Examples with HttpContent io.netty.handler.codec.http.HttpContent used on opensource projects

Example 91 with HttpContent

use of io.netty.handler.codec.http.HttpContent in project vertx-web by vert-x3.

the class HttpContext method sendRequest.

private void sendRequest() {
    Future<HttpClientResponse> responseFuture = Future.<HttpClientResponse>future().setHandler(ar -> {
        Context context = Vertx.currentContext();
        if (ar.succeeded()) {
            HttpClientResponse resp = ar.result();
            Future<HttpResponse<Object>> fut = Future.future();
            fut.setHandler(r -> {
                // We are running on a context (the HTTP client mandates it)
                context.runOnContext(v -> currentResponseHandler.handle(r));
            });
            resp.exceptionHandler(err -> {
                if (!fut.isComplete()) {
                    fut.fail(err);
                }
            });
            resp.pause();
            ((BodyCodec<Object>) request.codec).create(ar2 -> {
                resp.resume();
                if (ar2.succeeded()) {
                    BodyStream<Object> stream = ar2.result();
                    stream.exceptionHandler(err -> {
                        if (!fut.isComplete()) {
                            fut.fail(err);
                        }
                    });
                    resp.endHandler(v -> {
                        if (!fut.isComplete()) {
                            stream.end();
                            if (stream.result().succeeded()) {
                                fut.complete(new HttpResponseImpl<>(resp, null, stream.result().result()));
                            } else {
                                fut.fail(stream.result().cause());
                            }
                        }
                    });
                    Pump responsePump = Pump.pump(resp, stream);
                    responsePump.start();
                } else {
                    currentResponseHandler.handle(Future.failedFuture(ar2.cause()));
                }
            });
        } else {
            currentResponseHandler.handle(Future.failedFuture(ar.cause()));
        }
    });
    HttpClientRequest req;
    String requestURI;
    if (request.queryParams() != null && request.queryParams().size() > 0) {
        QueryStringEncoder enc = new QueryStringEncoder(request.uri);
        request.queryParams().forEach(param -> enc.addParam(param.getKey(), param.getValue()));
        requestURI = enc.toString();
    } else {
        requestURI = request.uri;
    }
    int port = request.port;
    String host = request.host;
    if (request.ssl != request.options.isSsl()) {
        req = request.client.client.request(request.method, new RequestOptions().setSsl(request.ssl).setHost(host).setPort(port).setURI(requestURI));
    } else {
        if (request.protocol != null && !request.protocol.equals("http") && !request.protocol.equals("https")) {
            // we have to create an abs url again to parse it in HttpClient
            try {
                URI uri = new URI(request.protocol, null, host, port, requestURI, null, null);
                req = request.client.client.requestAbs(request.method, uri.toString());
            } catch (URISyntaxException ex) {
                currentResponseHandler.handle(Future.failedFuture(ex));
                return;
            }
        } else {
            req = request.client.client.request(request.method, port, host, requestURI);
        }
    }
    if (request.virtualHost != null) {
        String virtalHost = request.virtualHost;
        if (port != 80) {
            virtalHost += ":" + port;
        }
        req.setHost(virtalHost);
    }
    req.setFollowRedirects(request.followRedirects);
    if (request.headers != null) {
        req.headers().addAll(request.headers);
    }
    req.handler(responseFuture::tryComplete);
    if (request.timeout > 0) {
        req.setTimeout(request.timeout);
    }
    if (body != null) {
        if (contentType != null) {
            String prev = req.headers().get(HttpHeaders.CONTENT_TYPE);
            if (prev == null) {
                req.putHeader(HttpHeaders.CONTENT_TYPE, contentType);
            } else {
                contentType = prev;
            }
        }
        if (body instanceof ReadStream<?>) {
            ReadStream<Buffer> stream = (ReadStream<Buffer>) body;
            if (request.headers == null || !request.headers.contains(HttpHeaders.CONTENT_LENGTH)) {
                req.setChunked(true);
            }
            Pump pump = Pump.pump(stream, req);
            req.exceptionHandler(err -> {
                pump.stop();
                stream.endHandler(null);
                stream.resume();
                responseFuture.tryFail(err);
            });
            stream.exceptionHandler(err -> {
                req.reset();
                responseFuture.tryFail(err);
            });
            stream.endHandler(v -> {
                req.exceptionHandler(responseFuture::tryFail);
                req.end();
                pump.stop();
            });
            pump.start();
        } else {
            Buffer buffer;
            if (body instanceof Buffer) {
                buffer = (Buffer) body;
            } else if (body instanceof MultiMap) {
                try {
                    MultiMap attributes = (MultiMap) body;
                    boolean multipart = "multipart/form-data".equals(contentType);
                    DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, io.netty.handler.codec.http.HttpMethod.POST, "/");
                    HttpPostRequestEncoder encoder = new HttpPostRequestEncoder(request, multipart);
                    for (Map.Entry<String, String> attribute : attributes) {
                        encoder.addBodyAttribute(attribute.getKey(), attribute.getValue());
                    }
                    encoder.finalizeRequest();
                    for (String headerName : request.headers().names()) {
                        req.putHeader(headerName, request.headers().get(headerName));
                    }
                    if (encoder.isChunked()) {
                        buffer = Buffer.buffer();
                        while (true) {
                            HttpContent chunk = encoder.readChunk(new UnpooledByteBufAllocator(false));
                            ByteBuf content = chunk.content();
                            if (content.readableBytes() == 0) {
                                break;
                            }
                            buffer.appendBuffer(Buffer.buffer(content));
                        }
                    } else {
                        ByteBuf content = request.content();
                        buffer = Buffer.buffer(content);
                    }
                } catch (Exception e) {
                    throw new VertxException(e);
                }
            } else if (body instanceof JsonObject) {
                buffer = Buffer.buffer(((JsonObject) body).encode());
            } else {
                buffer = Buffer.buffer(Json.encode(body));
            }
            req.exceptionHandler(responseFuture::tryFail);
            req.end(buffer);
        }
    } else {
        req.exceptionHandler(responseFuture::tryFail);
        req.end();
    }
}

Example 92 with HttpContent

use of io.netty.handler.codec.http.HttpContent in project sidewinder by srotya.

the class HTTPDataPointDecoder method channelRead0.

