Example usage for io.netty.handler.codec.http HttpHeaders setContentLength

Introduction

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

Prototype

@Deprecated
public static void setContentLength(HttpMessage message, long length) 

Source Link

Usage

From source file:com.netty.fileTest.http.download.HttpStaticFileServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {
    if (!request.getDecoderResult().isSuccess()) {
        sendError(ctx, BAD_REQUEST);//from  w  ww  . ja v  a2 s  . co  m
        return;
    }

    if (request.getMethod() != GET) {
        sendError(ctx, METHOD_NOT_ALLOWED);
        return;
    }

    final String uri = request.getUri();
    final String path = sanitizeUri(uri);
    if (path == null) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    File file = new File(path);
    if (file.isHidden() || !file.exists()) {
        sendError(ctx, NOT_FOUND);
        return;
    }

    if (file.isDirectory()) {
        if (uri.endsWith("/")) {
            sendListing(ctx, file);
        } else {
            sendRedirect(ctx, uri + '/');
        }
        return;
    }

    if (!file.isFile()) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        SimpleDateFormat dateFormatter = new SimpleDateFormat(HTTP_DATE_FORMAT, Locale.US);
        Date ifModifiedSinceDate = dateFormatter.parse(ifModifiedSince);

        // Only compare up to the second because the datetime format we send to the client
        // does not have milliseconds
        long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
        long fileLastModifiedSeconds = file.lastModified() / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);
            return;
        }
    }

    RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        sendError(ctx, NOT_FOUND);
        return;
    }
    long fileLength = raf.length();

    HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
    HttpHeaders.setContentLength(response, fileLength);
    setContentTypeHeader(response, file);
    setDateAndCacheHeaders(response, file);
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the initial line and the header.
    ctx.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    ChannelFuture lastContentFuture;
    if (ctx.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = ctx.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                ctx.newProgressivePromise());
        // Write the end marker.
        lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
    } else {
        sendFileFuture = ctx.write(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                ctx.newProgressivePromise());
        // HttpChunkedInput will write the end marker (LastHttpContent) for us.
        lastContentFuture = sendFileFuture;
    }

    sendFileFuture.addListener(new ChannelProgressiveFutureListener() {
        @Override
        public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {
            if (total < 0) { // total unknown
                System.err.println(future.channel() + " Transfer progress: " + progress);
            } else {
                System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
            }
        }

        @Override
        public void operationComplete(ChannelProgressiveFuture future) {
            System.err.println(future.channel() + " Transfer complete.");
        }
    });

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.ottogroup.bi.spqr.websocket.server.SPQRWebSocketServerHandler.java

License:Apache License

/** 
 * Sends a {@link HttpResponse} according to prepared {@link FullHttpResponse} to the client. The 
 * code was copied from netty.io websocket server example. The origins may be found at:
 * {@linkplain https://github.com/netty/netty/blob/4.0/example/src/main/java/io/netty/example/http/websocketx/server/WebSocketServerHandler.java} 
 * @param ctx/*  www .  jav  a2s. c om*/
 * @param req
 * @param res
 */
private void sendHttpResponse(ChannelHandlerContext ctx, FullHttpRequest req, FullHttpResponse res) {
    // Generate an error page if response getStatus code is not OK (200).
    if (res.getStatus().code() != 200) {
        ByteBuf buf = Unpooled.copiedBuffer(res.getStatus().toString(), CharsetUtil.UTF_8);
        res.content().writeBytes(buf);
        buf.release();
        HttpHeaders.setContentLength(res, res.content().readableBytes());
    }

    // Send the response and close the connection if necessary.
    ChannelFuture f = ctx.channel().writeAndFlush(res);
    if (!HttpHeaders.isKeepAlive(req) || res.getStatus().code() != 200) {
        f.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.rain.websocketserver.WebSocketServerHandler.java

License:Apache License

private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req) {
    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;//  w  w  w  . j a v  a  2 s.c o m
    }

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

    // Send the demo page and favicon.ico
    if ("/chat".equals(req.getUri())) {
        ByteBuf content = WebSocketServerIndexPage.getContent(getWebSocketLocation(req));
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

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

        sendHttpResponse(ctx, req, res);
        return;
    }
    if ("/favicon.ico".equals(req.getUri())) {
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
        sendHttpResponse(ctx, req, res);
        return;
    }

    // Handshake
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(getWebSocketLocation(req),
            null, true);
    handshaker = wsFactory.newHandshaker(req);
    if (handshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {
        handshaker.handshake(ctx.channel(), req);
        listChannel.add(ctx.channel());
    }
}

