@Override
    public EnumSet<OAuth20ResponseTypes> getSupportedResponseTypes() {
        return EnumSet.of(OAuth20ResponseTypes.TOKEN);
    }
This is {@link OAuth20TokenResponseTypeAuthorizationRequestValidator}.

@author Misagh Moayyed
@since 5.2.0
support/cas-server-support-oauth-core-api/src/main/java/org/apereo/cas/support/oauth/validator/authorization/OAuth20TokenResponseTypeAuthorizationRequestValidator.java