socket(java)

Client.java

public class Client<br />{<br /> Socket socket;<br /> BufferedReader in;<br /> PrintWriter out;<br /> public Client()<br /> {<br /> try{<br /> System.out.println("Try to Connect to 127.0.0.1:10000");<br /> socket = new Socket("127.0.0.1",10000);<br /> System.out.println("The Server Connected!");<br /> System.out.println("Please enter some Character:");<br /> BufferedReader line = new BufferedReader(new InputStreamReader(System.in));<br /> out = new PrintWriter(socket.getOutputStream(),true);<br /> out.println(line.readLine());<br /> in = new BufferedReader(new InputStreamReader(socket.getInputStream()));<br /> System.out.println(in.readLine());<br /> out.close();<br /> in.close();<br /> socket.close();<br /> }<br /> catch(IOException e)<br /> {<br /> out.println("Wrong");<br /> }<br /> }</p><p> public static void main(String[] args)<br /> {<br /> new Client();<br /> }<br />}

 

Server.java

public class Server<br />{<br /> private ServerSocket ss;<br /> private Socket socket;<br /> private BufferedReader in;<br /> private PrintWriter out;<br /> public Server()<br /> {<br /> try{<br /> ss = new ServerSocket(10000);<br /> while(true){<br /> socket = ss.accept();<br /> String RemoteIP = socket.getInetAddress().getHostAddress();<br /> String RemotePort = ":"+socket.getLocalPort();<br /> System.out.println("A client come in!IP:"+RemoteIP+RemotePort);<br /> in = new BufferedReader(new InputStreamReader(socket.getInputStream()));<br /> String line = in.readLine();<br /> System.out.println("Client send is :" + line);<br /> out = new PrintWriter(socket.getOutputStream(),true);<br /> out.println("Your Message Received!");<br /> out.println("");<br /> out.close();<br /> in.close();<br /> socket.close();<br /> }<br /> }<br /> catch (IOException e){<br /> out.println("wrong");<br /> }<br /> }</p><p> public static void main(String[] args)<br /> {<br /> new Server();<br /> }<br />}

 

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