private void doInitFlags(int flags) {
      myChildrenCount = (short)((flags >>> LENGTH_SHIFT) & LENGTH_MASK);
      flags = (flags >> FLAGS_SHIFT) & 0xFF;
      isHashedLeaf = BitUtil.isSet(flags, HASHED_LEAF_MASK);
      isIndexLeaf = BitUtil.isSet(flags, INDEX_LEAF_MASK);
    }
private void doInitFlags(int flags)