/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 * 
 *    (C) 2005-2008, Open Source Geospatial Foundation (OSGeo)
 *   
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation;
 *    version 2.1 of the License.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 */
package org.geotools.referencing.factory.epsg;

// J2SE dependencies and extensions
import java.sql.Connection;
import java.sql.PreparedStatement;

// Geotools dependencies
import org.geotools.factory.Hints;


/**
 * This factory uses the MS-Access dialect of SQL. Because the primary distribution format for the
 * EPSG database is MS-Access there is very little work to do in our {@link #adaptSQL} method.
 *
 * @since 2.4
 *
 * @source $URL$
 * @version $Id$
 * @author Jody Garnett
 */
public class AccessDialectEpsgFactory extends AbstractEpsgFactory {
    /**
     * Constructs an authority factory using the specified connection.
     *
     * @param userHints The underlying factories used for objects creation.
     * @param connection The connection to the underlying EPSG database.
     */
    public AccessDialectEpsgFactory(final Hints userHints, final Connection connection) {
        super(userHints, connection);
    }

    /**
     * Invoked when a new {@link PreparedStatement} is about to be created from a SQL string.
     * 
     * Since the <A HREF="http://www.epsg.org">EPSG database</A> is available mainly in MS-Access
     * format, and this is the target of our super class, we have no work to do here.
     *
     * @param  statement The statement in MS-Access syntax.
     * @return The SQL statement to use. This implementation returns the string unchanged.
     */
    protected String adaptSQL(final String statement) {
        return statement;
    }
}