cdm/src/main/java/thredds/inventory/partition/DirectoryBuilder.java
private void scanForChildren() {
    if (debug) System.out.printf("DirectoryBuilder.scanForChildren on %s ", dir);

    int count = 0;
    try (DirectoryStream<Path> ds = Files.newDirectoryStream(dir)) {
      for (Path p : ds) {
        BasicFileAttributes attr = Files.readAttributes(p, BasicFileAttributes.class);
        if (attr.isDirectory()) {
          children.add(new DirectoryBuilder(topCollectionName, p, attr, suffix));
          if (debug && (++count % 10 == 0)) System.out.printf("%d ", count);
        }
      }
    } catch (IOException e) {
      e.printStackTrace();
    }
    if (debug) System.out.printf("done=%d%n", count);
    childrenConstructed = true;
  }
private void scanForChildren() {
    if (debug) System.out.printf("DirectoryBuilder.scanForChildren on %s ", dir);

    int count = 0;
    try (DirectoryStream<Path> ds = Files.newDirectoryStream(dir)) {
      for (Path p : ds) {
        BasicFileAttributes attr = Files.readAttributes(p, BasicFileAttributes.class);
        if (attr.isDirectory()) {
          children.add(new DirectoryBuilder(topCollectionName, p, attr, suffix));
          if (debug && (++count % 10 == 0)) System.out.printf("%d ", count);
        }
      }
    } catch (IOException e) {
      e.printStackTrace();
    }
    if (debug) System.out.printf("done=%d%n", count);
    childrenConstructed = true;
  }
Scan for subdirectories, make each into a DirectoryBuilder and add as a child