protected void addConnection( HostedConnection hc ) {
        for( Service s : getServices() ) {
            ((HostedService)s).connectionAdded(server, hc);
        }
    }
Called internally when a new connection has been added so that the
 services can be notified.
jme3-networking/src/main/java/com/jme3/network/service/HostedServiceManager.java