Beispiel #1
0
 public Speakers AddSpeaker(Speakers speakerToBeAdded)
 {
     if (IsUniqueSpeaker(speakerToBeAdded.SpeakerName))
     {
         return(speakersRepository.AddSpeaker(speakerToBeAdded));
     }
     else
     {
         return(null);
     }
 }