private void createUIComponents() {
    List<String> placeholders = createPlaceholdersList(myRepository);
    myLoginURLText = createTextFieldWithCompletion(myRepository.getLoginUrl(), placeholders);
    myTasksListURLText = createTextFieldWithCompletion(myRepository.getTasksListUrl(), concat(placeholders, "{max}", "{since}"));
    mySingleTaskURLText = createTextFieldWithCompletion(myRepository.getSingleTaskUrl(), concat(placeholders, "{id}"));
  }
private void createUIComponents()