private CountDownLatch latch;
@Before
public void init() throws DeploymentException, IOException {
this.latch = new CountDownLatch(1);
this.endpoint = new MessageEndpoint(this.latch);
WebSocketContainer container = ContainerProvider.getWebSocketContainer();
ClientEndpointConfig config = ClientEndpointConfig.Builder.create().build();
String uri = "ws://localhost:8080/lightfish/applications/lightfish";
System.out.println("Connecting to " + uri);
Session session = container.connectToServer(this.endpoint, config, URI.create(uri));