private String parseErrorMessage()

in commit-status-publisher-server/src/main/java/jetbrains/buildServer/commitPublisher/stash/StashPublisher.java [260:285]

• 26 lines of code
• 10 McCabe index (conditional complexity)

  private String parseErrorMessage(@NotNull HttpHelper.HttpResponse response) {
    try {
      String str = response.getContent();
      if (str == null) {
        return null;
      }
      LOG.debug("Stash response: " + str);
      JsonElement json = new JsonParser().parse(str);
      if (!json.isJsonObject())
        return null;
      JsonObject jsonObj = json.getAsJsonObject();
      JsonElement errors = jsonObj.get("errors");
      if (errors == null || !errors.isJsonArray())
        return null;
      JsonArray errorsArray = errors.getAsJsonArray();
      if (errorsArray.size() == 0)
        return null;
      JsonElement error = errorsArray.get(0);
      if (error == null || !error.isJsonObject())
        return null;
      JsonElement msg = error.getAsJsonObject().get("message");
      return msg != null ? msg.getAsString() : null;
    } catch (JsonSyntaxException e) {
      return null;
    }
  }