protected Authentication finalizeAuthentication(final AccessTokenRequestContext tokenRequestContext,
                                                    final AuthenticationBuilder authenticationBuilder) {
        return authenticationBuilder.build();
    }
This is {@link OAuth20DefaultTokenGenerator}.

@author Misagh Moayyed
@since 5.2.0
support/cas-server-support-oauth-core-api/src/main/java/org/apereo/cas/support/oauth/web/response/accesstoken/OAuth20DefaultTokenGenerator.java