79 lines
2.6 KiB
Java
Executable File
79 lines
2.6 KiB
Java
Executable File
/**
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* Copyright 2018-2028 WindChat Group
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.windchat.common.netty;
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import com.akaxin.proto.core.CoreProto;
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import com.windchat.common.command.Command;
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import com.windchat.common.command.RedisCommand;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.channel.SimpleChannelInboundHandler;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* @author Sam{@link an.guoyue254@gmail.com}
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* @since 2018-01-19 18:54:30
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*/
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public class NettyClientHandler extends SimpleChannelInboundHandler<RedisCommand> {
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private static final Logger logger = LoggerFactory.getLogger(NettyClientHandler.class);
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private final NettyClient2 nettyClient;
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public NettyClientHandler(NettyClient2 nettyClient) {
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this.nettyClient = nettyClient;
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}
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@Override
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public void channelActive(ChannelHandlerContext ctx) throws Exception {
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}
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@Override
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public void channelInactive(ChannelHandlerContext ctx) throws Exception {
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// logger.info("------Close channel of tcp socket.-----");
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}
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@Override
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protected void channelRead0(ChannelHandlerContext ctx, RedisCommand redisCmd) throws Exception {
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String version = redisCmd.getParameterByIndex(0);
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String action = redisCmd.getParameterByIndex(1);
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byte[] params = redisCmd.getBytesParamByIndex(2);
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CoreProto.TransportPackageData packageData = CoreProto.TransportPackageData.parseFrom(params);
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CoreProto.ErrorInfo errInfo = packageData.getErr();
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Command command = new Command();
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command.setHeader(packageData.getHeaderMap());
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command.setParams(packageData.getData().toByteArray());
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// logger.info("netty client channel handler command={}", command.toString());
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NettyClientHandler.this.nettyClient
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.handleResponse(new RedisCommandResponse(redisCmd, errInfo.getCode(), errInfo.getInfo()));
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}
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@Override
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public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
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if (cause != null) {
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logger.error("netty client channel exeception happen.", cause);
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}
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ctx.close();
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}
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@Override
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public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
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}
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}
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