/*
 * Copyright (C) 2003-2004 Red Hat Inc. All Rights Reserved.
 *
 * 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; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */
package com.redhat.persistence.pdl.adapters;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;

/**
 * BigIntegerAd
 *
 * @author Rafael H. Schloming &lt;rhs@mit.edu&gt;
 * @version $Revision: #7 $ $Date: 2004/08/16 $
 **/

public class BigIntegerAd extends SimpleAdapter {

    public final static String versionId = "$Id: BigIntegerAd.java 287 2005-02-22 00:29:02Z sskracic $ by $Author: sskracic $, $DateTime: 2004/08/16 18:10:38 $";

    public BigIntegerAd() {
	super("global.BigInteger", Types.NUMERIC);
    }

    public void bind(PreparedStatement ps, int index, Object obj, int type)
	throws SQLException {
	ps.setBigDecimal(index, new BigDecimal((BigInteger) obj));
    }

    public Object fetch(ResultSet rs, String column) throws SQLException {
	BigDecimal bd = rs.getBigDecimal(column);
	if (bd == null) {
	    return null;
	} else {
	    return bd.toBigInteger();
	}
    }

}
