@Override
        public boolean processFile(@NotNull VirtualFile fileOrDir) {
          if (!fileOrDir.isDirectory()) {
            if (lastParent != null && !Comparing.equal(dir, fileOrDir.getParent())) {
              lastParent = null;
            }
            lastParent = buildFileNode(fileOrDir, lastParent);
            dir = fileOrDir.getParent();
          } else {
            lastParent = null;
          }
          return true;
        }
@Override
        public boolean processFile(@NotNull VirtualFile fileOrDir)