private void testConnection()

in commit-status-publisher-server/src/main/java/jetbrains/buildServer/commitPublisher/PublisherSettingsController.java [231:278]
45 lines of code
13 McCabe index (conditional complexity)

  private void testConnection(CommitStatusPublisherSettings settings, Map<String, String> params, @NotNull final HttpServletRequest request,
                              @NotNull ActionErrors errors) throws PublisherException {
    BuildTypeIdentity buildTypeOrTemplate = getBuildTypeOrTemplate(request.getParameter("id"));
    Map<String, String> resolvedProperties = resolveProperties(buildTypeOrTemplate, params);

    String vcsRootId = resolvedProperties.get(Constants.VCS_ROOT_ID_PARAM);

    if ((null == vcsRootId || vcsRootId.isEmpty())) {
      List<SVcsRoot> roots = null;
      if (buildTypeOrTemplate instanceof BuildTypeSettings) {
        roots = ((BuildTypeSettings) buildTypeOrTemplate).getVcsRoots();
      }
      if (null == roots || roots.isEmpty()) {
        throw new PublisherException("No VCS roots attached");
      }

      boolean isTested = false;
      for (SVcsRoot sVcsRoot: roots) {
        try {
          VcsRoot vcsRoot = getResolvingVcsRoot(buildTypeOrTemplate, sVcsRoot);
          if (settings.isPublishingForVcsRoot(vcsRoot)) {
            isTested = true;
            settings.testConnection(buildTypeOrTemplate, vcsRoot, resolvedProperties);
          }
        } catch (PublisherException ex) {
          reportTestConnectionFailure(ex, errors);
        }
      }
      if (!isTested) {
        throw new PublisherException("No relevant VCS roots attached");
      }
    } else {
      SVcsRoot sVcsRoot = myProjectManager.findVcsRootByExternalId(vcsRootId);
      if (null == sVcsRoot) {
        try {
          Long internalId = Long.valueOf(vcsRootId);
          sVcsRoot = myProjectManager.findVcsRootById(internalId);
        } catch (NumberFormatException ex) {
          throw new PublisherException(String.format("Unknown VCS root id '%s'", vcsRootId));
        }
      }
      if (null == sVcsRoot) {
        throw new PublisherException(String.format("VCS root not found for id '%s'", vcsRootId));
      }
      VcsRoot vcsRoot = getResolvingVcsRoot(buildTypeOrTemplate, sVcsRoot);
      settings.testConnection(buildTypeOrTemplate, vcsRoot, resolvedProperties);
    }
  }