protected ModelAndView doHandle()

in buildChainExport-server/src/main/java/org/jetbrains/teamcity/buildChainExport/controllers/ExportChainController.java [42:73]

• 29 lines of code
• 6 McCabe index (conditional complexity)

  protected ModelAndView doHandle(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response) throws Exception {
    String fileFormat = StringUtil.emptyIfNull(request.getParameter("format"));
    GraphFormat format = myFormats.get(fileFormat.toLowerCase());
    if (format == null) {
      return simpleView("Supported formats: " + myFormats.keySet());
    }

    String result;

    String promoId = request.getParameter("promotionId");
    if (promoId != null) {
      BuildPromotion promotion = myBuildPromotionManager.findPromotionById(Long.parseLong(promoId));
      if (promotion == null) return simpleView("Build promotion does not exist: " + promoId);
      result = format.export(new PromotionNode(promotion));
    } else {
      String buildTypeId = request.getParameter("buildTypeId");
      if (buildTypeId == null) {
        return simpleView("Neither 'promotionId' nor 'buildTypeId' parameters are specified");
      }
      final SBuildType buildType = myProjectManager.findBuildTypeByExternalId(buildTypeId);
      if (buildType == null) {
        return simpleView("Build configuration with id '" + buildTypeId + "' is not found");
      }
      result = format.export(new BuildTypeNode(buildType));
    }

    response.setContentType("text/plain");
    PrintWriter writer = response.getWriter();
    writer.print(result);
    writer.close();
    return null;
  }