Examples with Http1StreamListener org.apache.hc.core5.http.impl.Http1StreamListener used on opensource projects

Example 1 with Http1StreamListener

use of org.apache.hc.core5.http.impl.Http1StreamListener in project httpcomponents-core by apache.

the class ReactiveFullDuplexClientExample method main.

public static void main(final String[] args) throws Exception {
    String endpoint = "http://localhost:8080/echo";
    if (args.length >= 1) {
        endpoint = args[0];
    }
    // Create and start requester
    final HttpAsyncRequester requester = AsyncRequesterBootstrap.bootstrap().setIOReactorConfig(IOReactorConfig.custom().setSoTimeout(5, TimeUnit.SECONDS).build()).setStreamListener(new Http1StreamListener() {

        @Override
        public void onRequestHead(final HttpConnection connection, final HttpRequest request) {
            System.out.println(connection.getRemoteAddress() + " " + new RequestLine(request));
        }

        @Override
        public void onResponseHead(final HttpConnection connection, final HttpResponse response) {
            System.out.println(connection.getRemoteAddress() + " " + new StatusLine(response));
        }

        @Override
        public void onExchangeComplete(final HttpConnection connection, final boolean keepAlive) {
            if (keepAlive) {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection kept alive)");
            } else {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection closed)");
            }
        }
    }).create();
    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
        System.out.println("HTTP requester shutting down");
        requester.close(CloseMode.GRACEFUL);
    }));
    requester.start();
    final Random random = new Random();
    final Flowable<ByteBuffer> publisher = Flowable.range(1, 100).map(ignored -> {
        final String str = random.nextDouble() + "\n";
        return ByteBuffer.wrap(str.getBytes(UTF_8));
    });
    final AsyncRequestProducer requestProducer = AsyncRequestBuilder.post(new URI(endpoint)).setEntity(new ReactiveEntityProducer(publisher, -1, ContentType.TEXT_PLAIN, null)).build();
    final ReactiveResponseConsumer consumer = new ReactiveResponseConsumer();
    final Future<Void> responseComplete = requester.execute(requestProducer, consumer, Timeout.ofSeconds(30), null);
    final Message<HttpResponse, Publisher<ByteBuffer>> streamingResponse = consumer.getResponseFuture().get();
    System.out.println(streamingResponse.getHead());
    for (final Header header : streamingResponse.getHead().getHeaders()) {
        System.out.println(header);
    }
    System.out.println();
    Observable.fromPublisher(streamingResponse.getBody()).map(byteBuffer -> {
        final byte[] string = new byte[byteBuffer.remaining()];
        byteBuffer.get(string);
        return new String(string);
    }).materialize().forEach(System.out::println);
    responseComplete.get(1, TimeUnit.MINUTES);
    System.out.println("Shutting down I/O reactor");
    requester.initiateShutdown();
}

Example 2 with Http1StreamListener

use of org.apache.hc.core5.http.impl.Http1StreamListener in project httpcomponents-core by apache.

the class H2ViaHttp1ProxyExecutionExample method main.

public static void main(final String[] args) throws Exception {
    // Create and start requester
    final H2Config h2Config = H2Config.custom().setPushEnabled(false).build();
    final HttpAsyncRequester requester = H2RequesterBootstrap.bootstrap().setH2Config(h2Config).setVersionPolicy(HttpVersionPolicy.NEGOTIATE).setStreamListener(new Http1StreamListener() {

        @Override
        public void onRequestHead(final HttpConnection connection, final HttpRequest request) {
            System.out.println(connection.getRemoteAddress() + " " + new RequestLine(request));
        }

        @Override
        public void onResponseHead(final HttpConnection connection, final HttpResponse response) {
            System.out.println(connection.getRemoteAddress() + " " + new StatusLine(response));
        }

        @Override
        public void onExchangeComplete(final HttpConnection connection, final boolean keepAlive) {
            if (keepAlive) {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection kept alive)");
            } else {
                System.out.println(connection.getRemoteAddress() + " exchange completed (connection closed)");
            }
        }
    }).setStreamListener(new H2StreamListener() {

        @Override
        public void onHeaderInput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
            for (int i = 0; i < headers.size(); i++) {
                System.out.println(connection.getRemoteAddress() + " (" + streamId + ") << " + headers.get(i));
            }
        }

        @Override
        public void onHeaderOutput(final HttpConnection connection, final int streamId, final List<? extends Header> headers) {
            for (int i = 0; i < headers.size(); i++) {
                System.out.println(connection.getRemoteAddress() + " (" + streamId + ") >> " + headers.get(i));
            }
        }

        @Override
        public void onFrameInput(final HttpConnection connection, final int streamId, final RawFrame frame) {
        }

        @Override
        public void onFrameOutput(final HttpConnection connection, final int streamId, final RawFrame frame) {
        }

