Vert.x实战二:TCP通信

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TCP客户端和服务端通信

package VertxTCPBaseTest;

import io.vertx.core.AbstractVerticle;
import io.vertx.core.Vertx;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.net.NetServer;

public class VertxTCPServer extends AbstractVerticle {

    @Override
    public void start() {
        // 创建TCP服务器
        NetServer server = vertx.createNetServer();

        // 处理连接请求
        server.connectHandler(socket -> {
            socket.handler(buffer -> {
                // 在这里应该解析报文,封装为协议对象,并找到响应的处理类,得到处理结果,并响应
                System.out.println("接收到的数据为:" + buffer.toString());

                // 按照协议响应给客户端
                socket.write(Buffer.buffer("Hello Vertx from Server!"));
            });

            // 监听客户端的退出连接
            socket.closeHandler(close -> {
                System.out.println("客户端退出连接");
            });

        });

        // 监听端口
        server.listen(33323, res -> {
            if (res.succeeded()) {
                System.out.println("服务器启动成功");
            }
        });
    }

    public static void main(String[] args) {
        Vertx.vertx().deployVerticle(new VertxTCPServer());
    }
}
package VertxTCPBaseTest;

import io.vertx.core.AbstractVerticle;
import io.vertx.core.Vertx;
import io.vertx.core.buffer.Buffer;
import io.vertx.core.net.NetClient;
import io.vertx.core.net.NetSocket;

public class VertxTCPClient extends AbstractVerticle {
    private static NetSocket netSocket;

    @Override
    public void start() {
        // 创建一个TCP客户端
        NetClient client = vertx.createNetClient();

        // 连接服务器
        client.connect(33323, "localhost", conn -> {
            if (conn.succeeded()) {
                System.out.println("客户端连接服务端成功");
                netSocket = conn.result();
                // 向服务器写数据
                netSocket.write(Buffer.buffer("Hello Vertx from Client!"));

                // 读取服务器的响应数据
                netSocket.handler(buffer -> {
                    System.out.println("接收到的数据为:" + buffer.toString());
                });
            } else {
                System.out.println("连接服务器异常");
            }
        });
    }

    public static void main(String[] args) {
        Vertx.vertx().deployVerticle(new VertxTCPClient());
    }
}

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转载自blog.csdn.net/haoranhaoshi/article/details/89296522