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如何重现“java.net.SocketException.Connection reset”?
我试图重现“ java.net.SocketException.Connection reset”异常.

想知道是否有任何可用的程序可以帮助我模拟它.我尝试使用服务器和客户端程序来查看是否可以模拟,但我无法获得任何异常.我正在使用java8.

服务器代码 –

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketException;
import java.net.SocketTimeoutException;


public class SimpleServerApp {

    public static void main(String[] args) throws InterruptedException {

        new Thread(new SimpleServer()).start();

    }

    static class SimpleServer implements Runnable {

        @Override
        public void run() {

            ServerSocket serverSocket = null;

            try {
                serverSocket = new ServerSocket(3333);
                serverSocket.setSoTimeout(0);

                //serverSocket.
                while (true) {
                    try {
                        Socket clientSocket = serverSocket.accept();

                        BufferedReader inputReader = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));

                        System.out.println("Client said :"+ inputReader.readLine());

                    } catch (SocketTimeoutException e) {
                        e.printStackTrace();
                    }
                }

            }catch (Exception e) {
                e.printStackTrace();
                System.out.println(" EXCEPTION " + e.getStackTrace());
            }/*catch (IOException e1) {
                e1.printStackTrace();
            }*/ /*finally {
                try {
                    if (serverSocket != null) {
                        serverSocket.close();
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }*/

        }

    }
}

客户代码 –

import java.io.IOException;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;


public class SimpleClientApp {

    public static void main(String[] args) {

        new Thread(new SimpleClient()).start();

    }

    static class SimpleClient implements Runnable {

        @Override
        public void run() {

            Socket socket = null;
            try {

                socket = new Socket("localhost", 3333);


                PrintWriter outWriter = new PrintWriter(socket.getOutputStream(), true);

                System.out.println("Wait");

                Thread.sleep(20000);
                //System.exit(0);
                //throw new Exception("Random exception");
                //socket.close();

                outWriter.println("Hello Mr. Server!");

            }catch (SocketException e) {
                e.printStackTrace();
            }catch (InterruptedException e) {
                e.printStackTrace();
            } catch (UnknownHostException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (Exception e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } /*finally {

                try {
                    if (socket != null)
                        socket.close();
                } catch (IOException e) {

                    e.printStackTrace();
                }


            }
*/      }

    }

}

场景1.

>在本地启动服务器程序.
>在本地启动客户端程序.
>突然关闭客户端程序(Ctrl C) – 我只是打开输出
服务器程序“客户端说:null”

情景2.

>在本地启动服务器程序.
>在本地启动客户端程序.
>客户端连接到服务器,然后客户端程序正在等待服务器程序突然关闭.仍然不例外.

有些人可以通过工作示例代码告诉我一些可以产生连接重置异常的方法.

最佳答案
这对我有用:

class Server {

    public static void main(String[] args) throws Exception {
        ServerSocket ss = new ServerSocket(9999);
        Socket s = ss.accept();
        InputStream i = s.getInputStream();
        i.read();
    }
}

客户端连接和断开连接而不关闭套接字

class Client {

    public static void main(String[] args) throws Exception {
        Socket s = new Socket("localhost", 9999);
    }
}

这导致服务器上的异常

Exception in thread "main" java.net.SocketException: Connection reset
    at java.net.SocketInputStream.read(Unknown Source)
    at java.net.SocketInputStream.read(Unknown Source)
    at java.net.SocketInputStream.read(Unknown Source)
    at net.Server.main(Server.java:13)
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