Package org.cometd.client

Examples of org.cometd.client.BayeuxClient$ConnectTransportListener

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        Assert.assertTrue(oortComet12.waitFor(5000, BayeuxClient.State.CONNECTED));
        Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
        OortComet oortComet21 = oort2.findComet(oort1.getURL());
        Assert.assertTrue(oortComet21.waitFor(5000, BayeuxClient.State.CONNECTED));

        BayeuxClient client1 = startClient(oort1, null);
        Assert.assertTrue(client1.waitFor(5000, BayeuxClient.State.CONNECTED));
        BayeuxClient client2 = startClient(oort2, null);
        Assert.assertTrue(client2.waitFor(5000, BayeuxClient.State.CONNECTED));

        // Oort1 observes the channel, so any publish to Oort2 is forwarded to Oort1
        String channelName = "/oort_test";
        oort1.observeChannel(channelName);

        // Wait a while to be sure to be subscribed
        Thread.sleep(1000);

        // Subscribe client1
        LatchListener subscribeLatch1 = new LatchListener();
        client1.getChannel(Channel.META_SUBSCRIBE).addListener(subscribeLatch1);
        LatchListener messageLatch1 = new LatchListener(1);
        client1.getChannel(channelName).subscribe(messageLatch1);
        Assert.assertTrue(subscribeLatch1.await(5, TimeUnit.SECONDS));

        // Sending a message to Oort2, must be received by client1
        client2.getChannel(channelName).publish(new HashMapMessage());
        Assert.assertTrue(messageLatch1.await(5, TimeUnit.SECONDS));

        // Deobserve the channel
        oort1.deobserveChannel(channelName);

        // Wait a while to be sure to be unsubscribed
        Thread.sleep(1000);

        // Resend, the message must not be received
        messageLatch1.reset(1);
        client2.getChannel(channelName).publish(new HashMapMessage());
        Assert.assertFalse(messageLatch1.await(1, TimeUnit.SECONDS));
    }
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        httpClient.start();
    }

    protected BayeuxClient newBayeuxClient()
    {
        return new BayeuxClient(cometdURL, newWebSocketTransport(null));
    }
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        Assert.assertSame(bayeuxServer, bayeux);

        ServerTransport transport = bayeuxServer.getTransport("websocket");
        Assert.assertNotNull(transport);

        final BayeuxClient client = newBayeuxClient();
        client.handshake();
        Assert.assertTrue(client.waitFor(5000, BayeuxClient.State.CONNECTED));

        // Wait for connect to establish
        Thread.sleep(1000);

        ClientTransport clientTransport = client.getTransport();
        Assert.assertEquals("websocket", clientTransport.getName());

        disconnectBayeuxClient(client);
    }
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        Assert.assertTrue(oortComet21.waitFor(5000, BayeuxClient.State.CONNECTED));

        // Test that a valid remote client can connect
        Message.Mutable authFields = new HashMapMessage();
        authFields.getExt(true).put(TestSecurityPolicy.TOKEN_FIELD, "something");
        BayeuxClient client1 = startClient(oort1, authFields);
        Assert.assertTrue(client1.waitFor(5000, BayeuxClient.State.CONNECTED));
        // Wait for long poll to be established
        Thread.sleep(1000);
        Assert.assertTrue(client1.disconnect(5000));

        // An invalid client may not connect
        BayeuxClient client2 = startClient(oort1, null);
        Assert.assertTrue(client2.waitFor(5000, BayeuxClient.State.DISCONNECTED));

        // A client that forges an Oort comet authentication may not connect
        Message.Mutable forgedAuthFields = new HashMapMessage();
        Map<String, Object> ext = forgedAuthFields.getExt(true);
        Map<String, Object> oortExt = new HashMap<>();
        ext.put(Oort.EXT_OORT_FIELD, oortExt);
        oortExt.put(Oort.EXT_OORT_URL_FIELD, oort1.getURL());
        oortExt.put(Oort.EXT_OORT_SECRET_FIELD, "anything");
        oortExt.put(Oort.EXT_COMET_URL_FIELD, oort2.getURL());
        BayeuxClient client3 = startClient(oort1, forgedAuthFields);
        Assert.assertTrue(client3.waitFor(5000, BayeuxClient.State.DISCONNECTED));
    }
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                }
                return true;
            }
        });

        final BayeuxClient client = newBayeuxClient();
        client.addExtension(new AckExtension());
        client.setOption(ClientTransport.MAX_NETWORK_DELAY_OPTION, maxNetworkDelay);
        client.setOption(BayeuxClient.BACKOFF_INCREMENT_OPTION, 0);

        final CountDownLatch messageLatch1 = new CountDownLatch(1);
        final CountDownLatch messageLatch2 = new CountDownLatch(1);
        final ClientSessionChannel.MessageListener messageCallback = new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                if (messageLatch1.getCount() == 0)
                    messageLatch2.countDown();
                messageLatch1.countDown();
            }
        };

        final CountDownLatch clientSubscribeLatch = new CountDownLatch(1);
        final ClientSessionChannel.MessageListener subscribeCallback = new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                if (message.isSuccessful())
                    clientSubscribeLatch.countDown();
            }
        };

        client.handshake(new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                if (message.isSuccessful())
                {
                    client.getChannel(channelName).subscribe(messageCallback, subscribeCallback);
                }
            }
        });

