code: @Override
      public Cache getSocialLoginCookieCache() {
          if (cache == null) {
              cache = new Cache(0, 0);
          }
          if (tc.isDebugEnabled()) {
              Tr.debug(tc, "socialLoginCockieCache cache:" + cache);
          }
          return cache;
      }
docs: /*
  (non-Javadoc)
  
  @see
  com.ibm.ws.security.socialmedia.SocialLoginService#getSocialLoginCookieCache
  (java.lang.String)