1:  package com.voipplus.mmsclient.Sip;

   2:  

   3:  import livekit.org.webrtc.SdpObserver;

   4:  import livekit.org.webrtc.SessionDescription;

   5:  import livekit.org.webrtc.PeerConnection;

   6:  import livekit.org.webrtc.PeerConnectionFactory;

   7:  import livekit.org.webrtc.IceCandidate;

   8:  

   9:  public interface SipEventListener {

  10:      void onCallStarted(SessionDescription remoteDescription);

  11:      void onCallEnded();

  12:      void onIceCandidateReceived(IceCandidate candidate);

  13:      void onRegistrationSuccess();

  14:      void onRegistrationFailed(String errorMessage);

  15:      void onError(String error);

  16:  }

  17: