package com.tesora.dve.mysqlapi.repl.messages;

/*
 * #%L
 * Tesora Inc.
 * Database Virtualization Engine
 * %%
 * Copyright (C) 2011 - 2014 Tesora Inc.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 * 
 * 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 Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

import org.apache.log4j.Logger;

public enum MyLogEventType {
	// MySql log events
	START_EVENT_V3((byte) 0x01),
	QUERY_EVENT((byte) 0x02),
	STOP_EVENT((byte) 0x03),
	ROTATE_EVENT((byte) 0x04),
	INTVAR_EVENT((byte) 0x05),
	LOAD_EVENT((byte) 0x06),
	SLAVE_EVENT((byte) 0x07),
	CREATE_FILE_EVENT((byte) 0x08),
	APPEND_BLOCK_EVENT((byte) 0x09),
	EXEC_LOAD_EVENT((byte) 0x0A),
	DELETE_FILE_EVENT((byte) 0x0B),
	NEW_LOAD_EVENT((byte) 0x0C),
	RAND_EVENT((byte) 0x0D),
	USER_VAR_EVENT((byte) 0x0E),
	FORMAT_DESCRIPTION_EVENT((byte) 0x0F),
	XID_EVENT((byte) 0x10),
	BEGIN_LOAD_QUERY_EVENT((byte) 0x11),
	EXECUTE_LOAD_QUERY_EVENT((byte) 0x12),
	TABLE_MAP_EVENT((byte) 0x13),
	INCIDENT_EVENT((byte) 0x1A),
	HEARTBEAT_LOG_EVENT((byte) 0x1B),
    

	// These event numbers were used for 5.1.0 to 5.1.15 and are
    // therefore obsolete.
	PRE_GA_WRITE_ROWS_EVENT((byte) 0x14),
	PRE_GA_UPDATE_ROWS_EVENT((byte) 0x15),
	PRE_GA_DELETE_ROWS_EVENT((byte) 0x16),

	// These event numbers are used from 5.1.16 and forward
	WRITE_ROWS_EVENT((byte) 0x17),
	UPDATE_ROWS_EVENT((byte) 0x18),
	DELETE_ROWS_EVENT((byte) 0x19),

	UNKNOWN_EVENT((byte) 0x00);

	private static final Logger logger = Logger.getLogger(MyLogEventType.class);
	
	private final byte msgTypeasByte;
	
	private MyLogEventType(byte b) {
		msgTypeasByte = b;
	}
	
	public static MyLogEventType fromByte(byte b) {
		for (MyLogEventType mt : values()) {
			if (mt.msgTypeasByte == b) {
				return mt;
			}
		}

        logger.error("Unknown log event type requested: " + b );
		return UNKNOWN_EVENT;
	}
	
	public byte getByteValue() {
		return msgTypeasByte;
	}
}