Protocol dubboProtocol = DubboProtocol.getDubboProtocol();
registryProtocol.setProtocol(dubboProtocol);
URL newRegistryUrl = registryUrl.addParameter(Constants.EXPORT_KEY, serviceUrl);
DubboInvoker<DemoService> invoker = new DubboInvoker<DemoService>(DemoService.class,
newRegistryUrl, new ExchangeClient[] { new MockedClient("10.20.20.20", 2222, true) });
Exporter<DemoService> exporter = registryProtocol.export(invoker);
Exporter<DemoService> exporter2 = registryProtocol.export(invoker);
//同一个invoker,多次export的exporter不同
Assert.assertNotSame(exporter, exporter2);
exporter.unexport();
exporter2.unexport();