com.mysql.cj.jdbc.admin.MiniAdmin Maven / Gradle / Ivy

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JDBC Type 4 driver for MySQL
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/*
 * Copyright (c) 2002, 2020, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, version 2.0, as published by the
 * Free Software Foundation.
 *
 * This program is also distributed with certain software (including but not
 * limited to OpenSSL) that is licensed under separate terms, as designated in a
 * particular file or component or in included license documentation. The
 * authors of MySQL hereby grant you an additional permission to link the
 * program and your derivative works with the separately licensed software that
 * they have included with MySQL.
 *
 * Without limiting anything contained in the foregoing, this file, which is
 * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
 * version 1.0, a copy of which can be found at
 * http://oss.oracle.com/licenses/universal-foss-exception.
 *
 * 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, version 2.0,
 * 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.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 */

package com.mysql.cj.jdbc.admin;

import java.sql.SQLException;
import java.util.Properties;

import com.mysql.cj.Messages;
import com.mysql.cj.exceptions.MysqlErrorNumbers;
import com.mysql.cj.jdbc.Driver;
import com.mysql.cj.jdbc.JdbcConnection;
import com.mysql.cj.jdbc.exceptions.SQLError;

/**
 * Utility functions for admin functionality from Java.
 */
public class MiniAdmin {
    private JdbcConnection 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 SQLError.createSQLException(Messages.getString("MiniAdmin.0"), MysqlErrorNumbers.SQL_STATE_GENERAL_ERROR, null);
        }

        if (!(conn instanceof JdbcConnection)) {
            throw SQLError.createSQLException(Messages.getString("MiniAdmin.1"), MysqlErrorNumbers.SQL_STATE_GENERAL_ERROR,
                    ((com.mysql.cj.jdbc.ConnectionImpl) conn).getExceptionInterceptor());
        }

        this.conn = (JdbcConnection) 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 = (JdbcConnection) (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 {
        this.conn.shutdownServer();
    }
}