public class LoginPage extends Page { private TextField usernameField = new TextField("username"); private PasswordField passwordField = new PasswordField("password"); private Button loginButton = new Button("Login"); public LoginPage() { addControl(usernameField); addControl(passwordField); addControl(loginButton); loginButton.setActionListener(this, "onLoginClick"); } public boolean onLoginClick() { String username = usernameField.getValue(); String password = passwordField.getValue(); if (authenticateUser(username, password)) { setRedirect(LoginSuccessPage.class); return true; } else { setRedirect(LoginFailurePage.class); return false; } } private boolean authenticateUser(String username, String password) { // Add your authentication logic here return true; } }


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