Examples with ClientCallback io.undertow.client.ClientCallback used on opensource projects

Example 1 with ClientCallback

use of io.undertow.client.ClientCallback in project spring-framework by spring-projects.

the class UndertowXhrTransport method executeReceiveRequest.

private void executeReceiveRequest(final TransportRequest transportRequest, final URI url, final HttpHeaders headers, final XhrClientSockJsSession session, final SettableListenableFuture<WebSocketSession> connectFuture) {
    if (logger.isTraceEnabled()) {
        logger.trace("Starting XHR receive request for " + url);
    }
    ClientCallback<ClientConnection> clientCallback = new ClientCallback<ClientConnection>() {

        @Override
        public void completed(ClientConnection connection) {
            ClientRequest request = new ClientRequest().setMethod(Methods.POST).setPath(url.getPath());
            HttpString headerName = HttpString.tryFromString(HttpHeaders.HOST);
            request.getRequestHeaders().add(headerName, url.getHost());
            addHttpHeaders(request, headers);
            HttpHeaders httpHeaders = transportRequest.getHttpRequestHeaders();
            connection.sendRequest(request, createReceiveCallback(transportRequest, url, httpHeaders, session, connectFuture));
        }

        @Override
        public void failed(IOException ex) {
            throw new SockJsTransportFailureException("Failed to execute request to " + url, ex);
        }
    };
    this.httpClient.connect(clientCallback, url, this.worker, this.bufferPool, this.optionMap);
}

Example 2 with ClientCallback

use of io.undertow.client.ClientCallback in project spring-framework by spring-projects.

the class UndertowXhrTransport method createReceiveCallback.

private ClientCallback<ClientExchange> createReceiveCallback(final TransportRequest transportRequest, final URI url, final HttpHeaders headers, final XhrClientSockJsSession sockJsSession, final SettableListenableFuture<WebSocketSession> connectFuture) {
    return new ClientCallback<ClientExchange>() {

        @Override
        public void completed(final ClientExchange exchange) {
            exchange.setResponseListener(new ClientCallback<ClientExchange>() {

                @Override
                public void completed(ClientExchange result) {
                    ClientResponse response = result.getResponse();
                    if (response.getResponseCode() != 200) {
                        HttpStatus status = HttpStatus.valueOf(response.getResponseCode());
                        IoUtils.safeClose(result.getConnection());
                        onFailure(new HttpServerErrorException(status, "Unexpected XHR receive status"));
                    } else {
                        SockJsResponseListener listener = new SockJsResponseListener(transportRequest, result.getConnection(), url, headers, sockJsSession, connectFuture);
                        listener.setup(result.getResponseChannel());
                    }
                    if (logger.isTraceEnabled()) {
                        logger.trace("XHR receive headers: " + toHttpHeaders(response.getResponseHeaders()));
                    }
                    try {
                        StreamSinkChannel channel = result.getRequestChannel();
                        channel.shutdownWrites();
                        if (!channel.flush()) {
                            channel.getWriteSetter().set(ChannelListeners.<StreamSinkChannel>flushingChannelListener(null, null));
                            channel.resumeWrites();
                        }
                    } catch (IOException exc) {
                        IoUtils.safeClose(result.getConnection());
                        onFailure(exc);
                    }
                }

                @Override
                public void failed(IOException exc) {
                    IoUtils.safeClose(exchange.getConnection());
                    onFailure(exc);
                }
            });
        }

        @Override
        public void failed(IOException exc) {
            onFailure(exc);
        }

        private void onFailure(Throwable failure) {
            if (connectFuture.setException(failure)) {
                return;
            }
            if (sockJsSession.isDisconnected()) {
                sockJsSession.afterTransportClosed(null);
            } else {
                sockJsSession.handleTransportError(failure);
                sockJsSession.afterTransportClosed(new CloseStatus(1006, failure.getMessage()));
            }
        }
    };
}

Example 3 with ClientCallback

use of io.undertow.client.ClientCallback in project undertow by undertow-io.

the class LoadBalancingProxyHTTP2TestCase method testHttp2ClientMultipleStreamsThreadSafety.

@Test
public void testHttp2ClientMultipleStreamsThreadSafety() throws IOException, URISyntaxException, ExecutionException, InterruptedException, TimeoutException {
    //not actually a proxy test
    //but convent to put it here
    UndertowXnioSsl ssl = new UndertowXnioSsl(DefaultServer.getWorker().getXnio(), OptionMap.EMPTY, DefaultServer.SSL_BUFFER_POOL, DefaultServer.createClientSslContext());
    final UndertowClient client = UndertowClient.getInstance();
    final ClientConnection connection = client.connect(new URI("https", null, DefaultServer.getHostAddress(), DefaultServer.getHostPort() + 1, "/", null, null), DefaultServer.getWorker(), ssl, DefaultServer.getBufferPool(), OptionMap.create(UndertowOptions.ENABLE_HTTP2, true)).get();
    final ExecutorService service = Executors.newFixedThreadPool(10);
    try {
        Deque<FutureResult<String>> futures = new ArrayDeque<>();
        for (int i = 0; i < 100; ++i) {
            final FutureResult<String> future = new FutureResult<>();
            futures.add(future);
            service.submit(new Callable<String>() {

                @Override
                public String call() throws Exception {
                    ClientRequest cr = new ClientRequest().setMethod(Methods.GET).setPath("/path").setProtocol(Protocols.HTTP_1_1);
                    connection.sendRequest(cr, new ClientCallback<ClientExchange>() {

                        @Override
                        public void completed(ClientExchange result) {
                            result.setResponseListener(new ClientCallback<ClientExchange>() {

                                @Override
                                public void completed(ClientExchange result) {
                                    new StringReadChannelListener(DefaultServer.getBufferPool()) {

                                        @Override
                                        protected void stringDone(String string) {
                                            future.setResult(string);
                                        }

                                        @Override
                                        protected void error(IOException e) {
                                            future.setException(e);
                                        }
                                    }.setup(result.getResponseChannel());
                                }

                                @Override
                                public void failed(IOException e) {
                                    future.setException(e);
                                }
                            });
                        }

                        @Override
                        public void failed(IOException e) {
                            future.setException(e);
                        }
                    });
                    return null;
                }
            });
        }
        while (!futures.isEmpty()) {
            FutureResult<String> future = futures.poll();
            Assert.assertNotEquals(IoFuture.Status.WAITING, future.getIoFuture().awaitInterruptibly(10, TimeUnit.SECONDS));
            Assert.assertEquals("/path", future.getIoFuture().get());
        }
    } finally {
        service.shutdownNow();
    }
}