GrantHandlerAuto auto-approves client authorization grant requests.

GrantHandlerDeny auto-denies client authorization grant requests.

GrantHandlerPrompt prompts the user to approve new client authorization grant requests.

MappingMethodAuto The default value.The user will automatically create and mapping when login successful.

MappingMethodLookup Looks up an existing identity, user identity mapping, and user, but does not automatically provision users or identities.

MappingMethodMixed A user entity can be mapped with multiple identifyProvider.

Allow any redirect URI if the redirectURI is defined in request.