private static String getXdgDataDirectories() {
      return StringUtil.defaultIfEmpty(System.getenv("XDG_DATA_HOME"), SystemProperties.getUserHome() + "/.local/share") + ':' +
             StringUtil.defaultIfEmpty(System.getenv("XDG_DATA_DIRS"), "/usr/local/share:/usr/share");
    }
private static String getXdgDataDirectories()