public String getString(StringId key) {
    if (usingRawMode()) {
      return key.getRawText();
    }
    String txt = (String) data.get(key.id);
    if (txt != null) {
      return txt;
    } else {
      // found an untranslated message, use the English as a fall back
      return key.getRawText();
    }

  }
@param key StringId passed for translation.
@return a String translated to the current {@link java.util.Locale}
geode-core/src/main/java/org/apache/geode/internal/i18n/AbstractStringIdResourceBundle.java