private String findChannel(
     ContainerRoot model, String componentName, String portName, String nodeName) {
   for (MBinding mbinding : model.getMBindings()) {
     if (mbinding.getPort().getPortTypeRef().getName().equals(portName)
         && ((ComponentInstance) mbinding.getPort().eContainer()).getName().equals(componentName)
         && ((ContainerNode) mbinding.getPort().eContainer().eContainer())
             .getName()
             .equals(nodeName)) {
       org.kevoree.log.Log.debug(mbinding.getHub().getName());
       return mbinding.getHub().getName();
     }
   }
   return null;
 }