assertTrue(client.getInvoker() instanceof BisocketClientInvoker);
String callbackLocatorURI = getTransport() + "://" + host + ":1";
config.put(Bisocket.IS_CALLBACK_SERVER, "true");
Connector callbackConnector = new Connector(callbackLocatorURI, config);
callbackConnector.start();
DelayedCallbackHandler callbackHandler1 = new DelayedCallbackHandler();
client.addListener(callbackHandler1, new InvokerLocator(callbackLocatorURI));
DelayedCallbackHandler callbackHandler2 = new DelayedCallbackHandler();
client.addListener(callbackHandler2, new InvokerLocator(callbackLocatorURI));