Example usage for io.netty.handler.codec.http HttpMethod GET

List of usage examples for io.netty.handler.codec.http HttpMethod GET

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Introduction

In this page you can find the example usage for io.netty.handler.codec.http HttpMethod GET.

Prototype

HttpMethod GET

To view the source code for io.netty.handler.codec.http HttpMethod GET.

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Document

The GET method means retrieve whatever information (in the form of an entity) is identified by the Request-URI.

Usage

From source file:com.dlc.server.DLCHttpServerHandler.java

private void getAllFiles(ChannelHandlerContext ctx, HttpRequest req, Map<String, List<String>> params) {
    if (req.method() == HttpMethod.GET) {
        writeResponse(ctx, gson.toJson(c.getIndexedFiles()));
    }/*w  w  w  .j  av  a2 s . co m*/
}

From source file:com.dwarf.netty.guide.http.snoop.HttpSnoopClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
    int port = uri.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;/*w  w w . ja va  2 s .  c o  m*/
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }

    // Configure SSL context if necessary.
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpSnoopClientInitializer(sslCtx));

        // Make the connection attempt.
        Channel ch = b.connect(host, port).sync().channel();

        // Prepare the HTTP request.
        HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET,
                uri.getRawPath());
        request.headers().set(HttpHeaderNames.HOST, host);
        request.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE);
        request.headers().set(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.GZIP);

        // Set some example cookies.
        request.headers().set(HttpHeaderNames.COOKIE, ClientCookieEncoder
                .encode(new DefaultCookie("my-cookie", "foo"), new DefaultCookie("another-cookie", "bar")));

        // Send the HTTP request.
        ch.writeAndFlush(request);

        // Wait for the server to close the connection.
        ch.closeFuture().sync();
    } finally {
        // Shut down executor threads to exit.
        group.shutdownGracefully();
    }
}

From source file:com.example.grpc.server.PrometheusServer.java

License:Apache License

public void start() {
    final ServerBootstrap bootstrap = new ServerBootstrap();

    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*from w  ww .j  ava 2  s  . com*/
                protected void initChannel(SocketChannel socketChannel) throws Exception {
                    ChannelPipeline pipeline = socketChannel.pipeline();
                    pipeline.addLast("decoder", new HttpRequestDecoder());
                    pipeline.addLast("encoder", new HttpResponseEncoder());
                    pipeline.addLast("prometheus", new SimpleChannelInboundHandler<Object>() {
                        @Override
                        protected void channelRead0(ChannelHandlerContext channelHandlerContext, Object o)
                                throws Exception {
                            if (!(o instanceof HttpRequest)) {
                                return;
                            }

                            HttpRequest request = (HttpRequest) o;

                            if (!"/metrics".equals(request.uri())) {
                                final FullHttpResponse response = new DefaultFullHttpResponse(
                                        HttpVersion.HTTP_1_1, HttpResponseStatus.NOT_FOUND);
                                channelHandlerContext.writeAndFlush(response)
                                        .addListener(ChannelFutureListener.CLOSE);
                                return;
                            }

                            if (!HttpMethod.GET.equals(request.method())) {
                                final FullHttpResponse response = new DefaultFullHttpResponse(
                                        HttpVersion.HTTP_1_1, HttpResponseStatus.NOT_ACCEPTABLE);
                                channelHandlerContext.writeAndFlush(response)
                                        .addListener(ChannelFutureListener.CLOSE);
                                return;
                            }

                            ByteBuf buf = Unpooled.buffer();
                            ByteBufOutputStream os = new ByteBufOutputStream(buf);
                            OutputStreamWriter writer = new OutputStreamWriter(os);
                            TextFormat.write004(writer, registry.metricFamilySamples());
                            writer.close();
                            os.close();

                            final FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                                    HttpResponseStatus.OK, buf);
                            response.headers().set(HttpHeaderNames.CONTENT_TYPE, TextFormat.CONTENT_TYPE_004);
                            channelHandlerContext.writeAndFlush(response)
                                    .addListener(ChannelFutureListener.CLOSE);
                        }
                    });

                }
            });

    try {
        this.channel = bootstrap.bind(this.port).sync().channel();
    } catch (InterruptedException e) {
        // do nothing
    }
}

From source file:com.fire.login.http.HttpInboundHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (msg instanceof HttpRequest) {
        HttpRequest req = (HttpRequest) msg;
        URI uri = URI.create(req.getUri());
        ctx.channel().attr(KEY_PATH).set(uri.getPath());

        if (req.getMethod().equals(HttpMethod.GET)) {
            QueryStringDecoder decoder = new QueryStringDecoder(URI.create(req.getUri()));
            Map<String, List<String>> parameter = decoder.parameters();
            dispatch(ctx.channel(), parameter);
            return;
        }/*  ww  w . j  ava2  s . c  om*/

        decoder = new HttpPostRequestDecoder(factory, req);
    }

    if (decoder != null) {
        if (msg instanceof HttpContent) {
            HttpContent chunk = (HttpContent) msg;
            decoder.offer(chunk);

            List<InterfaceHttpData> list = decoder.getBodyHttpDatas();
            Map<String, List<String>> parameter = new HashMap<>();
            for (InterfaceHttpData data : list) {
                if (data.getHttpDataType() == HttpDataType.Attribute) {
                    Attribute attribute = (Attribute) data;
                    addParameter(attribute.getName(), attribute.getValue(), parameter);
                }
            }

            if (chunk instanceof LastHttpContent) {
                reset();
                dispatch(ctx.channel(), parameter);
            }
        }
    }
}

From source file:com.flysoloing.learning.network.netty.spdy.client.SpdyClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE)
            .applicationProtocolConfig(new ApplicationProtocolConfig(Protocol.NPN,
                    // NO_ADVERTISE is currently the only mode supported by both OpenSsl and JDK providers.
                    SelectorFailureBehavior.NO_ADVERTISE,
                    // ACCEPT is currently the only mode supported by both OpenSsl and JDK providers.
                    SelectedListenerFailureBehavior.ACCEPT, ApplicationProtocolNames.SPDY_3_1,
                    ApplicationProtocolNames.HTTP_1_1))
            .build();//from   w  ww . j a  v  a 2s.c o  m

    HttpResponseClientHandler httpResponseHandler = new HttpResponseClientHandler();
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {
        Bootstrap b = new Bootstrap();
        b.group(workerGroup);
        b.channel(NioSocketChannel.class);
        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.remoteAddress(HOST, PORT);
        b.handler(new SpdyClientInitializer(sslCtx, httpResponseHandler));

        // Start the client.
        Channel channel = b.connect().syncUninterruptibly().channel();
        System.out.println("Connected to " + HOST + ':' + PORT);

        // Create a GET request.
        HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "");
        request.headers().set(HttpHeaderNames.HOST, HOST);
        request.headers().set(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.GZIP);

        // Send the GET request.
        channel.writeAndFlush(request).sync();

        // Waits for the complete HTTP response
        httpResponseHandler.queue().take().sync();
        System.out.println("Finished SPDY HTTP GET");

        // Wait until the connection is closed.
        channel.close().syncUninterruptibly();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

From source file:com.github.ambry.admin.AdminIntegrationTest.java

License:Open Source License

/**
 * Tests the {@link AdminBlobStorageService#ECHO} operation. Checks to see that the echo matches input text.
 * @throws ExecutionException//from ww  w .j  a v a  2s  .  com
 * @throws InterruptedException
 * @throws JSONException
 */
@Test
public void echoTest() throws ExecutionException, InterruptedException, JSONException {
    String inputText = "loremIpsum";
    String uri = AdminBlobStorageService.ECHO + "?" + EchoHandler.TEXT_KEY + "=" + inputText;
    FullHttpRequest httpRequest = buildRequest(HttpMethod.GET, uri, null, null);
    Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
    HttpResponse response = (HttpResponse) responseParts.poll();
    assertEquals("Unexpected status", HttpResponseStatus.OK, response.getStatus());
    assertEquals("Unexpected Content-Type", "application/json",
            HttpHeaders.getHeader(response, HttpHeaders.Names.CONTENT_TYPE));
    ByteBuffer buffer = getContent(response, responseParts);
    String echoedText = new JSONObject(new String(buffer.array())).getString(EchoHandler.TEXT_KEY);
    assertEquals("Did not get expected response", inputText, echoedText);
}

