Example usage for io.netty.handler.codec.http HttpHeaderNames CONTENT_TYPE

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Prototype

AsciiString CONTENT_TYPE

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"content-type"

Usage

From source file:cn.dennishucd.nettyhttpserver.HttpServerHandler.java

License:Apache License

private static void sendError(ChannelHandlerContext ctx, HttpResponseStatus status) {
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, status,
            Unpooled.copiedBuffer("Failure: " + status + "\r\n", CharsetUtil.UTF_8));
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");

    // Close the connection as soon as the error message is sent.
    ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
}

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From source file:com.android.tools.idea.diagnostics.crash.LocalTestServer.java

License:Apache License

public void start() throws Exception {
    ServerBootstrap b = new ServerBootstrap();
    myEventLoopGroup = new OioEventLoopGroup();
    b.group(myEventLoopGroup).channel(OioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override//w  ww.  ja  v a  2 s. c  om
                protected void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline p = ch.pipeline();
                    p.addLast(new HttpServerCodec());
                    // Note: Netty's decompressor uses jcraft jzlib, which is not exported as a library
                    // p.addLast(new HttpContentDecompressor());
                    p.addLast(new HttpObjectAggregator(32 * 1024)); // big enough to collect a full thread dump
                    p.addLast(new ChannelInboundHandlerAdapter() {
                        @Override
                        public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
                            ctx.flush();
                        }

                        @Override
                        public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
                            if (!(msg instanceof FullHttpRequest)) {
                                return;
                            }

                            FullHttpResponse response = myResponseSupplier.apply((FullHttpRequest) msg);
                            response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain");
                            response.headers().set(HttpHeaderNames.CONTENT_LENGTH,
                                    response.content().readableBytes());
                            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
                        }

                        @Override
                        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
                                throws Exception {
                            ctx.write(cause.toString()).addListener(ChannelFutureListener.CLOSE);
                        }
                    });
                }
            });

    myChannel = b.bind(myPort).sync().channel();
}

---

From source file:com.bay1ts.bay.core.Request.java

License:Apache License

/**
 * @return the request body sent by the client
 *//* www . j  a  v a 2 s  . c om*/
public String body() {

    if (body == null) {
        body = StringUtils.toString(bodyAsBytes(),
                Utils.getCharsetFromContentType(fullHttpRequest.headers().get(HttpHeaderNames.CONTENT_TYPE)));
    }

    return body;
}

---

From source file:com.beeswax.hexbid.handler.BidHandler.java

License:Apache License

/**
 * //  ww  w  .j  av a2  s.com
 * Process full bid request with following error codes:</br>
 * </br>
 * 200 if it sets bid price in {@link BidAgentResponse} successfully.</br>
 * 204 if no bid is made for this request</br>
 * 400 if there is a parsing error {@link BidAgentRequest} or it fails to get bidding strategy.</br>
 * 500 if server experienced an error.</br>
 * 
 * @param ChannelHandlerContext
 * 
 * @return FullHttpResponse
 * 
 */
public FullHttpResponse processRequest(ChannelHandlerContext ctx, FullHttpRequest request) {
    LOGGER.debug("/bid request");

    try {
        final BidAgentRequest bidRequest = (BidAgentRequest) BidProtobufParser
                .parseProtoBytebuf(request.content(), BidAgentRequest.newBuilder());
        final Optional<BidAgentResponse> bidResponse = bidder.SetBid(bidRequest);

        if (!bidResponse.isPresent()) {
            LOGGER.debug("No Bid");
            return new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.NO_CONTENT);
        }

        final FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                HttpResponseStatus.OK, Unpooled.wrappedBuffer(bidResponse.get().toByteArray()));
        response.headers().set(HttpHeaderNames.CONTENT_TYPE, new AsciiString("application/x-protobuf"));
        return response;

    } catch (InvalidProtocolBufferException | IllegalArgumentException e) {
        return new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.BAD_REQUEST,
                Unpooled.wrappedBuffer("Bad request".getBytes()));
    } catch (Exception e) {
        LOGGER.error("Unexpected error when setting bid", e);
        return new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.INTERNAL_SERVER_ERROR,
                Unpooled.wrappedBuffer("Internal error when setting bid".getBytes()));
    }
}

