protected void doGetJson()

in java/com/google/gitiles/PathServlet.java [230:275]
43 lines of code
12 McCabe index (conditional complexity)

  protected void doGetJson(HttpServletRequest req, HttpServletResponse res) throws IOException {
    GitilesView view = ViewFilter.getView(req);
    Repository repo = ServletUtils.getRepository(req);

    String longStr = req.getParameter("long");
    boolean includeSizes =
        (longStr != null)
            && (longStr.isEmpty() || Boolean.TRUE.equals(StringUtils.toBooleanOrNull(longStr)));

    String recursiveStr = req.getParameter("recursive");
    boolean recursive =
        (recursiveStr != null)
            && (recursiveStr.isEmpty()
                || Boolean.TRUE.equals(StringUtils.toBooleanOrNull(recursiveStr)));

    try (RevWalk rw = new RevWalk(repo);
        WalkResult wr = WalkResult.forPath(rw, view, recursive)) {
      if (wr == null) {
        throw new GitilesRequestFailureException(FailureReason.OBJECT_NOT_FOUND);
      }
      switch (wr.type) {
        case REGULAR_FILE:
          renderJson(
              req,
              res,
              FileJsonData.toJsonData(
                  wr.id, view.getRepositoryName(), view.getRevision().getName(), wr.path),
              FileJsonData.File.class);
          break;
        case TREE:
          renderJson(
              req,
              res,
              TreeJsonData.toJsonData(wr.id, wr.tw, includeSizes, recursive),
              TreeJsonData.Tree.class);
          break;
        case EXECUTABLE_FILE:
        case GITLINK:
        case SYMLINK:
        default:
          throw new GitilesRequestFailureException(FailureReason.UNSUPPORTED_OBJECT_TYPE);
      }
    } catch (LargeObjectException e) {
      throw new GitilesRequestFailureException(FailureReason.OBJECT_TOO_LARGE, e);
    }
  }