public static CustomResourceBundle fromState(final CustomResourceBundleState state, final Project project) {
    List<PropertiesFile> files = ContainerUtil.mapNotNull(state.getFiles(VirtualFileManager.getInstance()), virtualFile -> PropertiesImplUtil.getPropertiesFile(virtualFile, project));
    return files.size() < 2 ? null : new CustomResourceBundle(files, state.getBaseName());
  }
public static CustomResourceBundle fromState(final CustomResourceBundleState state, final Project project)