Examples with RawFrame org.apache.hc.core5.http2.frame.RawFrame used on opensource projects

Example 1 with RawFrame

use of org.apache.hc.core5.http2.frame.RawFrame in project httpcomponents-core by apache.

the class H2RequestExecutionExample 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.FORCE_HTTP_2).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 target = new HttpHost("nghttp2.org");
    final String[] requestUris = new String[] { "/httpbin/ip", "/httpbin/user-agent", "/httpbin/headers" };
    final CountDownLatch latch = new CountDownLatch(requestUris.length);
    for (final String requestUri : requestUris) {
        final Future<AsyncClientEndpoint> future = requester.connect(target, Timeout.ofSeconds(5));
        final AsyncClientEndpoint clientEndpoint = future.get();
        clientEndpoint.execute(AsyncRequestBuilder.get().setHttpHost(target).setPath(requestUri).build(), new BasicResponseConsumer<>(new StringAsyncEntityConsumer()), new FutureCallback<Message<HttpResponse, String>>() {

            @Override
            public void completed(final Message<HttpResponse, String> message) {
                clientEndpoint.releaseAndReuse();
                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) {
                clientEndpoint.releaseAndDiscard();
                System.out.println(requestUri + "->" + ex);
                latch.countDown();
            }

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

Example 2 with RawFrame

use of org.apache.hc.core5.http2.frame.RawFrame 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 RawFrame

use of org.apache.hc.core5.http2.frame.RawFrame in project httpcomponents-core by apache.

the class TestFrameInOutBuffers method testReadFrameMultiple.

@Test
public void testReadFrameMultiple() throws Exception {
    final FrameInputBuffer inBuffer = new FrameInputBuffer(16 * 1024);
    final ReadableByteChannelMock readableChannel = new ReadableByteChannelMock(new byte[] { 0, 0, 10, 0, 8, 0, 0, 0, 8, 4, 0, 1, 2, 3, 4, 0, 0, 0, 0, 0, 0, 10, 0, 9, 0, 0, 0, 8, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0 });
    final RawFrame frame1 = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame1.getType()));
    Assertions.assertEquals(8, frame1.getFlags());
    Assertions.assertEquals(8, frame1.getStreamId());
    final ByteBuffer payload1 = frame1.getPayloadContent();
    Assertions.assertNotNull(payload1);
    Assertions.assertEquals(5, payload1.remaining());
    Assertions.assertEquals(0, payload1.get());
    Assertions.assertEquals(1, payload1.get());
    Assertions.assertEquals(2, payload1.get());
    Assertions.assertEquals(3, payload1.get());
    Assertions.assertEquals(4, payload1.get());
    final RawFrame frame2 = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame2.getType()));
    Assertions.assertEquals(FrameFlag.of(FrameFlag.END_STREAM, FrameFlag.PADDED), frame2.getFlags());
    Assertions.assertEquals(8, frame2.getStreamId());
    final ByteBuffer payload2 = frame2.getPayloadContent();
    Assertions.assertNotNull(payload2);
    Assertions.assertEquals(5, payload2.remaining());
    Assertions.assertEquals(5, payload2.get());
    Assertions.assertEquals(6, payload2.get());
    Assertions.assertEquals(7, payload2.get());
    Assertions.assertEquals(8, payload2.get());
    Assertions.assertEquals(9, payload2.get());
    Assertions.assertEquals(-1, readableChannel.read(ByteBuffer.allocate(1024)));
}

Example 4 with RawFrame

use of org.apache.hc.core5.http2.frame.RawFrame in project httpcomponents-core by apache.

the class TestFrameInOutBuffers method testReadFrameMultipleSmallBuffer.

@Test
public void testReadFrameMultipleSmallBuffer() throws Exception {
    final FrameInputBuffer inBuffer = new FrameInputBuffer(new BasicH2TransportMetrics(), 20, 10);
    final ReadableByteChannelMock readableChannel = new ReadableByteChannelMock(new byte[] { 0, 0, 10, 0, 8, 0, 0, 0, 8, 4, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 8, 2, 2, 2, 2, 2, 0, 0, 10, 0, 9, 0, 0, 0, 8, 4, 3, 3, 3, 3, 3, 0, 0, 0, 0 });
    final RawFrame frame1 = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame1.getType()));
    Assertions.assertEquals(8, frame1.getFlags());
    Assertions.assertEquals(8, frame1.getStreamId());
    final ByteBuffer payload1 = frame1.getPayloadContent();
    Assertions.assertNotNull(payload1);
    Assertions.assertEquals(5, payload1.remaining());
    Assertions.assertEquals(1, payload1.get());
    Assertions.assertEquals(1, payload1.get());
    Assertions.assertEquals(1, payload1.get());
    Assertions.assertEquals(1, payload1.get());
    Assertions.assertEquals(1, payload1.get());
    final RawFrame frame2 = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame2.getType()));
    Assertions.assertEquals(0, frame2.getFlags());
    Assertions.assertEquals(8, frame2.getStreamId());
    final ByteBuffer payload2 = frame2.getPayloadContent();
    Assertions.assertNotNull(payload2);
    Assertions.assertEquals(5, payload2.remaining());
    Assertions.assertEquals(2, payload2.get());
    Assertions.assertEquals(2, payload2.get());
    Assertions.assertEquals(2, payload2.get());
    Assertions.assertEquals(2, payload2.get());
    Assertions.assertEquals(2, payload2.get());
    final RawFrame frame3 = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame3.getType()));
    Assertions.assertEquals(FrameFlag.of(FrameFlag.END_STREAM, FrameFlag.PADDED), frame3.getFlags());
    Assertions.assertEquals(8, frame3.getStreamId());
    final ByteBuffer payload3 = frame3.getPayloadContent();
    Assertions.assertNotNull(payload3);
    Assertions.assertEquals(5, payload3.remaining());
    Assertions.assertEquals(3, payload3.get());
    Assertions.assertEquals(3, payload3.get());
    Assertions.assertEquals(3, payload3.get());
    Assertions.assertEquals(3, payload3.get());
    Assertions.assertEquals(3, payload3.get());
    Assertions.assertEquals(-1, readableChannel.read(ByteBuffer.allocate(1024)));
}

Example 5 with RawFrame

use of org.apache.hc.core5.http2.frame.RawFrame in project httpcomponents-core by apache.

the class TestFrameInOutBuffers method testReadEmptyFrame.

@Test
public void testReadEmptyFrame() throws Exception {
    final FrameInputBuffer inBuffer = new FrameInputBuffer(16 * 1024);
    final ReadableByteChannelMock readableChannel = new ReadableByteChannelMock(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0 });
    final RawFrame frame = inBuffer.read(readableChannel);
    Assertions.assertEquals(FrameType.DATA, FrameType.valueOf(frame.getType()));
    Assertions.assertEquals(0, frame.getFlags());
    Assertions.assertEquals(0, frame.getStreamId());
    final ByteBuffer payload = frame.getPayloadContent();
    Assertions.assertNull(payload);
}