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
    try {
        if (ResourceMonitor.getInstance().isReject()) {
            logger.warning("Write rejected, insufficient memory");
            if (writeResponse(request, ctx)) {
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
            return;
        }
        if (msg instanceof HttpRequest) {
            HttpRequest request = this.request = (HttpRequest) msg;
            if (HttpUtil.is100ContinueExpected(request)) {
                send100Continue(ctx);
            }
            QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.uri());
            path = queryStringDecoder.path();
            Map<String, List<String>> params = queryStringDecoder.parameters();
            if (!params.isEmpty()) {
                for (Entry<String, List<String>> p : params.entrySet()) {
                    String key = p.getKey();
                    if (key.equalsIgnoreCase("db")) {
                        dbName = p.getValue().get(0);
                    }
                }
            }
            if (path != null && path.contains("query")) {
                Gson gson = new Gson();
                JsonObject obj = new JsonObject();
                JsonArray ary = new JsonArray();
                ary.add(new JsonObject());
                obj.add("results", ary);
                responseString.append(gson.toJson(obj));
            }
        }
        if (msg instanceof HttpContent) {
            HttpContent httpContent = (HttpContent) msg;
            ByteBuf byteBuf = httpContent.content();
            if (byteBuf.isReadable()) {
                requestBuffer.append(byteBuf.toString(CharsetUtil.UTF_8));
            }
            if (msg instanceof LastHttpContent) {
                if (dbName == null) {
                    responseString.append("Invalid database null");
                    logger.severe("Invalid database null");
                } else {
                    String payload = requestBuffer.toString();
                    logger.fine("Request:" + payload);
                    List<Point> dps = InfluxDecoder.pointsFromString(dbName, payload);
                    meter.inc(dps.size());
                    for (Point dp : dps) {
                        try {
                            engine.writeDataPointWithLock(dp, false);
                            logger.fine("Accepted:" + dp + "\t" + new Date(dp.getTimestamp()));
                        } catch (IOException e) {
                            logger.fine("Dropped:" + dp + "\t" + e.getMessage());
                            responseString.append("Dropped:" + dp);
                        }
                    }
                }
                if (writeResponse(request, ctx)) {
                    ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

Example 93 with HttpContent

use of io.netty.handler.codec.http.HttpContent in project vertx-web by vert-x3.

the class MultipartFormUpload method run.

public void run() {
    if (Vertx.currentContext() != context) {
        throw new IllegalArgumentException();
    }
    while (!ended) {
        if (encoder.isChunked()) {
            try {
                HttpContent chunk = encoder.readChunk(ALLOC);
                ByteBuf content = chunk.content();
                Buffer buff = Buffer.buffer(content);
                boolean writable = pending.write(buff);
                if (encoder.isEndOfInput()) {
                    ended = true;
                    request = null;
                    encoder = null;
                    pending.write(InboundBuffer.END_SENTINEL);
                } else if (!writable) {
                    break;
                }
            } catch (Exception e) {
                ended = true;
                request = null;
                encoder = null;
                pending.write(e);
                break;
            }
        } else {
            ByteBuf content = request.content();
            Buffer buffer = Buffer.buffer(content);
            request = null;
            encoder = null;
            pending.write(buffer);
            ended = true;
            pending.write(InboundBuffer.END_SENTINEL);
        }
    }
}

Example 94 with HttpContent

use of io.netty.handler.codec.http.HttpContent in project incubator-pulsar by apache.

the class NettyHttpServerHandler method channelRead0.

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;
        if (HttpUtil.is100ContinueExpected(request)) {
            send100Continue(ctx);
        }
    }
    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;
        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            nettySource.consume(new NettyHttpRecord(Optional.ofNullable(""), content.toString(CharsetUtil.UTF_8).getBytes(CharsetUtil.UTF_8)));
        }
        if (msg instanceof LastHttpContent) {
            LastHttpContent trailer = (LastHttpContent) msg;
            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

Example 95 with HttpContent

use of io.netty.handler.codec.http.HttpContent in project com.revolsys.open by revolsys.

the class ODataNettyHandlerImpl method fillODataRequest.

/**
 * Extract the information part of Netty Request and fill OData Request
 * @param odRequest
 * @param httpRequest
 * @param split
 * @param contextPath
 * @return
 * @throws ODataLibraryException
 */
private ODataRequest fillODataRequest(final ODataRequest odRequest, final HttpRequest httpRequest, final int split, final String contextPath) throws ODataLibraryException {
    final ByteBuf byteBuf = ((HttpContent) httpRequest).content();
    final ByteBufInputStream inputStream = new ByteBufInputStream(byteBuf);
    odRequest.setBody(inputStream);
    odRequest.setProtocol(httpRequest.protocolVersion().text());
    odRequest.setMethod(extractMethod(httpRequest));
    copyHeaders(odRequest, httpRequest);
    fillUriInformationFromHttpRequest(odRequest, httpRequest, split, contextPath);
    return odRequest;
}