public String[] getDBLanguages() {
    Set<String> tempList = new HashSet<String>();

    for (SupportDBUrlType type : SupportDBUrlType.values()) {
      String language = type.getLanguage();

      if (supportDBUrlMap.containsKey(type.getDBKey())) {
        tempList.add(language);
      }
    }

    String[] dbLanguages = tempList.toArray(new String[tempList.size()]);
    Arrays.sort(dbLanguages);

    return dbLanguages;
  }