尽管连接成功,但Tryus websocket客户端 - onMessage不会被调用

时间:2017-05-17 08:51:00

标签: websocket tyrus

我使用tyrus成功连接到本地websocket服务器,但onMessage方法未被调用。我将Fiddler设置为中间的代理,我看到服务器响应两条消息,但是,它们不会在我的代码中打印出来。我或多或少地改编了样本代码:
打印出onOpen消息

public static void createAndConnect(String channel) {

    CountDownLatch messageLatch;
    try {
        messageLatch = new CountDownLatch(1);

        final ClientEndpointConfig cec = ClientEndpointConfig.Builder.create().build();
        ClientManager client = ClientManager.createClient();
        client.connectToServer(new Endpoint() {

            @Override
            public void onOpen(Session session, EndpointConfig config) {
                System.out.println("On Open and is Open " + session.isOpen());

                session.addMessageHandler((Whole<String>) message -> {
                    System.out.println("Received message: " + message);
                    messageLatch.countDown();
                });
            }
        }, cec, new URI("ws://192.168.1.248/socket.io/1/websocket/" + channel));
        messageLatch.await(5, TimeUnit.SECONDS); //I also tried increasing timeout to 30sec, doesn't help 
    } catch (Exception e) {
        e.printStackTrace();
    }

}

Web Socket response in Fiddler

1 个答案:

答案 0 :(得分:1)

这是一个已知的问题 - 如果你将lambda重写为匿名类或使用Session#addMessageHandler(Class, MessageHandler)(你可以在这里使用lambdas),它会有效。

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