code: @Override
      public void onDialogRequest(MAPDialog mapDialog, AddressString destReference, AddressString origReference,
              MAPExtensionContainer extensionContainer) {
          if (logger.isDebugEnabled()) {
              logger.debug(String.format(
                      "onDialogRequest for DialogId=%d DestinationReference=%s OriginReference=%s MAPExtensionContainer=%s",
                      mapDialog.getLocalDialogId(), destReference, origReference, extensionContainer));
          }
      }
docs: /*
  (non-Javadoc)
  
  @see org.restcomm.protocols.ss7.map.api.MAPDialogListener#onDialogRequest
  (org.restcomm.protocols.ss7.map.api.MAPDialog, org.restcomm.protocols.ss7.map.api.primitives.AddressString,
  org.restcomm.protocols.ss7.map.api.primitives.AddressString,
  org.restcomm.protocols.ss7.map.api.primitives.MAPExtensionContainer)