        Assert.assertTrue(clientSubscribeLatch.await(5, TimeUnit.SECONDS));
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        }

        HttpClient httpClient = new HttpClient();
        httpClient.start();

        client = new BayeuxClient(url, new LongPollingTransport(null, httpClient));
        client.getChannel(Channel.META_HANDSHAKE).addListener(new InitializerListener());
        client.getChannel(Channel.META_CONNECT).addListener(new ConnectionListener());

        client.handshake();
        boolean success = client.waitFor(1000, BayeuxClient.State.CONNECTED);
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        Assert.assertTrue(oortB.getKnownComets().contains(oortC.getURL()));
        Assert.assertEquals(2, oortC.getKnownComets().size());
        Assert.assertTrue(oortC.getKnownComets().contains(oortA.getURL()));
        Assert.assertTrue(oortC.getKnownComets().contains(oortB.getURL()));

        BayeuxClient clientA = startClient(oortA, null);
        Assert.assertTrue(clientA.waitFor(5000, BayeuxClient.State.CONNECTED));
        // Be sure that disconnecting clientA we do not mess with the known comets
        stopClient(clientA);

        Assert.assertEquals(2, oortA.getKnownComets().size());
        Assert.assertEquals(2, oortB.getKnownComets().size());
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        String channelName = "/foo";
        oortA.observeChannel(channelName);
        oortB.observeChannel(channelName);

        BayeuxClient clientA = startClient(oortA, null);
        Assert.assertTrue(clientA.waitFor(5000, BayeuxClient.State.CONNECTED));
        BayeuxClient clientB = startClient(oortB, null);
        Assert.assertTrue(clientB.waitFor(5000, BayeuxClient.State.CONNECTED));

        final AtomicReference<CountDownLatch> messageLatch = new AtomicReference<>(new CountDownLatch(1));
        clientB.getChannel(channelName).subscribe(new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                messageLatch.get().countDown();
            }
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    }

    @Test
    public void testBatchingAfterHandshake() throws Exception
    {
        final BayeuxClient client = newBayeuxClient();
        final AtomicBoolean connected = new AtomicBoolean();
        client.getChannel(Channel.META_CONNECT).addListener(new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                connected.set(message.isSuccessful());
            }
        });
        client.getChannel(Channel.META_HANDSHAKE).addListener(new ClientSessionChannel.MessageListener()
        {
            public void onMessage(ClientSessionChannel channel, Message message)
            {
                connected.set(false);
            }
        });
        client.handshake();

        final String channelName = "/foo/bar";
        final BlockingArrayQueue<String> messages = new BlockingArrayQueue<>();
        client.batch(new Runnable()
        {
            public void run()
            {
                // Subscribe and publish must be batched so that they are sent in order,
                // otherwise it's possible that the subscribe arrives to the server after the publish
                client.getChannel(channelName).subscribe(new ClientSessionChannel.MessageListener()
                {
                    public void onMessage(ClientSessionChannel channel, Message message)
                    {
                        messages.add(channel.getId());
                        messages.add(message.getData().toString());
                    }
                });
                client.getChannel(channelName).publish("hello");
            }
        });

        Assert.assertTrue(client.waitFor(5000, BayeuxClient.State.CONNECTED));

        Assert.assertEquals(channelName, messages.poll(1, TimeUnit.SECONDS));
        Assert.assertEquals("hello", messages.poll(1, TimeUnit.SECONDS));

        disconnectBayeuxClient(client);
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    }

    @Test
    public void testHandshakeDenied() throws Exception
    {
        BayeuxClient client = newBayeuxClient();
        SecurityPolicy oldPolicy = bayeux.getSecurityPolicy();
        bayeux.setSecurityPolicy(new DefaultSecurityPolicy()
        {
            @Override
            public boolean canHandshake(BayeuxServer server, ServerSession session, ServerMessage message)
            {
                return false;
            }
        });
        try
        {
            final AtomicReference<CountDownLatch> latch = new AtomicReference<>(new CountDownLatch(1));
            client.getChannel(Channel.META_HANDSHAKE).addListener(new ClientSessionChannel.MessageListener()
            {
                public void onMessage(ClientSessionChannel channel, Message message)
                {
                    Assert.assertFalse(message.isSuccessful());
                    latch.get().countDown();
                }
            });
            client.handshake();
            Assert.assertTrue(latch.get().await(5, TimeUnit.SECONDS));

            // Be sure it does not retry
            latch.set(new CountDownLatch(1));
            Assert.assertFalse(latch.get().await(client.getBackoffIncrement() * 2, TimeUnit.MILLISECONDS));

            Assert.assertTrue(client.waitFor(5000, State.DISCONNECTED));
        }
        finally
        {
            bayeux.setSecurityPolicy(oldPolicy);
            disconnectBayeuxClient(client);
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