Method Details

• getAuthenticatedUser

  public <U> Optional<U> getAuthenticatedUser(Class<U> userType)

  Gets an Optional with an instance of the current user if it has been authenticated, or empty if the user is not authenticated. Anonymous users are considered not authenticated.

  Type Parameters:

  U - the type parameter of the expected user instance

  Parameters:

  userType - the type of the expected user instance

  Returns:

  an Optional with the current authenticated user, or empty if none available

  Throws:

  ClassCastException - if the current user instance does not match the given userType.

• getPrincipalName

  public Optional<String> getPrincipalName()

  Gets an Optional containing the authenticated principal name, or an empty optional if the user is not authenticated. The principal name usually refers to a username or an identifier that can be used to retrieve additional information for the authenticated user. Anonymous users are considered not authenticated.

  Returns:

  an Optional containing the authenticated principal name or an empty optional if not available.

• isAuthenticated

  public boolean isAuthenticated()

  Indicates whether a user is currently authenticated. Anonymous users are considered not authenticated.

  Returns:

  true if a user is currently authenticated, otherwise false

• logout

  public void logout()

  Initiates the logout process of the current authenticated user by invalidating the local session and then notifying LogoutHandler.

• applySecurityConfiguration

  public static void applySecurityConfiguration(org.springframework.security.config.annotation.web.builders.HttpSecurity httpSecurity, AuthenticationContext authCtx)

  Augments the given AuthenticationContext with Spring Security. This method can be used to configure the AuthenticationContext when VaadinWebSecurity is not used to set up Spring Security.

  Parameters:

  httpSecurity - Spring HttpSecurity for security configuration

  authCtx - The authentication context of the application.