synchronized void setRestoredMap(Map<StubIndexKey<?, ?>, Map<Object, StubIdList>> restoredMap) {
      if (myState == RestoreState.NOT_RESTORED || myState == RestoreState.INCOMPLETE) {
        myState = RestoreState.RESTORED;
        myMap = Collections.unmodifiableMap(restoredMap);
      }
    }
synchronized void setRestoredMap(Map<StubIndexKey<?, ?>, Map<Object, StubIdList>> restoredMap)