com.github.shyiko.mysql.binlog.event.deserialization.XAPrepareEventDataDeserializer Maven / Gradle / Ivy
/*
* Copyright 2013 Stanley Shyiko
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.shyiko.mysql.binlog.event.deserialization;
import com.github.shyiko.mysql.binlog.event.XAPrepareEventData;
import com.github.shyiko.mysql.binlog.io.ByteArrayInputStream;
import java.io.IOException;
/**
* https://github.com/mysql/mysql-server/blob/5.7/libbinlogevents/src/control_events.cpp#L590
*
* onePhase : boolean, 1byte
* formatID : int, 4byte
* gtridLength : int, 4byte
* bqualLength : int, 4byte
* data : String, gtrid + bqual, (gtridLength + bqualLength)byte
*
* @author Steven Cheng
*/
public class XAPrepareEventDataDeserializer implements EventDataDeserializer {
@Override
public XAPrepareEventData deserialize(ByteArrayInputStream inputStream) throws IOException {
XAPrepareEventData xaPrepareEventData = new XAPrepareEventData();
xaPrepareEventData.setOnePhase(inputStream.read() == 0x00 ? false : true);
xaPrepareEventData.setFormatID(inputStream.readInteger(4));
xaPrepareEventData.setGtridLength(inputStream.readInteger(4));
xaPrepareEventData.setBqualLength(inputStream.readInteger(4));
xaPrepareEventData.setData(inputStream.read(
xaPrepareEventData.getGtridLength() + xaPrepareEventData.getBqualLength()));
return xaPrepareEventData;
}
}