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

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AsciiString CONTENT_LENGTH

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"content-length"

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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/*from   w  ww  .  j a v  a2s  .c o  m*/
                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 length of request.body//  w  w  w.  ja v  a  2s  . co m
 */
public int contentLength() {
    if (fullHttpRequest.headers().get(HttpHeaderNames.CONTENT_LENGTH) != null
            && !"".equals(fullHttpRequest.headers().get(HttpHeaderNames.CONTENT_LENGTH))) {
        return Integer.valueOf(fullHttpRequest.headers().get(HttpHeaderNames.CONTENT_LENGTH));
    } else {
        return -1;
    }
}

From source file:com.beeswax.http.handler.GlobalHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {
    final QueryStringDecoder queryDecoder = new QueryStringDecoder(request.uri());
    LOGGER.debug("path: {}", queryDecoder.path());

    // trim trailing backslash so that the handler can recognize /PATH/
    final RequestHandler handler = handlerFactory.getHandler(queryDecoder.path().replaceAll("/$", ""));
    final FullHttpResponse response = handler.processRequest(ctx, request);
    response.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE)
            .set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());

    ctx.writeAndFlush(response);//www.  j  av  a2s.  c  o m
}

From source file:com.beeswax.http.handler.GlobalHandler.java

License:Apache License

@Override
public void exceptionCaught(final ChannelHandlerContext ctx, Throwable cause) {
    try {//from w  w w. ja  v a2s.  co m
        LOGGER.error("Exception occurred. Returning empty `500` response", cause);
        final FullHttpResponse errResponse;
        if (cause instanceof IllegalArgumentException) {
            errResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.BAD_REQUEST);
        } else {
            errResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                    HttpResponseStatus.INTERNAL_SERVER_ERROR);
        }

        errResponse.headers().set(HttpHeaderNames.CONTENT_LENGTH, errResponse.content().readableBytes());
        ctx.writeAndFlush(errResponse);
    } catch (Throwable t) {
        LOGGER.error("Error occured when returning empty `500` response", t);
    }
}

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  w w  .  java 2  s .c  om*/

    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 2s .com*/
    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.chiorichan.http.HttpResponseWrapper.java

License:Mozilla Public License

/**
 * Sends the data to the client. Internal Use.
 *
 * @throws IOException/*from   ww  w .  j a v a  2 s  .c om*/
 *              if there was a problem sending the data, like the connection was unexpectedly closed.
 */
public void sendResponse() throws IOException {
    if (stage == HttpResponseStage.CLOSED || stage == HttpResponseStage.WRITTEN)
        return;

    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, httpStatus, output);
    HttpHeaders h = response.headers();

    if (request.hasSession()) {
        Session session = request.getSession();

        /**
         * Initiate the Session Persistence Method.
         * This is usually done with a cookie but we should make a param optional
         */
        session.processSessionCookie(request.getDomain());

        for (HttpCookie c : session.getCookies().values())
            if (c.needsUpdating())
                h.add("Set-Cookie", c.toHeaderValue());

        if (session.getSessionCookie().needsUpdating())
            h.add("Set-Cookie", session.getSessionCookie().toHeaderValue());
    }

    if (h.get("Server") == null)
        h.add("Server", Versioning.getProduct() + " Version " + Versioning.getVersion());

    // This might be a temporary measure - TODO Properly set the charset for each request.
    h.set("Content-Type", httpContentType + "; charset=" + encoding.name());

    h.add("Access-Control-Allow-Origin",
            request.getLocation().getConfig().getString("site.web-allowed-origin", "*"));

    for (Entry<String, String> header : headers.entrySet())
        h.add(header.getKey(), header.getValue());

    // Expires: Wed, 08 Apr 2015 02:32:24 GMT
    // DateTimeFormatter formatter = DateTimeFormat.forPattern( "EE, dd-MMM-yyyy HH:mm:ss zz" );

    // h.set( HttpHeaders.Names.EXPIRES, formatter.print( DateTime.now( DateTimeZone.UTC ).plusDays( 1 ) ) );
    // h.set( HttpHeaders.Names.CACHE_CONTROL, "public, max-age=86400" );

    h.setInt(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
    h.set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);

    stage = HttpResponseStage.WRITTEN;

    request.getChannel().writeAndFlush(response);
}

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  a  v  a  2s.  com*/

    // 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;
}

From source file:com.cmz.http.upload.HttpUploadServerHandler.java

License:Apache License

private void writeResponse(Channel channel) {
    // Convert the response content to a ChannelBuffer.
    ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
    responseContent.setLength(0);//from  ww w.  j a  v a  2  s.  c o  m