From source file:com.github.ambry.admin.AdminIntegrationTest.java

License:Open Source License

/**
 * Tests the {@link AdminBlobStorageService#GET_REPLICAS_FOR_BLOB_ID} operation.
 * <p/>// w w w  . j a  va 2 s .c  o m
 * For a random {@link PartitionId} in the {@link ClusterMap}, a {@link BlobId} is created. The string representation
 * is sent to the server as a part of request. The returned replica list is checked for equality against a locally
 * obtained replica list.
 * @throws ExecutionException
 * @throws InterruptedException
 * @throws JSONException
 */
@Test
public void getReplicasForBlobIdTest() throws ExecutionException, InterruptedException, JSONException {
    List<PartitionId> partitionIds = CLUSTER_MAP.getWritablePartitionIds();
    PartitionId partitionId = partitionIds.get(new Random().nextInt(partitionIds.size()));
    String originalReplicaStr = partitionId.getReplicaIds().toString().replace(", ", ",");
    BlobId blobId = new BlobId(partitionId);
    String uri = AdminBlobStorageService.GET_REPLICAS_FOR_BLOB_ID + "?"
            + GetReplicasForBlobIdHandler.BLOB_ID_KEY + "=" + blobId;
    FullHttpRequest httpRequest = buildRequest(HttpMethod.GET, uri, null, null);
    Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
    HttpResponse response = (HttpResponse) responseParts.poll();
    assertEquals("Unexpected status", HttpResponseStatus.OK, response.getStatus());
    assertEquals("Unexpected Content-Type", "application/json",
            HttpHeaders.getHeader(response, HttpHeaders.Names.CONTENT_TYPE));
    ByteBuffer buffer = getContent(response, responseParts);
    JSONObject responseObj = new JSONObject(new String(buffer.array()));
    String returnedReplicasStr = responseObj.getString(GetReplicasForBlobIdHandler.REPLICAS_KEY).replace("\"",
            "");
    assertEquals("Returned response for the BlobId do no match with the replicas IDs of partition",
            originalReplicaStr, returnedReplicasStr);
}

From source file:com.github.ambry.admin.AdminIntegrationTest.java

License:Open Source License

/**
 * Gets the blob with blob ID {@code blobId} and verifies that the headers and content match with what is expected.
 * @param blobId the blob ID of the blob to GET.
 * @param expectedHeaders the expected headers in the response.
 * @param expectedContent the expected content of the blob.
 * @throws ExecutionException//from www .  j a v a  2s  .  com
 * @throws InterruptedException
 */
private void getBlobAndVerify(String blobId, HttpHeaders expectedHeaders, ByteBuffer expectedContent)
        throws ExecutionException, InterruptedException {
    FullHttpRequest httpRequest = buildRequest(HttpMethod.GET, blobId, null, null);
    Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
    HttpResponse response = (HttpResponse) responseParts.poll();
    assertEquals("Unexpected response status", HttpResponseStatus.OK, response.getStatus());
    checkCommonGetHeadHeaders(response.headers(), expectedHeaders);
    ByteBuffer responseContent = getContent(response, responseParts);
    assertArrayEquals("GET content does not match original content", expectedContent.array(),
            responseContent.array());
}

From source file:com.github.ambry.admin.AdminIntegrationTest.java

License:Open Source License

/**
 * Verifies that the right response code is returned for GET, HEAD and DELETE once a blob is deleted.
 * @param blobId the ID of the blob that was deleted.
 * @throws ExecutionException/*from w ww.  j  av a 2 s  .c  om*/
 * @throws InterruptedException
 */
private void verifyOperationsAfterDelete(String blobId) throws ExecutionException, InterruptedException {
    FullHttpRequest httpRequest = buildRequest(HttpMethod.GET, blobId, null, null);
    verifyDeleted(httpRequest, HttpResponseStatus.GONE);

    httpRequest = buildRequest(HttpMethod.HEAD, blobId, null, null);
    verifyDeleted(httpRequest, HttpResponseStatus.GONE);

    httpRequest = buildRequest(HttpMethod.DELETE, blobId, null, null);
    verifyDeleted(httpRequest, HttpResponseStatus.ACCEPTED);
}

From source file:com.github.ambry.frontend.FrontendIntegrationTest.java

License:Open Source License

@Test
public void healtCheckRequestTest() throws ExecutionException, InterruptedException, IOException {
    FullHttpRequest httpRequest = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET,
            "/healthCheck", Unpooled.buffer(0));
    Queue<HttpObject> responseParts = nettyClient.sendRequest(httpRequest, null, null).get();
    HttpResponse response = (HttpResponse) responseParts.poll();
    assertEquals("Unexpected response status", HttpResponseStatus.OK, response.getStatus());
    ByteBuffer content = getContent(response, responseParts);
    assertEquals("GET content does not match original content", "GOOD", new String(content.array()));
}