/*-------------------------------------------------------------------------
*
* Copyright (c) 2007-2011, PostgreSQL Global Development Group
*
*
*-------------------------------------------------------------------------
*/
package org.postgresql.xa;

import org.postgresql.ds.common.*;

import javax.naming.*;
import java.util.Hashtable;

/**
 * An ObjectFactory implementation for PGXADataSource-objects. 
 */

public class PGXADataSourceFactory extends PGObjectFactory
{
    /* All the other PostgreSQL DataSource use PGObjectFactory directly, but we
     * can't do that with PGXADataSource because referencing PGXADataSource
     * from PGObjectFactory would break "JDBC2 Enterprise" edition build which
     * doesn't include PGXADataSource.
     */

    public Object getObjectInstance(Object obj, Name name, Context nameCtx,
                                    Hashtable environment) throws Exception
    {
        Reference ref = (Reference)obj;
        String className = ref.getClassName();
        if (className.equals("org.postgresql.xa.PGXADataSource"))
        {
            return loadXADataSource(ref);
        }
	else 
	    return null;
    }

    private Object loadXADataSource(Reference ref)
    {
        PGXADataSource ds = new PGXADataSource();
        return loadBaseDataSource(ds, ref);
    }
}
