docs: public void onInvalidate(String template, int cause, int locality, int source) {
          final String methodName = "onInvalidate()";
          if (tc.isDebugEnabled())
              Tr.debug(tc, methodName + " cacheName=" + _sCacheName + " template=" + template + " cause=" + cause + " locality=" + locality
                      + " source=" + source);
          batchOnInvalidate(template, cause, locality, source, 1);
          return;
      }