@Override
  public void unlockGII() {
    ImageState imageState = getImageState();
    assert imageState.isReplicate();
    imageState.unlockGII();
  }
Callers of this method should always follow the call with: if (lockGII()) { try { } finally {
unlockGII(); } }

@return true if lock obtained and unlock needs to be called
geode-core/src/main/java/org/apache/geode/internal/cache/LocalRegion.java