/*
   Copyright (C) 2002 MySQL AB

      This program is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published by
      the Free Software Foundation; either version 2 of the License, or
      (at your option) any later version.

      This program 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 General Public License for more details.

      You should have received a copy of the GNU General Public License
      along with this program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */
package com.mysql.jdbc;

import java.sql.SQLException;

import java.util.Properties;


/**
 * Utility functions for admin functionality from Java.
 *
 * @author Mark Matthews
 */
public class MiniAdmin {
    private Connection conn;

    /**
     * Create a new MiniAdmin using the given connection
     *
     * @param conn the existing connection to use.
     *
     * @throws SQLException if an error occurs
     */
    public MiniAdmin(java.sql.Connection conn) throws SQLException {
        if (conn == null) {
            throw new SQLException("Conection can not be null.", SQLError.SQL_STATE_GENERAL_ERROR);
        }

        if (!(conn instanceof Connection)) {
            throw new SQLException("MiniAdmin can only be used with MySQL connections",
                SQLError.SQL_STATE_GENERAL_ERROR);
        }

        this.conn = (Connection) conn;
    }

    /**
     * Create a new MiniAdmin, connecting using the given JDBC
     * URL.
     *
     * @param jdbcUrl the JDBC URL to use
     *
     * @throws SQLException if an error occurs
     */
    public MiniAdmin(String jdbcUrl) throws SQLException {
        this(jdbcUrl, new Properties());
    }

    /**
     * Create a new MiniAdmin, connecting using the given JDBC
     * URL and properties
     *
     * @param jdbcUrl the JDBC URL to use
     * @param props the properties to use when connecting
     *
     * @throws SQLException if an error occurs
     */
    public MiniAdmin(String jdbcUrl, Properties props)
        throws SQLException {
        this.conn = (Connection) (new Driver().connect(jdbcUrl, props));
    }

    /**
     * Shuts down the MySQL server at the other end of the connection
     * that this MiniAdmin was created from/for.
     *
     * @throws SQLException if an error occurs
     */
    public void shutdown() throws SQLException {
        conn.shutdownServer();
    }
}