class LinkDiscoveryManager implements IOFMessageListener,
IOFSwitchListener, IStorageSourceListener, ILinkDiscoveryService,
IFloodlightModule, IInfoProvider {

	@Override
	public void switchAdded(DatapathId switchId) {
		// no-op
		// We don't do anything at switch added, but we do only when the
		// switch is activated.
	}

}