code: @Override
      public WsResource getChild(String name) {
          // Return null if the wrapped file is null, if it isn't an existing
          // directory,
          // or if we don't have a root. We will not resolve resources (or traverse
          // parent/child)
          // if we aren't associated with a root
          if (type == Type.FILE || !wrappedFile.isDirectory() || resourceRoot == null)
              return null;
  
          return ResourceUtils.getChildResource(this, name);
      }
docs: {@inheritDoc}