        @Override
        public void onInputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
        }

        @Override
        public void onOutputFlowControl(final HttpConnection connection, final int streamId, final int delta, final int actualSize) {
        }
    }).create();
    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
        System.out.println("HTTP requester shutting down");
        requester.close(CloseMode.GRACEFUL);
    }));
    requester.start();
    final HttpHost proxy = new HttpHost("localhost", 8888);
    final HttpHost target = new HttpHost("https", "nghttp2.org");
    final ComplexFuture<AsyncClientEndpoint> tunnelFuture = new ComplexFuture<>(null);
    tunnelFuture.setDependency(requester.connect(proxy, Timeout.ofSeconds(30), null, new FutureContribution<AsyncClientEndpoint>(tunnelFuture) {

        @Override
        public void completed(final AsyncClientEndpoint endpoint) {
            if (endpoint instanceof TlsUpgradeCapable) {
                final HttpRequest connect = new BasicHttpRequest(Method.CONNECT, proxy, target.toHostString());
                endpoint.execute(new BasicRequestProducer(connect, null), new BasicResponseConsumer<>(new DiscardingEntityConsumer<>()), new FutureContribution<Message<HttpResponse, Void>>(tunnelFuture) {

                    @Override
                    public void completed(final Message<HttpResponse, Void> message) {
                        final HttpResponse response = message.getHead();
                        if (response.getCode() == HttpStatus.SC_OK) {
                            ((TlsUpgradeCapable) endpoint).tlsUpgrade(target, new FutureContribution<ProtocolIOSession>(tunnelFuture) {

                                @Override
                                public void completed(final ProtocolIOSession protocolSession) {
                                    System.out.println("Tunnel to " + target + " via " + proxy + " established");
                                    tunnelFuture.completed(endpoint);
                                }
                            });
                        } else {
                            tunnelFuture.failed(new HttpException("Tunnel refused: " + new StatusLine(response)));
                        }
                    }
                });
            } else {
                tunnelFuture.failed(new IllegalStateException("TLS upgrade not supported"));
            }
        }
    }));
    final String[] requestUris = new String[] { "/httpbin/ip", "/httpbin/user-agent", "/httpbin/headers" };
    final AsyncClientEndpoint endpoint = tunnelFuture.get(1, TimeUnit.MINUTES);
    try {
        final CountDownLatch latch = new CountDownLatch(requestUris.length);
        for (final String requestUri : requestUris) {
            endpoint.execute(new BasicRequestProducer(Method.GET, target, requestUri), new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), new FutureCallback<Message<HttpResponse, String>>() {

                @Override
                public void completed(final Message<HttpResponse, String> message) {
                    final HttpResponse response = message.getHead();
                    final String body = message.getBody();
                    System.out.println(requestUri + "->" + response.getCode());
                    System.out.println(body);
                    latch.countDown();
                }

                @Override
                public void failed(final Exception ex) {
                    System.out.println(requestUri + "->" + ex);
                    latch.countDown();
                }

                @Override
                public void cancelled() {
                    System.out.println(requestUri + " cancelled");
                    latch.countDown();
                }
            });
        }
        latch.await();
    } finally {
        endpoint.releaseAndDiscard();
    }
    System.out.println("Shutting down I/O reactor");
    requester.initiateShutdown();
}

Example 3 with Http1StreamListener

use of org.apache.hc.core5.http.impl.Http1StreamListener in project httpcomponents-core by apache.

the class H2RequesterBootstrap method create.

