code: protected void requestOidAdd (String name, OidList list, int oid)
      {
          // if we're on the authoritative server, we update the set immediately
          boolean applyImmediately = isAuthoritative();
          if (applyImmediately) {
              list.add(oid);
          }
          postEvent(new ObjectAddedEvent(_oid, name, oid).setAlreadyApplied(applyImmediately));
      }
docs: Calls by derived instances when an oid adder method was called.