CHAT POUR 2 PERSONNES

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;

class Client2 extends Frame {

  //Declaration des attributs
  TextField t1;
  TextField adIP;
  Label adrIP;
  Label Nom;
  TextField nom;
  Button b1;
  static int a;
  Socket mySock;
  PrintStream ps;
  Label lText;
  Label lBvenue;
  String ligne;
  static TextArea ta;
  

  public Client2() {
    

    //Titre de la fenetre
    setTitle("Client");

    //Fermeture de la fenetre
    addWindowListener( new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });

    //Instanciation des attributs
    t1 = new TextField();
    adIP = new TextField();
    nom = new TextField();
    b1 = new Button("Envoyer");
    lText = new Label("Texte à envoyer :");
    adrIP = new Label("Entrez l'adresse IP ");
    Nom = new Label("Entrez votre nom ");
    lBvenue = new Label("Bienvenue sur votre application chat");
    ta = new TextArea(10,6);
    ta.setEditable(false);
    a=1;

   
    //Definir le layout et creer ses composants
    setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridx = 1;c.gridy = 0;c.gridheight = 1;c.gridwidth = 1;
    c.fill = GridBagConstraints.BOTH;
    c.weightx = 1.0;c.weighty = 1.0;
    c.insets = new Insets(5,5,5,5);
    add(lBvenue,c);
    c.gridy = 1;
    add(Nom,c);
    c.gridy = 2;
    add(nom,c);
    c.gridy = 3;
    add(adrIP,c);
    c.gridy = 4;
    add(adIP,c);
    c.gridy = 5;
    add(lText,c);
    c.gridy = 6;
    add(t1,c);
    c.gridy = 7;
    add(b1,c);
    c.gridy = 8;
    add(ta,c);

    //Action sur le bouton b1
    b1.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {

        try
        {
          if (a==1)
          {
            mySock = new Socket(adIP.getText(), 11111);
            ps= new PrintStream(mySock.getOutputStream());
          }

          //System.out.println("creation socket");
          ps.print(t1.getText());
          ta.append("<" + nom.getText() + "> " + t1.getText() + "\n");
          ps.println();
          a=1;
          ps.close();
          mySock.close();
          t1.setText("");
          adIP.setEditable(false);
          nom.setEditable(false);

        }
        catch(Exception err){err.printStackTrace();}
      }
    });

    //Taille de la fenetre
    setBackground(Color.cyan);
    pack();
    setLocation(350,350);
    //rendre la fenetre visible
    setVisible(true);

  

  }

  //Programme principal
  public static void main (String [] args)
  {
    new Client2();
    Socket sock2;
    ServerSocket ss2;
    DataInputStream dis2;
    String ligne;
    String temp = "";
    try
    { ss2 = new ServerSocket(8080);
    
    
      while(true)
    
      {
      
      
          temp = "<Client> ";    
          sock2 = ss2.accept();
          dis2 = new DataInputStream(sock2.getInputStream());
          while((ligne =dis2.readLine())!= null)
          {
            temp += ligne;
          }
          temp += "\n";
          ta.append(temp);
          dis2.close();
          sock2.close();
         
          
     }
   }
      catch(Exception err){err.printStackTrace();}
    
  
  }

}