protected List<String> suggestPropertiesFiles() {
    if (myCustomization.propertiesFiles != null && !myCustomization.propertiesFiles.isEmpty()) {
      ArrayList<String> list = new ArrayList<>();
      for (PropertiesFile propertiesFile : myCustomization.propertiesFiles) {
        final VirtualFile virtualFile = propertiesFile.getVirtualFile();
        if (virtualFile != null) {
          list.add(virtualFile.getPath());
        }
      }
      return list;
    }
    return defaultSuggestPropertiesFiles();
  }
protected List<String> suggestPropertiesFiles()