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Include Page
Authentication via Project Wizard
Authentication via Project Wizard

Replace standard navigator with authentication navigator

The Standard Navigator must be replaced with the Authentication Navigator. 

  1. Open a UI of your project (usually the MainUI) and right-click the navigator in the Outline View.
  2. Choose Change Bean Type in the following context menu.
  3. Choose Select an item to open > XdevAuthenticationNavigator in the following dialog.
  4. Click OK.
  5. Click Properties > Views > Entries.
  6. Delete the MainView entry in the following dialog.
  7. Add your LoginView .
    1. Click + New.
    2. Click View Type. 
    3. Enter LoginView in the following dialog. 
    4. Click OK.
  8. Add at least one more view and enter a URI for each one under Path, e.g. home.
  9. Click OK.
  10. Select Properties > Views > RedirectViewName > home.
  11. If necessary, repeat this step for all of your project’s other UIs.

Generate a login view

  1. Click Create new GUI element in Project Management > User Interface.
  2. Under Name, choose a name for the view in the following dialog.
  3. Click Template > Login View.
  4. Click Finish.
  5. Click OK in the following note about RapidClipse Framework.
  6. In the following dialog, choose your Authenticator Provider in Authenticator Provider (see Business Objects).
  7. Click Finish.


Result:
  • GUI Builder - A standard login view is generated in the GUI Builder.

  • Java code - The entire Java code is generated automatically.

    Code Block
    languagejava
    themeConfluence
    package com.company.example.ui;

import com.company.example.business.MyAuthenticationProvider;
import com.vaadin.event.ShortcutAction;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button;
import com.vaadin.ui.CustomComponent;
import com.vaadin.ui.Notification;
import com.xdev.security.authentication.AuthenticationFailedException;
import com.xdev.security.authentication.CredentialsUsernamePassword;
import com.xdev.security.authentication.ui.Authentication;
import com.xdev.security.authorization.Subject;
import com.xdev.ui.XdevButton;
import com.xdev.ui.XdevGridLayout;
import com.xdev.ui.XdevPanel;
import com.xdev.ui.XdevPasswordField;
import com.xdev.ui.XdevTextField;
import com.xdev.ui.XdevView;

public class LoginView extends XdevView implements com.xdev.security.authentication.ui.LoginView {

	/**
	 * 
	 */
	public LoginView() {
		super();
		this.initUI();
	}

	@Override
	public String getPassword() {
		return txtPassword.getValue();
	}

	@Override
	public String getUsername() {
		return txtUsername.getValue();
	}

	/**
	 * Event handler delegate method for the {@link XdevButton}
	 * {@link #cmdLogin}.
	 *
	 * @see Button.ClickListener#buttonClick(Button.ClickEvent)
	 * @eventHandlerDelegate
	 */
	private void cmdLogin_buttonClick(Button.ClickEvent event) {
		try {
			CredentialsUsernamePassword credentials = CredentialsUsernamePassword.New(getUsername(), getPassword());
			MyAuthenticationProvider authenticatorProvider = MyAuthenticationProvider.getInstance();
			Object authenticationResult = authenticatorProvider.provideAuthenticator().authenticate(credentials);
			Authentication.login(new Subject.Implementation(credentials.username()), authenticationResult);
		} catch (AuthenticationFailedException e) {
			Notification.show("Invalid username/password");
		}
	}

	/*
	 * WARNING: Do NOT edit!<br>The content of this method is always regenerated
	 * by the UI designer.
	 */
	// <generated-code name="initUI">
	private void initUI() {
		this.gridLayout = new XdevGridLayout();
		this.panel = new XdevPanel();
		this.gridLayout2 = new XdevGridLayout();
		this.txtUsername = new XdevTextField();
		this.txtPassword = new XdevPasswordField();
		this.cmdLogin = new XdevButton();
	
		this.panel.setCaption("Login");
		this.panel.setTabIndex(0);
		this.txtUsername.setCaption("Username");
		this.txtPassword.setCaption("Password");
		this.cmdLogin.setCaption("Login");
		this.cmdLogin.setStyleName("friendly");
		this.cmdLogin.setClickShortcut(ShortcutAction.KeyCode.ENTER);
	
		this.gridLayout2.setColumns(1);
		this.gridLayout2.setRows(4);
		this.txtUsername.setSizeUndefined();
		this.gridLayout2.addComponent(this.txtUsername, 0, 0);
		this.txtPassword.setSizeUndefined();
		this.gridLayout2.addComponent(this.txtPassword, 0, 1);
		this.cmdLogin.setSizeUndefined();
		this.gridLayout2.addComponent(this.cmdLogin, 0, 2);
		this.gridLayout2.setComponentAlignment(this.cmdLogin, Alignment.MIDDLE_RIGHT);
		this.gridLayout2.setColumnExpandRatio(0, 10.0F);
		CustomComponent gridLayout2_vSpacer = new CustomComponent();
		gridLayout2_vSpacer.setSizeFull();
		this.gridLayout2.addComponent(gridLayout2_vSpacer, 0, 3, 0, 3);
		this.gridLayout2.setRowExpandRatio(3, 1.0F);
		this.gridLayout2.setSizeFull();
		this.panel.setContent(this.gridLayout2);
		this.gridLayout.setColumns(1);
		this.gridLayout.setRows(1);
		this.panel.setSizeUndefined();
		this.gridLayout.addComponent(this.panel, 0, 0);
		this.gridLayout.setComponentAlignment(this.panel, Alignment.MIDDLE_CENTER);
		this.gridLayout.setColumnExpandRatio(0, 10.0F);
		this.gridLayout.setRowExpandRatio(0, 10.0F);
		this.gridLayout.setSizeFull();
		this.setContent(this.gridLayout);
		this.setSizeFull();
	
		cmdLogin.addClickListener(event -> this.cmdLogin_buttonClick(event));
	} // </generated-code>

	// <generated-code name="variables">
	private XdevButton cmdLogin;
	private XdevGridLayout gridLayout, gridLayout2;
	private XdevPanel panel;
	private XdevPasswordField txtPassword;
	private XdevTextField txtUsername; // </generated-code>

}