code: public final void setLang(final Languages pLang) {
      this.lang = pLang;
      if (this.itsId == null) {
        this.itsId = new IdI18nSpecificInList();
      }
      this.itsId.setLang(this.lang);
    }
docs: <p>Setter for lang.</p>
  @param pLang reference