---

From source file:com.bunjlabs.fuga.network.netty.NettyHttpServerHandler.java

License:Apache License

private void writeResponse(ChannelHandlerContext ctx, Request request, Response response) {
    HttpResponse httpresponse = new DefaultHttpResponse(HttpVersion.HTTP_1_1,
            HttpResponseStatus.valueOf(response.status()));

    httpresponse.headers().set(HttpHeaderNames.TRANSFER_ENCODING, HttpHeaderValues.CHUNKED);
    httpresponse.headers().set(HttpHeaderNames.CONTENT_TYPE, response.contentType());

    // Disable cache by default
    httpresponse.headers().set(HttpHeaderNames.CACHE_CONTROL, "no-cache, no-store, must-revalidate, max-age=0");
    httpresponse.headers().set(HttpHeaderNames.PRAGMA, "no-cache");
    httpresponse.headers().set(HttpHeaderNames.EXPIRES, "0");

    response.headers().entrySet().stream().forEach((e) -> httpresponse.headers().set(e.getKey(), e.getValue()));

    httpresponse.headers().set(HttpHeaderNames.SERVER, "Fuga Netty Web Server/" + serverVersion);

    // Set cookies
    httpresponse.headers().set(HttpHeaderNames.SET_COOKIE,
            ServerCookieEncoder.STRICT.encode(NettyCookieConverter.convertListToNetty(response.cookies())));

    if (response.length() >= 0) {
        httpresponse.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.length());
    }//from  w  ww .ja v  a 2  s  . c  o  m

    if (HttpUtil.isKeepAlive(httprequest)) {
        httpresponse.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
    } else {
        httpresponse.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE);
    }

    ctx.write(httpresponse);

    if (response.stream() != null) {
        ctx.write(new HttpChunkedInput(new ChunkedStream(response.stream())));
    }

    LastHttpContent fs = new DefaultLastHttpContent();
    ChannelFuture sendContentFuture = ctx.writeAndFlush(fs);
    if (!HttpUtil.isKeepAlive(httprequest)) {
        sendContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.caricah.iotracah.server.httpserver.transform.IOTHttpTransformerImpl.java

License:Apache License

@Override
public FullHttpMessage toServerMessage(IOTMessage internalMessage) {

    JSONObject json = new JSONObject();

    switch (internalMessage.getMessageType()) {

    case AcknowledgeMessage.MESSAGE_TYPE:
        AcknowledgeMessage ackMsg = (AcknowledgeMessage) internalMessage;

        json.put("messageId", ackMsg.getMessageId());
        json.put("qos", ackMsg.getQos());
        json.put("message", "published");
        break;//from  w ww .j a va 2 s. c o  m
    case ConnectAcknowledgeMessage.MESSAGE_TYPE:
        ConnectAcknowledgeMessage conAck = (ConnectAcknowledgeMessage) internalMessage;

        json.put("sessionId", conAck.getSessionId());
        json.put("authKey", conAck.getAuthKey());
        json.put("message", conAck.getReturnCode().name());

        break;
    case SubscribeAcknowledgeMessage.MESSAGE_TYPE:
        SubscribeAcknowledgeMessage subAck = (SubscribeAcknowledgeMessage) internalMessage;

        json.put("message", "subscribed");
        final JSONArray jsonGrantedQos = new JSONArray();
        subAck.getGrantedQos().forEach(jsonGrantedQos::put);
        json.put("grantedQos", jsonGrantedQos);
        break;

    case UnSubscribeAcknowledgeMessage.MESSAGE_TYPE:
        UnSubscribeAcknowledgeMessage unSubAck = (UnSubscribeAcknowledgeMessage) internalMessage;
        json.put("message", "unsubscribed");

        break;
    case DisconnectMessage.MESSAGE_TYPE:

