/**
 * Redistribution and use of this software and associated documentation
 * ("Software"), with or without modification, are permitted provided
 * that the following conditions are met:
 *
 * 1. Redistributions of source code must retain copyright
 *    statements and notices.  Redistributions must also contain a
 *    copy of this document.
 *
 * 2. Redistributions in binary form must reproduce the
 *    above copyright notice, this list of conditions and the
 *    following disclaimer in the documentation and/or other
 *    materials provided with the distribution.
 *
 * 3. The name "Exolab" must not be used to endorse or promote
 *    products derived from this Software without prior written
 *    permission of Intalio, Inc.  For written permission,
 *    please contact info@exolab.org.
 *
 * 4. Products derived from this Software may not be called "Exolab"
 *    nor may "Exolab" appear in their names without prior written
 *    permission of Intalio, Inc. Exolab is a registered
 *    trademark of Intalio, Inc.
 *
 * 5. Due credit should be given to the Exolab Project
 *    (http://www.exolab.org/).
 *
 * THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
 * INTALIO, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Copyright 1999 (C) Intalio, Inc. All Rights Reserved.
 *
 * $Id: PersistenceEngineFactory.java 8111 2009-03-04 23:04:42Z rjoachim $
 */

package org.exolab.castor.persist;

import org.castor.jdo.engine.DatabaseContext;
import org.exolab.castor.mapping.MappingException;
import org.exolab.castor.persist.spi.PersistenceFactory;
import org.exolab.castor.xml.ClassDescriptorResolver;

/**
 * Factory for constructing new persistence engines. Used by the APIs
 * to obtain a new persistence engine using an SPI factory and mapping
 * resolver. The returned object implements the {@link LockEngine}
 * interface.
 *
 * @author <a href="arkin@intalio.com">Assaf Arkin</a>
 * @author <a href="mailto:ferret AT frii dot com">Bruce Snyder</a>
 * @version $Revision: 8111 $ $Date: 2005-07-24 11:48:19 -0600 (Sun, 24 Jul 2005) $
 */
public final class PersistenceEngineFactory {
    /**
     * Creates and returns a new persistence engine.
     *
     * @throws MappingException The SPI factory could not support one of
     *  object types due to a mapping errot
     */
    public LockEngine createEngine(final DatabaseContext databaseContext, 
                                   final ClassDescriptorResolver cdResolver,
                                   final PersistenceFactory persistenceFactory)
    throws MappingException {
        return new LockEngine(databaseContext, cdResolver, persistenceFactory);
    }
}