---

From source file:com.sangupta.swift.netty.http.HttpStaticFileServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext context, FullHttpRequest request) throws Exception {
    if (!request.getDecoderResult().isSuccess()) {
        NettyUtils.sendError(context, HttpResponseStatus.BAD_REQUEST);
        return;/* w w w .jav  a 2 s  .c o m*/
    }

    if (request.getMethod() != HttpMethod.GET) {
        NettyUtils.sendError(context, HttpResponseStatus.METHOD_NOT_ALLOWED);
        return;
    }

    final String uri = request.getUri();
    final String path = NettyUtils.sanitizeUri(uri);
    if (path == null) {
        NettyUtils.sendError(context, HttpResponseStatus.FORBIDDEN);
        return;
    }

    File file = new File(documentRoot, path);
    if (file.isHidden() || !file.exists()) {
        NettyUtils.sendError(context, HttpResponseStatus.NOT_FOUND);
        return;
    }

    if (file.isDirectory()) {
        if (uri.endsWith("/")) {
            NettyUtils.sendListing(context, file);
        } else {
            NettyUtils.sendRedirect(context, uri + '/');
        }

        return;
    }

    if (!file.isFile()) {
        NettyUtils.sendError(context, HttpResponseStatus.FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(HttpHeaders.Names.IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        Date ifModifiedSinceDate = NettyUtils.parseDateHeader(ifModifiedSince);

        if (ifModifiedSinceDate != null) {
            // Only compare up to the second because the datetime format we send to the client
            // does not have milliseconds
            long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
            long fileLastModifiedSeconds = file.lastModified() / 1000;

            if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
                NettyUtils.sendNotModified(context);
                return;
            }
        }
    }

    RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        NettyUtils.sendError(context, HttpResponseStatus.NOT_FOUND);
        return;
    }

    final long fileLength = file.length();

    HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
    HttpHeaders.setContentLength(response, fileLength);
    NettyUtils.setContentTypeHeader(response, file);
    NettyUtils.setDateAndCacheHeaders(response, file, 3600); // cache for an hour

    // check for keep alive
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the initial line and the header.
    context.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    if (context.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = context.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                context.newProgressivePromise());
    } else {
        sendFileFuture = context.write(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                context.newProgressivePromise());
    }

    //      sendFileFuture.addListener(new ChannelProgressiveFutureListener() {
    //
    //         @Override
    //         public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {
    //            if (total < 0) { // total unknown
    //               System.err.println(future.channel() + " Transfer progress: " + progress);
    //            } else {
    //               System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
    //            }
    //         }
    //
    //         @Override
    //         public void operationComplete(ChannelProgressiveFuture future) {
    //            System.err.println(future.channel() + " Transfer complete.");
    //         }
    //         
    //      });

    // Write the end marker
    ChannelFuture lastContentFuture = context.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.sangupta.swift.netty.spdy.SpdyStaticFileServerHandler.java

License:Apache License

@Override
protected void channelRead0(final ChannelHandlerContext context, final FullHttpRequest request)
        throws Exception {
    if (!request.getDecoderResult().isSuccess()) {
        NettyUtils.sendError(context, HttpResponseStatus.BAD_REQUEST);
        return;//from w  w  w.j av a2  s  .  c  o  m
    }

    // check for server name
    if (this.checkServerName) {
        String host = request.headers().get(HttpHeaders.Names.HOST);
        if (!host.startsWith(this.swiftServer.getServerName())) {
            NettyUtils.sendError(context, HttpResponseStatus.BAD_REQUEST);
            return;
        }
    }

    // check method
    if (request.getMethod() != HttpMethod.GET) {
        NettyUtils.sendError(context, HttpResponseStatus.METHOD_NOT_ALLOWED);
        return;
    }

    // check for SPDY support
    final boolean spdyRequest = request.headers().contains(NettyUtils.SPDY_STREAM_ID);

    // check for URI path to be proper
    final String uri = request.getUri();
    final String path = NettyUtils.sanitizeUri(uri);
    if (path == null) {
        NettyUtils.sendError(context, HttpResponseStatus.FORBIDDEN);
        return;
    }

    File file = new File(documentRoot, path);
    if (file.isHidden() || !file.exists()) {
        NettyUtils.sendError(context, HttpResponseStatus.NOT_FOUND);
        return;
    }

    if (file.isDirectory()) {
        if (uri.endsWith("/")) {
            NettyUtils.sendListing(context, file, request.headers().get(NettyUtils.SPDY_STREAM_ID));
            return;
        }

        // redirect to the listing page
        NettyUtils.sendRedirect(context, uri + '/');
        return;
    }

    if (!file.isFile()) {
        NettyUtils.sendError(context, HttpResponseStatus.FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(HttpHeaders.Names.IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        Date ifModifiedSinceDate = NettyUtils.parseDateHeader(ifModifiedSince);

        if (ifModifiedSinceDate != null) {
            // Only compare up to the second because the datetime format we send to the client
            // does not have milliseconds
            long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
            long fileLastModifiedSeconds = file.lastModified() / 1000;

            if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
                NettyUtils.sendNotModified(context);
                return;
            }
        }
    }

    RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        NettyUtils.sendError(context, HttpResponseStatus.NOT_FOUND);
        return;
    }

    final long fileLength = file.length();

    HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
    HttpHeaders.setContentLength(response, fileLength);
    NettyUtils.setContentTypeHeader(response, file);
    NettyUtils.setDateAndCacheHeaders(response, file, 3600); // cache for an hour

    // check for keep alive
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    } else {
        context.write(response).addListener(ChannelFutureListener.CLOSE);
    }

    // Write the initial line and the header.
    context.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    if (context.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = context.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                context.newProgressivePromise());
    } else {
        sendFileFuture = context.write(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                context.newProgressivePromise());
    }

    //      sendFileFuture.addListener(new ChannelProgressiveFutureListener() {
    //
    //         @Override
    //         public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {
    //            if (total < 0) { // total unknown
    //               System.err.println(future.channel() + " Transfer progress: " + progress);
    //            } else {
    //               System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
    //            }
    //         }
    //
    //         @Override
    //         public void operationComplete(ChannelProgressiveFuture future) {
    //            System.err.println(future.channel() + " Transfer complete.");
    //         }
    //         
    //      });

    // Write the end marker
    ChannelFuture lastContentFuture = context.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.springapp.mvc.netty.example.http.file.HttpStaticFileServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {
    if (!request.getDecoderResult().isSuccess()) {
        sendError(ctx, BAD_REQUEST);//from   www.j  a  v  a  2  s.c  o  m
        return;
    }

    if (request.getMethod() != GET) {
        sendError(ctx, METHOD_NOT_ALLOWED);
        return;
    }

    final String uri = request.getUri();
    final String path = sanitizeUri(uri);
    if (path == null) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    File file = new File(path);
    if (file.isHidden() || !file.exists()) {
        sendError(ctx, NOT_FOUND);
        return;
    }

    if (file.isDirectory()) {
        if (uri.endsWith("/")) {
            sendListing(ctx, file);
        } else {
            sendRedirect(ctx, uri + '/');
        }
        return;
    }

    if (!file.isFile()) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        SimpleDateFormat dateFormatter = new SimpleDateFormat(HTTP_DATE_FORMAT, Locale.US);
        Date ifModifiedSinceDate = dateFormatter.parse(ifModifiedSince);

        // Only compare up to the second because the datetime format we send to the client
        // does not have milliseconds
        long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
        long fileLastModifiedSeconds = file.lastModified() / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);
            return;
        }
    }

    RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        sendError(ctx, NOT_FOUND);
        return;
    }
    long fileLength = raf.length();

    HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
    HttpHeaders.setContentLength(response, fileLength);
    setContentTypeHeader(response, file);
    setDateAndCacheHeaders(response, file);
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the initial line and the header.
    ctx.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    ChannelFuture lastContentFuture;
    if (ctx.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = ctx.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                ctx.newProgressivePromise());
        // Write the end marker.
        lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
    } else {
        sendFileFuture = ctx.writeAndFlush(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                ctx.newProgressivePromise());
        // HttpChunkedInput will write the end marker (LastHttpContent) for us.
        lastContentFuture = sendFileFuture;
    }

    sendFileFuture.addListener(new ChannelProgressiveFutureListener() {
        @Override
        public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {
            if (total < 0) { // total unknown
                System.err.println(future.channel() + " Transfer progress: " + progress);
            } else {
                System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
            }
        }

        @Override
        public void operationComplete(ChannelProgressiveFuture future) {
            System.err.println(future.channel() + " Transfer complete.");
        }
    });

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.springapp.mvc.netty.example.http.websocketx.benchmarkserver.WebSocketServerHandler.java

License:Apache License

private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req) {
    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;//from ww w. ja  v  a2  s.  c om
    }

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

    // Send the demo page and favicon.ico
    if ("/".equals(req.getUri())) {
        ByteBuf content = WebSocketServerBenchmarkPage.getContent(getWebSocketLocation(req));
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

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

        sendHttpResponse(ctx, req, res);
        return;
    }
    if ("/favicon.ico".equals(req.getUri())) {
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
        sendHttpResponse(ctx, req, res);
        return;
    }

    // Handshake
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(getWebSocketLocation(req),
            null, true, 5 * 1024 * 1024);
    handshaker = wsFactory.newHandshaker(req);
    if (handshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {
        handshaker.handshake(ctx.channel(), req);
    }
}

---

From source file:com.thomas.netty4.websocket.server.GxWebSocketServerHandler.java

License:Apache License

private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req) {
    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;/*from w ww  .  jav a 2 s  . c  om*/
    }

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

    // Send the demo page and favicon.ico
    if ("/".equals(req.getUri())) {
        ByteBuf content = GxWebSocketServerIndexPage.getContent(getWebSocketLocation(req));
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

