| Name | Signature and Synopsis | 
|---|---|
authenticate | String authenticate(String username, String password)This function provides authentication service. If the given username/password is valid, then a serialized token is returned else a null is returned. Any exception encountered is thrown as a runtime exception  | 
createUUID | String createUUID()Generate a universally unique identifier  | 
ssoAuthenticate | String ssoAuthenticate(String tokenIssuerUrl, String username, String password)Authenticate the given username/password and create an SSO token in Base64 encoded form to be embedded as cookie.  |