增加protobuf映射实体解析数据

liusuyi

2024-10-24 e9ad2e18fcff1e6adcf4dd624a8ec02f9cb6c13e

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package com.ard.tianyu.netty;
 
import com.ard.tianyu.config.TyConfiguration;
import com.ard.tianyu.netty.handler.ClientHandler;
import com.ard.tianyu.netty.handler.MessageProtocolDecoder;
import com.ard.tianyu.netty.handler.MessageProtocolEncoder;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.*;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.timeout.IdleStateHandler;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
 
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;
 
@Component
@Slf4j
public class TyNettyTcpClient {
 
    public static Map<String, TyBoxSession> channels = new HashMap<>();
 
    EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
 
    @Resource
    private TyConfiguration tyConfiguration;
    @Resource
    ClientHandler clientHandler;
 
    /**
     * 初始化Bootstrap
     */
    private Bootstrap getBootstrap() {
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(eventLoopGroup)
                .channel(NioSocketChannel.class)
                .option(ChannelOption.TCP_NODELAY, true)
                .option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel socketChannel) throws Exception {
                        ChannelPipeline pipeline = socketChannel.pipeline();
                        pipeline.addLast("heart", new IdleStateHandler(0, 3, 0, TimeUnit.SECONDS));
                        pipeline.addLast("encoder", new MessageProtocolEncoder());
                        pipeline.addLast("decoder", new MessageProtocolDecoder());
                        pipeline.addLast("handler", clientHandler);
                    }
                });
        return bootstrap;
    }
 
    /**
     * 初始化连接
     */
    public void initConnection(String host, Integer port) {
 
        log.info("初始化连接天宇tcp服务器【{}:{}】", host, port);
        String currentBoxSn = "";
        //判断是否已经存在连接，如果存在则关闭之前的连接
        if (channels.containsKey(host + ":" + port)) {
            currentBoxSn = channels.get(host + ":" + port).getSubBoxSn();
            channels.get(host + ":" + port).getChannelFuture().channel().close();
        }
 
        //异步连接tcp服务端
        Bootstrap bootstrap = getBootstrap();
        ChannelFuture future = bootstrap.connect(host, port).addListener((ChannelFuture futureListener) -> {
            if (futureListener.isSuccess()) {
                log.info("连接天宇TCP服务器成功【{}:{}】", host, port);
            } else {
                final EventLoop eventLoop = futureListener.channel().eventLoop();
                eventLoop.schedule(() -> {
                    log.info("连接天宇TCP服务器失败【{}:{}】,正尝试重连...", host, port);
                    try {
                        initConnection(host, port);
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
                }, 5, TimeUnit.SECONDS);
            }
        });
        //将连接存入集合
        channels.put(host + ":" + port, TyBoxSession.builder().subBoxSn(currentBoxSn).channelFuture(future).isReConnect(!currentBoxSn.equals("")).build());
    }
 
    //创建天宇连接
    @PostConstruct
    public void createTyConnect() {
        try {
            initConnection(tyConfiguration.getTcpserver(), tyConfiguration.getTcpport());
        } catch (Exception e) {
            log.error("创建TCP连接异常:{}", e.getMessage());
        }
    }
}