API Reference > frontend-authorization-client > BrowserAuthorization > BrowserAuthorizationClient BrowserAuthorizationClient Class Beta Extends BrowserAuthorizationBase<BrowserAuthorizationClientConfiguration> Implements FrontendAuthorizationClient IDisposable Methods Name Description constructor(configuration: BrowserAuthorizationClientConfiguration): BrowserAuthorizationClient _onAccessTokenExpired(): void Protected Raised after the access token has expired. _onAccessTokenExpiring(): Promise<void> Protected Raised prior to the access token expiring _onSilentRenewError(): void Protected Raised when the automatic silent renew has failed. _onUserLoaded(user: User): void Protected Raised when a user session has been established (or re-established). _onUserSignedOut(): void Protected Raised when the user's sign-in status at the OP has changed. _onUserStateChanged(user: undefined | User): void Protected _onUserUnloaded(): void Protected Raised when a user session has been terminated. checkSessionStatus(requestContext: ClientRequestContext): Promise<boolean> Checks the current local user session against that of the identity provider. createUserManager(settings: UserManagerSettings): UserManager Protected Creates the internal user manager and binds all relevant events to their respective callback function. dispose(): void Disposes the resources held by this client getAccessToken(requestContext?: ClientRequestContext): Promise<AccessToken> Returns a promise that resolves to the AccessToken of the currently authorized user. getUserManager(requestContext: ClientRequestContext): Promise<UserManager> Protected getUserManagerSettings(requestContext: ClientRequestContext, basicSettings: BrowserAuthorizationClientConfiguration, advancedSettings?: UserManagerSettings): Promise<UserManagerSettings> Protected Merges the basic and advanced settings into a single configuration object consumable by the internal userManager. initAccessToken(user: undefined | User): void Protected loadUser(requestContext: ClientRequestContext): Promise<undefined | User> Protected Gets the user from storage nonInteractiveSignIn(requestContext: ClientRequestContext, args?: BrowserAuthorizationClientRequestOptions): Promise<undefined | User> Protected Attempts a non-interactive signIn signIn(requestContext?: ClientRequestContext): Promise<void> Alias for signInRedirect needed to satisfy FrontendAuthorizationClient signInPopup(requestContext: ClientRequestContext, args?: BrowserAuthorizationClientRequestOptions): Promise<void> Attempts a sign-in via popup with the authorization provider signInRedirect(requestContext: ClientRequestContext, successRedirectUrl?: string, args?: BrowserAuthorizationClientRequestOptions): Promise<void> Attempts a sign-in via redirection with the authorization provider. signInSilent(requestContext: ClientRequestContext): Promise<void> Attempts a silent sign in with the authorization provider signOut(requestContext?: ClientRequestContext): Promise<void> Alias for signOutRedirect signOutPopup(requestContext: ClientRequestContext): Promise<void> signOutRedirect(requestContext: ClientRequestContext): Promise<void> Properties Name Type Description _accessToken Protected undefined | AccessToken hasExpired Accessor ReadOnly boolean hasSignedIn Accessor ReadOnly boolean Set to true if signed in - the accessToken may be active or may have expired and require a refresh isAuthorized Accessor ReadOnly boolean is the user currently authorized? onUserStateChanged Readonly BeEvent<(token?: AccessToken) => void> Event called when the user's sign-in state changes - this may be due to calls to signIn(), signOut() or simply because the token expired Inherited properties Name Type Inherited from Description _advancedSettings Protected undefined | UserManagerSettings BrowserAuthorizationBase _basicSettings Protected BrowserAuthorizationClientConfiguration BrowserAuthorizationBase _userManager Protected undefined | UserManager BrowserAuthorizationBase Defined in frontend-authorization/src/oidc/browser/BrowserAuthorizationClient.ts Line 59 Last Updated: 29 November, 2022