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JDBC driver for MariaDB and MySQL for java 7
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/*
 *
 * MariaDB Client for Java
 *
 * Copyright (c) 2012-2014 Monty Program Ab.
 * Copyright (c) 2015-2017 MariaDB Ab.
 *
 * 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 Monty Program Ab [email protected].
 *
 * This particular MariaDB Client for Java file is work
 * derived from a Drizzle-JDBC. Drizzle-JDBC file which is covered by subject to
 * the following copyright and notice provisions:
 *
 * Copyright (c) 2009-2011, Marcus Eriksson
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this list
 * of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice, this
 * list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *
 * Neither the name of the driver nor the names of its contributors may not be
 * used to endorse or promote products derived from this software without specific
 * prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS  AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 */

package org.mariadb.jdbc.internal.com.send;

import org.mariadb.jdbc.internal.com.read.Buffer;
import org.mariadb.jdbc.internal.com.read.ErrorPacket;
import org.mariadb.jdbc.internal.io.input.PacketInputStream;

import java.io.IOException;
import java.sql.SQLException;

import static org.mariadb.jdbc.internal.com.Packet.ERROR;

public abstract class AbstractAuthSwitchSendResponsePacket implements InterfaceAuthSwitchSendResponsePacket {
    protected int packSeq = 0;
    protected byte[] authData;
    protected String password;
    protected String passwordCharacterEncoding;

    /**
     * Handle Authentication.
     *
     * @param packSeq                   packet sequence
     * @param authData                  authentication data
     * @param password                  password
     * @param passwordCharacterEncoding password character encoding
     */
    public AbstractAuthSwitchSendResponsePacket(int packSeq, byte[] authData, String password, String passwordCharacterEncoding) {
        this.packSeq = packSeq;
        this.authData = authData;
        this.password = password;
        this.passwordCharacterEncoding = passwordCharacterEncoding;
    }

    /**
     * Handle response packet.
     *
     * @param reader packet fetcher
     * @throws SQLException if any functional error occur
     * @throws IOException  if any connection error occur
     */
    public void handleResultPacket(PacketInputStream reader) throws SQLException, IOException {
        Buffer buffer = reader.getPacket(true);
        if (buffer.getByteAt(0) == ERROR) {
            ErrorPacket ep = new ErrorPacket(buffer);
            String message = ep.getMessage();
            throw new SQLException("Could not connect: " + message, ep.getSqlState(), ep.getErrorNumber());
        }
    }
}