Application for Username and Password.

Q19. Design a Java NetBeans GUI application for checking Username and  Password.

Sol:

Create a GUI application as per following screenshot.

Code For Log In

Type the following code by double clicking jButton1, button, below the line that says, ‘// TODO add your handling code here’

String user;

user=jTextField1.getText();

String pwd;

pwd=new String(jPasswordField1.getPassword());

if(user.equals(“CHB”) && pwd.equals(“root”))

JOptionPane.showMessageDialog(null,”Log In Successfull”);

else

JOptionPane.showMessageDialog(null,”Invalid Username or Password”);

}

Output: