ASF_20_SRC_AUTO/src/blocks/ojb/java/org/apache/cocoon/ojb/jdo/components/JdoPMFImpl.java

/*
 * Copyright 1999-2004 The Apache Software Foundation.
 * 
 * Licensed 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 javax.jdo.PersistenceManager;
import javax.jdo.PersistenceManagerFactory;

import org.apache.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.activity.Initializable;
import org.apache.avalon.framework.configuration.Configurable;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.thread.ThreadSafe;
import org.apache.cocoon.ojb.components.AbstractOjbImpl;
import org.apache.ojb.jdori.sql.OjbStorePMF;

/**
* Implementation of the JdoPMF. Create one PMF and store it for future use
 *
 * @author <a href="mailto:antonio@apache.org">Antonio Gallardo</a>
 * @version CVS $Id: JdoPMFImpl.java,v 1.5 2004/03/05 13:02:02 bdelacretaz Exp $
*/
public class JdoPMFImpl extends AbstractOjbImpl implements JdoPMF, Configurable, Initializable,
Disposable, ThreadSafe
{
	protected PersistenceManagerFactory factory = null;
	
    /* (non-Javadoc)
     * @see org.apache.avalon.framework.configuration.Configurable#configure(org.apache.avalon.framework.configuration.Configuration)
     */
    public void configure(Configuration myconf) throws ConfigurationException
    {
		if (this.getLogger().isDebugEnabled())
			this.getLogger().debug("OJB-JDO: configuration");
    }

    /* (non-Javadoc)
     * @see org.apache.avalon.framework.activity.Disposable#dispose()
     */
    public void dispose()
    {
        super.dispose();
		if (this.getLogger().isDebugEnabled())
			this.getLogger().debug("OJB-JDO: Disposed OK!");
    }

	/* (non-Javadoc)
	 * @see org.apache.cocoon.ojb.jdori.components.JdoPMF#getPersistenceManager()
	 */
	public PersistenceManager getPersistenceManager()
	{
		return factory.getPersistenceManager();
	}
	/* (non-Javadoc)
	 * @see org.apache.avalon.framework.activity.Initializable#initialize()
	 */
	public void initialize() throws Exception
	{
        super.initialize();
		try
		{
			// Create the factory
			factory = new OjbStorePMF();
			if (this.getLogger().isDebugEnabled())
						this.getLogger().debug("OJB-JDO: Started OK!");
		}
		catch (Throwable t)
		{
			if (this.getLogger().isFatalErrorEnabled()) {
				this.getLogger().fatalError("OJB-JDO: Started failed: Cannot create a Persistence Manager Factory.",t);
			}
		}
	}
}