        DisconnectMessage discMsg = (DisconnectMessage) internalMessage;

        json.put("sessionId", discMsg.getSessionId());
        json.put("message", "disconnected");

        break;
    default:
        /**
         *
         * Internally these are not expected to get here.
         * In such cases we just return a null
         * and log this anomaly as a gross error.
         *
         **/

        json.put("message", "UnExpected outcome");
        break;
    }

    ByteBuf buffer = Unpooled.copiedBuffer(json.toString(), CharsetUtil.UTF_8);

    // Build the response object.
    FullHttpResponse httpResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
            buffer);

    httpResponse.headers().set(HttpHeaderNames.CONTENT_TYPE, "application/json; charset=UTF-8");
    httpResponse.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, buffer.readableBytes());
    return httpResponse;

}

---

From source file:com.chuck.netty4.websocket.WebSocketIndexPageHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, FullHttpRequest req) throws Exception {
    // Handle a bad request.
    if (!req.decoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;//from w ww  .j  a v a  2 s  .co  m
    }

    // Allow only GET methods.
    if (req.method() != GET) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, FORBIDDEN));
        return;
    }

    // Send the index page
    if ("/".equals(req.uri()) || "/index.html".equals(req.uri())) {
        String webSocketLocation = getWebSocketLocation(ctx.pipeline(), req, websocketPath);
        ByteBuf content = WebSocketServerIndexPage.getContent(webSocketLocation);
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

        res.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/html; charset=UTF-8");
        HttpUtil.setContentLength(res, content.readableBytes());

        sendHttpResponse(ctx, req, res);
    } else {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND));
    }
}

---

From source file:com.cmz.http.file.HttpStaticFileServerHandler.java

License:Apache License

private static void sendListing(ChannelHandlerContext ctx, File dir, String dirPath) {
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK);
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/html; charset=UTF-8");

    StringBuilder buf = new StringBuilder().append("<!DOCTYPE html>\r\n")
            .append("<html><head><meta charset='utf-8' /><title>").append("Listing of: ").append(dirPath)
            .append("</title></head><body>\r\n")

            .append("<h3>Listing of: ").append(dirPath).append("</h3>\r\n")

            .append("<ul>").append("<li><a href=\"../\">..</a></li>\r\n");

    for (File f : dir.listFiles()) {
        if (f.isHidden() || !f.canRead()) {
            continue;
        }//from  ww w .j  ava  2s.  c  o m

        String name = f.getName();
        if (!ALLOWED_FILE_NAME.matcher(name).matches()) {
            continue;
        }

        buf.append("<li><a href=\"").append(name).append("\">").append(name).append("</a></li>\r\n");
    }

    buf.append("</ul></body></html>\r\n");
    ByteBuf buffer = Unpooled.copiedBuffer(buf, CharsetUtil.UTF_8);
    response.content().writeBytes(buffer);
    buffer.release();

    // Close the connection as soon as the error message is sent.
    ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
}

---

From source file:com.cmz.http.file.HttpStaticFileServerHandler.java

License:Apache License

/**
 * Sets the content type header for the HTTP Response
 *
 * @param response//ww w .  ja  v a  2s .c  o m
 *            HTTP response
 * @param file
 *            file to extract content type
 */
private static void setContentTypeHeader(HttpResponse response, File file) {
    MimetypesFileTypeMap mimeTypesMap = new MimetypesFileTypeMap();
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, mimeTypesMap.getContentType(file.getPath()));
}

---

From source file:com.cmz.http.snoop.HttpSnoopServerHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpUtil.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
    }/*from   w  w w .  j ava 2  s .c  o  m*/

    // Encode the cookie.
    String cookieString = request.headers().get(HttpHeaderNames.COOKIE);
    if (cookieString != null) {
        Set<Cookie> cookies = ServerCookieDecoder.STRICT.decode(cookieString);
        if (!cookies.isEmpty()) {
            // Reset the cookies if necessary.
            for (Cookie cookie : cookies) {
                response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode(cookie));
            }
        }
    } else {
        // Browser sent no cookie.  Add some.
        response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode("key1", "value1"));
        response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode("key2", "value2"));
    }

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

---

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