org.joyqueue.network.codec.ProduceMessageRollbackRequestCodec Maven / Gradle / Ivy
/**
* Copyright 2019 The JoyQueue Authors.
*
* 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 org.joyqueue.network.codec;
import org.joyqueue.network.command.JoyQueueCommandType;
import org.joyqueue.network.command.ProduceMessageRollbackRequest;
import org.joyqueue.network.serializer.Serializer;
import org.joyqueue.network.transport.codec.JoyQueueHeader;
import org.joyqueue.network.transport.codec.PayloadCodec;
import org.joyqueue.network.transport.command.Type;
import io.netty.buffer.ByteBuf;
/**
* ProduceMessageRollbackRequestCodec
*
* author: gaohaoxiang
* date: 2018/12/19
*/
public class ProduceMessageRollbackRequestCodec implements PayloadCodec, Type {
@Override
public ProduceMessageRollbackRequest decode(JoyQueueHeader header, ByteBuf buffer) throws Exception {
ProduceMessageRollbackRequest produceMessageRollbackRequest = new ProduceMessageRollbackRequest();
produceMessageRollbackRequest.setTopic(Serializer.readString(buffer, Serializer.SHORT_SIZE));
produceMessageRollbackRequest.setApp(Serializer.readString(buffer, Serializer.SHORT_SIZE));
produceMessageRollbackRequest.setTxId(Serializer.readString(buffer, Serializer.SHORT_SIZE));
return produceMessageRollbackRequest;
}
@Override
public void encode(ProduceMessageRollbackRequest payload, ByteBuf buffer) throws Exception {
Serializer.write(payload.getTopic(), buffer, Serializer.SHORT_SIZE);
Serializer.write(payload.getApp(), buffer, Serializer.SHORT_SIZE);
Serializer.write(payload.getTxId(), buffer, Serializer.SHORT_SIZE);
}
@Override
public int type() {
return JoyQueueCommandType.PRODUCE_MESSAGE_ROLLBACK_REQUEST.getCode();
}
}