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Java socket程式設計除錯服務端收發小工具

javac RuphyServer.java -encoding utf-8

javaRuphyServer

RuphyServer.java

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class RuphyServer {
    ServerSocket serverSocket;
    private String msg;

    public RuphyServer(int port) {
        try {
            serverSocket = new ServerSocket(port);
            System.out.println("伺服器已經啟動,監聽埠是:" + port);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public void listen() throws IOException {
        while (true) {
            Socket socket = serverSocket.accept();
            new Thread(new ConnectProcess(socket)).start();
        }
    }

    static class ConnectProcess implements Runnable {
        private final Socket socket;

        public ConnectProcess(Socket socket) throws IOException {
            this.socket = socket;
        }

        @Override
        public void run() {
            try {
                InputStream inputStream = socket.getInputStream();
                OutputStream outputStream = socket.getOutputStream();
                byte[] buffer = new byte[1024];
                int len = 0;
                while ((len = inputStream.read(buffer)) > 0) {
                    String msg = new String(buffer, 0, len);
                    System.out.println("收到訊息:" + msg);
                    outputStream.write((msg).getBytes());
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

   public static void main(String[] args) throws IOException {
        if(args.length > 0){
            for (int i = 0; i < args.length; i++) {
                int port = Integer.valueOf(args[i]);
                new Thread(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            new BioServer(port).listen();
                        } catch (IOException e) {
                            e.printStackTrace();
                        }
                    }
                }).start();
            }
        }
        for (int i = 0; i < 20; i++) {
            int port = 8090+i;
            new Thread(new Runnable() {
                @Override
                public void run() {
                    try {
                        new BioServer(port).listen();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }).start();
        }
        System.in.read();

    }
}