the cause./**
     * Constructs a new <code>EntityExistsException</code> exception with the
     * specified detail message and cause.
     * 
     * @param message
     *            the detail message.
     * @param cause
     *            the cause.
     */
    public EntityExistsException(String message, Throwable cause) {
        super(message, cause);
    }

    
Constructs a new EntityExistsException exception with the
specified cause.
Params:
cause – 
           the cause./**
     * Constructs a new <code>EntityExistsException</code> exception with the
     * specified cause.
     * 
     * @param cause
     *            the cause.
     */
    public EntityExistsException(Throwable cause) {
        super(cause);
    }
}