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

        sendHttpResponse(ctx, req, res);
        return;
    }
    if ("/favicon.ico".equals(req.getUri())) {
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
        sendHttpResponse(ctx, req, res);
        return;
    }

    // Handshake
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(getWebSocketLocation(req),
            null, true);
    handshaker = wsFactory.newHandshaker(req);
    if (handshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {
        handshaker.handshake(ctx.channel(), req);
    }
}

---

From source file:com.topsec.bdc.platform.api.test.http.file.HttpStaticFileServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, FullHttpRequest request) throws Exception {

    if (!request.getDecoderResult().isSuccess()) {
        sendError(ctx, BAD_REQUEST);/* w ww  .  j a  v  a 2 s.co m*/
        return;
    }

    if (request.getMethod() != GET) {
        sendError(ctx, METHOD_NOT_ALLOWED);
        return;
    }

    final String uri = request.getUri();
    final String path = sanitizeUri(uri);
    if (path == null) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    File file = new File(path);
    if (file.isHidden() || !file.exists()) {
        sendError(ctx, NOT_FOUND);
        return;
    }

    if (file.isDirectory()) {
        if (uri.endsWith("/")) {
            sendListing(ctx, file);
        } else {
            sendRedirect(ctx, uri + '/');
        }
        return;
    }

    if (!file.isFile()) {
        sendError(ctx, FORBIDDEN);
        return;
    }

    // Cache Validation
    String ifModifiedSince = request.headers().get(IF_MODIFIED_SINCE);
    if (ifModifiedSince != null && !ifModifiedSince.isEmpty()) {
        SimpleDateFormat dateFormatter = new SimpleDateFormat(HTTP_DATE_FORMAT, Locale.US);
        Date ifModifiedSinceDate = dateFormatter.parse(ifModifiedSince);

        // Only compare up to the second because the datetime format we send to the client
        // does not have milliseconds
        long ifModifiedSinceDateSeconds = ifModifiedSinceDate.getTime() / 1000;
        long fileLastModifiedSeconds = file.lastModified() / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);
            return;
        }
    }

    RandomAccessFile raf;
    try {
        raf = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException ignore) {
        sendError(ctx, NOT_FOUND);
        return;
    }
    long fileLength = raf.length();

    HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
    HttpHeaders.setContentLength(response, fileLength);
    setContentTypeHeader(response, file);
    setDateAndCacheHeaders(response, file);
    if (HttpHeaders.isKeepAlive(request)) {
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the initial line and the header.
    ctx.write(response);

    // Write the content.
    ChannelFuture sendFileFuture;
    ChannelFuture lastContentFuture;
    if (ctx.pipeline().get(SslHandler.class) == null) {
        sendFileFuture = ctx.write(new DefaultFileRegion(raf.getChannel(), 0, fileLength),
                ctx.newProgressivePromise());
        // Write the end marker.
        lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
    } else {
        sendFileFuture = ctx.writeAndFlush(new HttpChunkedInput(new ChunkedFile(raf, 0, fileLength, 8192)),
                ctx.newProgressivePromise());
        // HttpChunkedInput will write the end marker (LastHttpContent) for us.
        lastContentFuture = sendFileFuture;
    }

    sendFileFuture.addListener(new ChannelProgressiveFutureListener() {

        @Override
        public void operationProgressed(ChannelProgressiveFuture future, long progress, long total) {

            if (total < 0) { // total unknown
                System.err.println(future.channel() + " Transfer progress: " + progress);
            } else {
                System.err.println(future.channel() + " Transfer progress: " + progress + " / " + total);
            }
        }

        @Override
        public void operationComplete(ChannelProgressiveFuture future) {

            System.err.println(future.channel() + " Transfer complete.");
        }
    });

    // Decide whether to close the connection or not.
    if (!HttpHeaders.isKeepAlive(request)) {
        // Close the connection when the whole content is written out.
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

---

From source file:com.topsec.bdc.platform.api.test.http.websocketx.benchmarkserver.WebSocketServerHandler.java

License:Apache License

private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req) {

    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;//ww  w .j  a va  2s.  c  o  m
    }

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

    // Send the demo page and favicon.ico
    if ("/".equals(req.getUri())) {
        ByteBuf content = WebSocketServerBenchmarkPage.getContent(getWebSocketLocation(req));
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

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

        sendHttpResponse(ctx, req, res);
        return;
    }
    if ("/favicon.ico".equals(req.getUri())) {
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
        sendHttpResponse(ctx, req, res);
        return;
    }

    // Handshake
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(getWebSocketLocation(req),
            null, true, 5 * 1024 * 1024);
    handshaker = wsFactory.newHandshaker(req);
    if (handshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {
        handshaker.handshake(ctx.channel(), req);
    }
}

---

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