code: public void setConferenceProviders(java.util.Collection<ConferenceProvider> conferenceProviders) {
          if (conferenceProviders == null) {
              this.conferenceProviders = null;
              return;
          }
  
          this.conferenceProviders = new java.util.ArrayList<ConferenceProvider>(conferenceProviders);
      }
docs: <p>
  The conference providers.
  </p>
  
  @param conferenceProviders
  The conference providers.