final ResourceBundle appBundle = getApplicationBundle(facesContext, locale);
String summary = getBundleString(appBundle, messageId);
String detail = getBundleString(appBundle, messageId + DETAIL_SUFFIX);
if (summary == null || detail == null) {
final ResourceBundle tobagoBundle = new TobagoResourceBundle();
if (summary == null) {
summary = getBundleString(tobagoBundle, messageId);
}
if (detail == null) {
detail = getBundleString(tobagoBundle, messageId + DETAIL_SUFFIX);