public H2AsyncRequester create() {
    final ManagedConnPool<HttpHost, IOSession> connPool;
    switch(poolConcurrencyPolicy != null ? poolConcurrencyPolicy : PoolConcurrencyPolicy.STRICT) {
        case LAX:
            connPool = new LaxConnPool<>(defaultMaxPerRoute > 0 ? defaultMaxPerRoute : 20, timeToLive, poolReusePolicy, new DefaultDisposalCallback<>(), connPoolListener);
            break;
        case STRICT:
        default:
            connPool = new StrictConnPool<>(defaultMaxPerRoute > 0 ? defaultMaxPerRoute : 20, maxTotal > 0 ? maxTotal : 50, timeToLive, poolReusePolicy, new DefaultDisposalCallback<>(), connPoolListener);
            break;
    }
    final RequestHandlerRegistry<Supplier<AsyncPushConsumer>> registry = new RequestHandlerRegistry<>(uriPatternType);
    for (final HandlerEntry<Supplier<AsyncPushConsumer>> entry : pushConsumerList) {
        registry.register(entry.hostname, entry.uriPattern, entry.handler);
    }
    final ClientH2StreamMultiplexerFactory http2StreamHandlerFactory = new ClientH2StreamMultiplexerFactory(httpProcessor != null ? httpProcessor : H2Processors.client(), new DefaultAsyncPushConsumerFactory(registry), h2Config != null ? h2Config : H2Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, streamListener);
    final TlsStrategy actualTlsStrategy = tlsStrategy != null ? tlsStrategy : new H2ClientTlsStrategy();
    final ClientHttp1StreamDuplexerFactory http1StreamHandlerFactory = new ClientHttp1StreamDuplexerFactory(httpProcessor != null ? httpProcessor : HttpProcessors.client(), http1Config != null ? http1Config : Http1Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, DefaultConnectionReuseStrategy.INSTANCE, new DefaultHttpResponseParserFactory(http1Config), DefaultHttpRequestWriterFactory.INSTANCE, DefaultContentLengthStrategy.INSTANCE, DefaultContentLengthStrategy.INSTANCE, http1StreamListener);
    final IOEventHandlerFactory ioEventHandlerFactory = new ClientHttpProtocolNegotiationStarter(http1StreamHandlerFactory, http2StreamHandlerFactory, versionPolicy != null ? versionPolicy : HttpVersionPolicy.NEGOTIATE, actualTlsStrategy, handshakeTimeout);
    return new H2AsyncRequester(versionPolicy != null ? versionPolicy : HttpVersionPolicy.NEGOTIATE, ioReactorConfig, ioEventHandlerFactory, ioSessionDecorator, exceptionCallback, sessionListener, connPool, actualTlsStrategy, handshakeTimeout);
}

Example 4 with Http1StreamListener

use of org.apache.hc.core5.http.impl.Http1StreamListener in project httpcomponents-core by apache.

the class H2ServerBootstrap method create.

public HttpAsyncServer create() {
    final String actualCanonicalHostName = canonicalHostName != null ? canonicalHostName : InetAddressUtils.getCanonicalLocalHostName();
    final RequestHandlerRegistry<Supplier<AsyncServerExchangeHandler>> registry = new RequestHandlerRegistry<>(actualCanonicalHostName, () -> lookupRegistry != null ? lookupRegistry : UriPatternType.newMatcher(UriPatternType.URI_PATTERN));
    for (final HandlerEntry<Supplier<AsyncServerExchangeHandler>> entry : handlerList) {
        registry.register(entry.hostname, entry.uriPattern, entry.handler);
    }
    final HandlerFactory<AsyncServerExchangeHandler> handlerFactory;
    if (!filters.isEmpty()) {
        final NamedElementChain<AsyncFilterHandler> filterChainDefinition = new NamedElementChain<>();
        filterChainDefinition.addLast(new TerminalAsyncServerFilter(new DefaultAsyncResponseExchangeHandlerFactory(registry)), StandardFilter.MAIN_HANDLER.name());
        filterChainDefinition.addFirst(new AsyncServerExpectationFilter(), StandardFilter.EXPECT_CONTINUE.name());
        for (final FilterEntry<AsyncFilterHandler> entry : filters) {
            switch(entry.position) {
                case AFTER:
                    filterChainDefinition.addAfter(entry.existing, entry.filterHandler, entry.name);
                    break;
                case BEFORE:
                    filterChainDefinition.addBefore(entry.existing, entry.filterHandler, entry.name);
                    break;
                case REPLACE:
                    filterChainDefinition.replace(entry.existing, entry.filterHandler);
                    break;
                case FIRST:
                    filterChainDefinition.addFirst(entry.filterHandler, entry.name);
                    break;
                case LAST:
                    // Don't add last, after TerminalAsyncServerFilter, as that does not delegate to the chain
                    // Instead, add the filter just before it, making it effectively the last filter
                    filterChainDefinition.addBefore(StandardFilter.MAIN_HANDLER.name(), entry.filterHandler, entry.name);
                    break;
            }
        }
        NamedElementChain<AsyncFilterHandler>.Node current = filterChainDefinition.getLast();
        AsyncServerFilterChainElement execChain = null;
        while (current != null) {
            execChain = new AsyncServerFilterChainElement(current.getValue(), execChain);
            current = current.getPrevious();
        }
        handlerFactory = new AsyncServerFilterChainExchangeHandlerFactory(execChain, exceptionCallback);
    } else {
        handlerFactory = new DefaultAsyncResponseExchangeHandlerFactory(registry, handler -> new BasicAsyncServerExpectationDecorator(handler, exceptionCallback));
    }
    final ServerH2StreamMultiplexerFactory http2StreamHandlerFactory = new ServerH2StreamMultiplexerFactory(httpProcessor != null ? httpProcessor : H2Processors.server(), handlerFactory, h2Config != null ? h2Config : H2Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, h2StreamListener);
    final TlsStrategy actualTlsStrategy = tlsStrategy != null ? tlsStrategy : new H2ServerTlsStrategy();
    final ServerHttp1StreamDuplexerFactory http1StreamHandlerFactory = new ServerHttp1StreamDuplexerFactory(httpProcessor != null ? httpProcessor : HttpProcessors.server(), handlerFactory, http1Config != null ? http1Config : Http1Config.DEFAULT, charCodingConfig != null ? charCodingConfig : CharCodingConfig.DEFAULT, DefaultConnectionReuseStrategy.INSTANCE, DefaultHttpRequestParserFactory.INSTANCE, DefaultHttpResponseWriterFactory.INSTANCE, DefaultContentLengthStrategy.INSTANCE, DefaultContentLengthStrategy.INSTANCE, http1StreamListener);
    final IOEventHandlerFactory ioEventHandlerFactory = new ServerHttpProtocolNegotiationStarter(http1StreamHandlerFactory, http2StreamHandlerFactory, versionPolicy != null ? versionPolicy : HttpVersionPolicy.NEGOTIATE, actualTlsStrategy, handshakeTimeout);
    return new HttpAsyncServer(ioEventHandlerFactory, ioReactorConfig, ioSessionDecorator, exceptionCallback, sessionListener, actualCanonicalHostName);
}

