/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.cocoon.ojb.jdo.components;

import org.apache.avalon.framework.activity.Initializable;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.avalon.framework.thread.ThreadSafe;

import org.apache.ojb.jdori.sql.OjbStorePMF;

import javax.jdo.PersistenceManager;
import javax.jdo.PersistenceManagerFactory;

/**
 * Implementation of the JDO component. Creates one PersistenceManagerFactory
 * and stores it for the future use.
 *
 * @author <a href="mailto:antonio@apache.org">Antonio Gallardo</a>
 * @version CVS $Id$
*/
public class JDOImpl extends AbstractLogEnabled
                     implements JDO, ThreadSafe, Initializable {

    protected PersistenceManagerFactory factory;

    /* (non-Javadoc)
     * @see org.apache.cocoon.ojb.jdori.components.JDO#getPersistenceManager()
     */
    public PersistenceManager getPersistenceManager() {
        return this.factory.getPersistenceManager();
    }

    /* (non-Javadoc)
     * @see org.apache.avalon.framework.activity.Initializable#initialize()
     */
    public void initialize() throws Exception {
        this.factory = new OjbStorePMF();
    }
}