import org.fourthline.cling.support.igd.PortMappingListener; //导入依赖的package包/类
public static void UPNPOpenPorts()
{
	PortMapping[] ports = new PortMapping[2];
	upnp_log.i("Listing ports to be mapped");
	ports[0] = new PortMapping(Server.PORT, NetUtils.getLocalIPAddr(), PortMapping.Protocol.TCP, "PacChat " + Main.VERSION + " TCP");
	ports[1] = new PortMapping(P2PServer.P2P_PORT, NetUtils.getLocalIPAddr(), PortMapping.Protocol.TCP, "PacChat " + Main.VERSION + " P2P TCP");
	//arr[index] = new PortMapping(port, ipaddr, protocol, description);
	for (int i = 0; i < ports.length; i++)
	{
		upnp_log.i("Mapping " + i + ": Port " + ports[i].getExternalPort() + ", Protocol " + ports[i].getProtocol().toString());
	}
	upnp_log.i("Initializing UPNP service.");
	PortMappingListener pml = new PortMappingListener(ports);
	upnp_log.i("Registering port mappings.");
	UPNP_SERVICE = new UpnpServiceImpl(pml);
	UPNP_SERVICE.getRegistry().addListener(REGISTRY_LISTENER);
	registry_log.i("Advertising local services.");
	UPNP_SERVICE.getRegistry().advertiseLocalDevices();
	control_point_log.i("Sending search message to all devices and services, devices should respond soon.");
	control_point_log.i("This function's purpose is to try and find the router, then forward ports through it.");
	UPNP_SERVICE.getControlPoint().search(new STAllHeader());
	upnp_log.i("If UPNP is to work, it will in a matter of seconds. Otherwise, UPNP is likely disabled on your network.");
	//upnp_log.w("If it doesn't work, it should within a matter of seconds. You should've gotten some discovery messages. If no discovery messages are printed, something is wrong.");
	upnp_open = true;
}
 

import org.fourthline.cling.support.igd.PortMappingListener; //导入依赖的package包/类
/**
 * Publishes a service for a specified IP address.
 *
 * @param address an address.
 * @param service a service.
 */
public void publishService(@Nonnull InetAddress address, @Nonnull Service service) {
        PortMapping mapping = new PortMapping(
                service.getPort(),
                address.getHostAddress(),
                (service.getType() == ProtocolType.TCP ? PortMapping.Protocol.TCP : PortMapping.Protocol.UDP),
                "Beacon Service (" + service.getDisplayName() + ")"
        );

        // ensure our lease is refreshed every ~30 seconds so we do not end up with zombie leases in our UPnP
        // configuration even when the application or PC crashes
        // FIXME: This causes the lease to expire entirely even while the application is running so we can't quite rely on it at the moment
        // mapping.setLeaseDurationSeconds(new UnsignedIntegerFourBytes(30));

        logger.info("Publishing service %s (using %s on port %d) on %s.", service.getDisplayName(), service.getType(), service.getPort(), address.getAddress());
        UpnpService upnpService = new UpnpServiceImpl(new PortMappingListener(mapping));
        upnpService.getControlPoint().search();
        this.serviceMap.put(service, upnpService);
}
 

import org.fourthline.cling.support.igd.PortMappingListener; //导入依赖的package包/类
public void tryToOpenPort(String localAddress, int portNumber1, int portNumber2, String description1, String description2) {
    PortMapping portMapping = new PortMapping(
        portNumber1,
        localAddress,
        PortMapping.Protocol.TCP,
        description1
    );

    PortMapping portMapping2 = new PortMapping(
        portNumber2,
        localAddress,
        PortMapping.Protocol.TCP,
        description2
    );

    service = new UpnpServiceImpl(
        new PortMappingListener(portMapping),
        new PortMappingListener(portMapping2)
    );

    service.getControlPoint().search();
}