private function setValueIfNull(FingerprintProvider $fingerprintProvider = null)
 {
     if ($this->value === null) {
         if ($fingerprintProvider === null) {
             $this->value = '';
         } else {
             $this->value = $this->getValue($fingerprintProvider->getFingerprint(), $this->languageCode);
         }
     }
 }
 private function addLabels(FingerprintProvider $fingerprintProvider)
 {
     $fingerprintProvider->getFingerprint()->setLabel('en', 'Cake');
     $fingerprintProvider->getFingerprint()->setLabel('de', 'Kuchen');
 }