private void showSymlink()

in java/com/google/gitiles/PathServlet.java [527:574]
44 lines of code
4 McCabe index (conditional complexity)

  private void showSymlink(HttpServletRequest req, HttpServletResponse res, WalkResult wr)
      throws IOException {
    GitilesView view = ViewFilter.getView(req);
    Map<String, Object> data = Maps.newHashMap();

    ObjectLoader loader = wr.getObjectReader().open(wr.id, OBJ_BLOB);
    String target;
    try {
      target = RawParseUtils.decode(loader.getCachedBytes(TreeSoyData.MAX_SYMLINK_SIZE));
    } catch (LargeObjectException.OutOfMemory e) {
      throw e;
    } catch (LargeObjectException e) {
      data.put("sha", ObjectId.toString(wr.id));
      data.put("data", null);
      data.put("size", Long.toString(loader.getSize()));
      renderHtml(
          req,
          res,
          PATH_DETAIL,
          ImmutableMap.of(
              "title", ViewFilter.getView(req).getPathPart(),
              "breadcrumbs", view.getBreadcrumbs(wr.hasSingleTree),
              "type", FileType.REGULAR_FILE.toString(),
              "data", data));
      return;
    }

    String url =
        resolveTargetUrl(
            GitilesView.path().copyFrom(view).setPathPart(dirname(view.getPathPart())).build(),
            target);
    data.put("title", view.getPathPart());
    data.put("target", target);
    if (url != null) {
      data.put("targetUrl", url);
    }

    // TODO(sop): Allow caching files by SHA-1 when no S cookie is sent.
    renderHtml(
        req,
        res,
        PATH_DETAIL,
        ImmutableMap.of(
            "title", ViewFilter.getView(req).getPathPart(),
            "breadcrumbs", view.getBreadcrumbs(wr.hasSingleTree),
            "type", FileType.SYMLINK.toString(),
            "data", data));
  }