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  1.  
  2.  
  3. import java.awt.*;
  4. import java.net.*;
  5. import java.applet.*;
  6. import java.awt.event.*;
  7. import java.io.*;
  8.  
  9. public class Client extends Panel implements Runnable {
  10.  
  11.     private TextField tf = new TextField();
  12.     private TextArea ta = new TextArea();
  13.  
  14.     private Socket socket;
  15.  
  16.     private DataOutputStream dout;
  17.     private DataInputStream iD;
  18.  
  19.  
  20.     public Client( String host, int port) {
  21.         setLayout(new BorderLayout());
  22.         add("North", tf);
  23.         add("Center", ta);
  24.  
  25.         tf.addActionListener(new ActionListener() {
  26.             public void actionPerformed(ActionEvent e) {
  27.                 processMessage(e.getActionCommand());
  28.                                  }
  29.                              }
  30.         );
  31.  
  32.         try {
  33.             socket = new Socket(host, port);
  34.             System.out.println("Connected...");
  35.  
  36.             iD = new DataInputStream(socket.getInputStream());
  37.             dout = new DataOutputStream(socket.getOutputStream());
  38.  
  39.             new Thread(this).start();
  40.         } catch (IOException e) {
  41.             System.out.println(e);
  42.         }
  43.  
  44.     }
  45.         private void processMessage( String message ){
  46.             try {
  47.                 dout.writeUTF(message);
  48.                 tf.setText("");
  49.             } catch (IOException ie) {
  50.                 System.out.println(ie);
  51.             }
  52.         }
  53.  
  54.  
  55.         public void run(){
  56.             try{
  57.                 while(true){
  58.                     String message = iD.readUTF();
  59.                     ta.append(message+"\n");
  60.                 }
  61.             }
  62.             catch (IOException ie)
  63.             {
  64.                 System.out.println( ie);
  65.             }
  66.  
  67.         }
  68.  
  69.  
  70.  
  71.     }
  72.  
  73.  
  74.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:9: error: class Client is public, should be declared in a file named Client.java
public class Client extends Panel implements Runnable {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/WBfvi3
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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