Example 5 with Http1StreamListener

use of org.apache.hc.core5.http.impl.Http1StreamListener in project httpcomponents-core by apache.

the class Http1IntegrationTest method testTruncatedChunk.

@Test
public void testTruncatedChunk() throws Exception {
    final InetSocketAddress serverEndpoint = server.start(new InternalServerHttp1EventHandlerFactory(HttpProcessors.server(), (request, context) -> new MessageExchangeHandler<String>(new StringAsyncEntityConsumer()) {

        @Override
        protected void handle(final Message<HttpRequest, String> request, final AsyncServerRequestHandler.ResponseTrigger responseTrigger, final HttpContext context) throws IOException, HttpException {
            responseTrigger.submitResponse(new BasicResponseProducer(new StringAsyncEntityProducer("useful stuff")), context);
        }
    }, Http1Config.DEFAULT, CharCodingConfig.DEFAULT, DefaultConnectionReuseStrategy.INSTANCE, scheme == URIScheme.HTTPS ? SSLTestContexts.createServerSSLContext() : null, null, null) {

        @Override
        protected ServerHttp1StreamDuplexer createServerHttp1StreamDuplexer(final ProtocolIOSession ioSession, final HttpProcessor httpProcessor, final HandlerFactory<AsyncServerExchangeHandler> exchangeHandlerFactory, final Http1Config http1Config, final CharCodingConfig connectionConfig, final ConnectionReuseStrategy connectionReuseStrategy, final NHttpMessageParser<HttpRequest> incomingMessageParser, final NHttpMessageWriter<HttpResponse> outgoingMessageWriter, final ContentLengthStrategy incomingContentStrategy, final ContentLengthStrategy outgoingContentStrategy, final Http1StreamListener streamListener) {
            return new ServerHttp1StreamDuplexer(ioSession, httpProcessor, exchangeHandlerFactory, scheme.id, http1Config, connectionConfig, connectionReuseStrategy, incomingMessageParser, outgoingMessageWriter, incomingContentStrategy, outgoingContentStrategy, streamListener) {

                @Override
                protected ContentEncoder createContentEncoder(final long len, final WritableByteChannel channel, final SessionOutputBuffer buffer, final BasicHttpTransportMetrics metrics) throws HttpException {
                    if (len == ContentLengthStrategy.CHUNKED) {
                        return new BrokenChunkEncoder(channel, buffer, metrics);
                    } else {
                        return super.createContentEncoder(len, channel, buffer, metrics);
                    }
                }
            };
        }
    });
    client.start();
    final Future<ClientSessionEndpoint> connectFuture = client.connect("localhost", serverEndpoint.getPort(), TIMEOUT);
    final ClientSessionEndpoint streamEndpoint = connectFuture.get();
    final AsyncRequestProducer requestProducer = new BasicRequestProducer(Method.GET, createRequestURI(serverEndpoint, "/hello"));
    final StringAsyncEntityConsumer entityConsumer = new StringAsyncEntityConsumer() {

        @Override
        public void releaseResources() {
        // Do not clear internal content buffer
        }
    };
    final BasicResponseConsumer<String> responseConsumer = new BasicResponseConsumer<>(entityConsumer);
    final Future<Message<HttpResponse, String>> future1 = streamEndpoint.execute(requestProducer, responseConsumer, null);
    final ExecutionException exception = Assertions.assertThrows(ExecutionException.class, () -> future1.get(TIMEOUT.getDuration(), TIMEOUT.getTimeUnit()));
    final Throwable cause = exception.getCause();
    Assertions.assertTrue(cause instanceof MalformedChunkCodingException);
    Assertions.assertEquals("garbage", entityConsumer.generateContent());
}