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| import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.concurrent.atomic.AtomicInteger;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.SwingUtilities;
import javax.swing.SwingWorker;
import javax.swing.text.AttributeSet;
import javax.swing.text.BadLocationException;
import javax.swing.text.DocumentFilter;
import javax.swing.text.PlainDocument;
public class Client extends JFrame {
private static final long serialVersionUID = 1L;
private JPanel container = new JPanel();
private JPasswordField p1 = new JPasswordField(4);
private JLabel label = new JLabel("Enter Pin: ");
private JButton b = new JButton("OK");
public Client() {
this.setTitle("NEEDS");
this.setSize(300, 500);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setLocationRelativeTo(null);
container.setBackground(Color.white);
container.setLayout(new BorderLayout());
container.add(p1);
JPanel top = new JPanel();
PlainDocument document =(PlainDocument)p1.getDocument();
p1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent evt) {
b.doClick(); // Re-use the Ok buttons ActionListener...
}
});
b.addActionListener(new BoutonListener());
top.add(label);
top.add(p1);
p1.setEchoChar('*');
top.add(b);
document.setDocumentFilter(new DocumentFilter(){
@Override
public void replace(DocumentFilter.FilterBypass fb, int offset, int length, String text, AttributeSet attrs) throws BadLocationException {
String string =fb.getDocument().getText(0, fb.getDocument().getLength())+text;
if(string.length() <= 4)
super.replace(fb, offset, length, text, attrs); //To change body of generated methods, choose Tools | Templates.
}
});
this.setContentPane(top);
this.setVisible(true);
}
class BoutonListener implements ActionListener {
private final AtomicInteger nbTry = new AtomicInteger(0);
//ArrayList<Integer> pins = readPinsData(new File("bdd.txt"));
@SuppressWarnings("deprecation")
public void actionPerformed(ActionEvent e) {
if (nbTry.get() > 2) {
JOptionPane.showMessageDialog(null,
"Pin blocked due to 3 wrong tries");
return;
}
final String passEntered = p1.getText().replaceAll("\u00A0", "");
if (passEntered.length() != 4) {
JOptionPane.showMessageDialog(null, "Pin must be 4 digits");
return;
}
SwingWorker<Void, Void> worker = new SwingWorker<Void, Void>() {
@Override
protected Void doInBackground() throws Exception {
// boolean authenticated = false;
// final ImageIcon imgAngry = new ImageIcon("angry.png");
// final ImageIcon imgHappy = new ImageIcon("happy.png");
// if (pins.contains(Integer.parseInt(passEntered))) {
// JOptionPane.showMessageDialog(null, "Pin correct", "Good Pin", JOptionPane.INFORMATION_MESSAGE, imgHappy);
// authenticated = true;
// }
//
// if (!authenticated) {
// JOptionPane.showMessageDialog(null, "Wrong Pin", "Wrong Pin", JOptionPane.INFORMATION_MESSAGE, imgAngry);
// nbTry.incrementAndGet();
// }
return null;
}
};
worker.execute();
}
}
public static void main(String[] args) {
Socket socket;
BufferedReader in;
try {
socket = new Socket("192.168.217.128",2009);
JOptionPane.showMessageDialog(null,"Asking for connection");
in = new BufferedReader (new InputStreamReader (socket.getInputStream()));
String message_distant = in.readLine();
System.out.println(message_distant);
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
new Client();
}
});
socket.close();
}catch (UnknownHostException e) {
e.printStackTrace();
}catch (IOException e) {
e.printStackTrace();
}
}
} |
