In Chinese,Many SSO program is customized, I find that some private Bb API is used in B2.
for example，AuthenticationProviderManagerEx.java is used. could I use this Bb API while I develop the B2 installed on SaaS. If I can not use this Bb API, What is the API that replaces it？
the code as follow:
AuthenticationProviderManagerEx mgr = (AuthenticationProviderManagerEx) AuthenticationProviderManagerEx.Factory.getInstance();
AuthenticationProvider ap = mgr.loadAuthenticationProvider(