    // Decide whether to close the connection or not.
    boolean close = request.headers().contains(HttpHeaderNames.CONNECTION, HttpHeaderValues.CLOSE, true)
            || request.protocolVersion().equals(HttpVersion.HTTP_1_0) && !request.headers()
                    .contains(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE, true);

    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf);
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (!close) {
        // There's no need to add 'Content-Length' header
        // if this is the last response.
        response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, buf.readableBytes());
    }

    Set<Cookie> cookies;
    String value = request.headers().get(HttpHeaderNames.COOKIE);
    if (value == null) {
        cookies = Collections.emptySet();
    } else {
        cookies = ServerCookieDecoder.STRICT.decode(value);
    }
    if (!cookies.isEmpty()) {
        // Reset the cookies if necessary.
        for (Cookie cookie : cookies) {
            response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode(cookie));
        }
    }
    // Write the response.
    ChannelFuture future = channel.writeAndFlush(response);
    // Close the connection after the write operation is done if necessary.
    if (close) {
        future.addListener(ChannelFutureListener.CLOSE);
    }
}

From source file:com.cmz.http.upload.HttpUploadServerHandler.java

License:Apache License

private void writeMenu(ChannelHandlerContext ctx) {
    // print several HTML forms
    // Convert the response content to a ChannelBuffer.
    responseContent.setLength(0);//from w  ww  . ja  v a2 s . co  m

    // create Pseudo Menu
    responseContent.append("<html>");
    responseContent.append("<head>");
    responseContent.append("<title>Netty Test Form</title>\r\n");
    responseContent.append("</head>\r\n");
    responseContent.append("<body bgcolor=white><style>td{font-size: 12pt;}</style>");

    responseContent.append("<table border=\"0\">");
    responseContent.append("<tr>");
    responseContent.append("<td>");
    responseContent.append("<h1>Netty Test Form</h1>");
    responseContent.append("Choose one FORM");
    responseContent.append("</td>");
    responseContent.append("</tr>");
    responseContent.append("</table>\r\n");

    // GET
    responseContent.append("<CENTER>GET FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
    responseContent.append("<FORM ACTION=\"/formget\" METHOD=\"GET\">");
    responseContent.append("<input type=hidden name=getform value=\"GET\">");
    responseContent.append("<table border=\"0\">");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
    responseContent
            .append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
    responseContent.append("</td></tr>");
    responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
    responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
    responseContent.append("</table></FORM>\r\n");
    responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");

    // POST
    responseContent.append("<CENTER>POST FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
    responseContent.append("<FORM ACTION=\"/formpost\" METHOD=\"POST\">");
    responseContent.append("<input type=hidden name=getform value=\"POST\">");
    responseContent.append("<table border=\"0\">");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
    responseContent
            .append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
    responseContent.append("<tr><td>Fill with file (only file name will be transmitted): <br> "
            + "<input type=file name=\"myfile\">");
    responseContent.append("</td></tr>");
    responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
    responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
    responseContent.append("</table></FORM>\r\n");
    responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");

    // POST with enctype="multipart/form-data"
    responseContent.append("<CENTER>POST MULTIPART FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
    responseContent
            .append("<FORM ACTION=\"/formpostmultipart\" ENCTYPE=\"multipart/form-data\" METHOD=\"POST\">");
    responseContent.append("<input type=hidden name=getform value=\"POST\">");
    responseContent.append("<table border=\"0\">");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
    responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
    responseContent
            .append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
    responseContent.append("<tr><td>Fill with file: <br> <input type=file name=\"myfile\">");
    responseContent.append("</td></tr>");
    responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
    responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
    responseContent.append("</table></FORM>\r\n");
    responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");

    responseContent.append("</body>");
    responseContent.append("</html>");

    ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buf);

    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/html; charset=UTF-8");
    response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, buf.readableBytes());

    // Write the response.
    ctx.channel().writeAndFlush(response);
}

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

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