public Response apply()

in java/com/googlesource/gerrit/plugins/supermanifest/SuperManifestRefUpdatedListener.java [333:372]
38 lines of code
6 McCabe index (conditional complexity)

  public Response<?> apply(BranchResource resource, BranchInput input)
      throws AuthException, PermissionBackendException, PreconditionFailedException {
    permissionBackend.currentUser().check(GlobalPermission.ADMINISTRATE_SERVER);
    String manifestProject = resource.getBranchKey().project().get();
    String manifestBranch = resource.getBranchKey().branch();
    info(
        "manual trigger for %s:%s by %d. Config: %s",
        manifestProject,
        manifestBranch,
        identifiedUser.get().getAccountId().get(),
        configurationToString());

    if (config.get() == null) {
      error(
          "Plugin could not read conf from All-Projects (processing %s:%s)",
          manifestProject, manifestBranch);
      throw new PreconditionFailedException("Plugin could not read conf from All-Projects");
    }

    List<ConfigEntry> relevantConfigs =
        findRelevantConfigs(resource.getProjectState().getProject().getName(), resource.getRef());
    if (relevantConfigs.isEmpty()) {
      info(
          "manual trigger for %s:%s: no configs found, nothing to do.",
          manifestProject, manifestBranch);
      return Response.none();
    }
    for (ConfigEntry config : relevantConfigs) {
      try {
        updateForConfig(config, resource.getRef());
      } catch (ConfigInvalidException e) {
        errorWithCause(e, "Invalid conf processing %s:%s", manifestProject, manifestBranch);
        throw new PreconditionFailedException(e.getMessage());
      } catch (GitAPIException | IOException e) {
        errorWithCause(e, "Internal error processing %s:%s", manifestProject, manifestBranch);
        return Response.withStatusCode(500, "Internal error: " + e.getMessage());
      }
    }
    return Response.ok();
  }