| AbstractOAuthTokenRequest | Abstract OAuth Token request class |
| OAuthAuthzRequest | |
| OAuthRequest | The Abstract OAuth request for the Authorization server. |
| OAuthTokenRequest | The Default OAuth Authorization Server class that validates whether a given HttpServletRequest is a valid OAuth Token request. |
| OAuthUnauthenticatedTokenRequest | The Unauthenticated OAuth Authorization Server class that validates whether a given HttpServletRequest is a valid OAuth Token request. |