Example usage for io.netty.buffer Unpooled wrappedBuffer

List of usage examples for io.netty.buffer Unpooled wrappedBuffer

  1. HOME
  2. Java
  3. io.netty
  4. io.netty.buffer.*
  5. Unpooled
  6. wrappedBuffer

Introduction

In this page you can find the example usage for io.netty.buffer Unpooled wrappedBuffer.

Prototype

public static ByteBuf wrappedBuffer(ByteBuffer... buffers)

Source Link

Document

Creates a new big-endian composite buffer which wraps the slices of the specified NIO buffers without copying them.

Usage

From source file:com.netflix.iep.http.ServerSentEvent.java

License:Apache License

private static ByteBuf toByteBuf(String s) {
    try {//from w  w w .  java  2  s. c  om
        return Unpooled.wrappedBuffer(s.getBytes("UTF-8"));
    } catch (UnsupportedEncodingException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.netty4.http.helloword.HttpHelloWorldServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest req = (HttpRequest) msg;
        if (HttpHeaders.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }/*from  w  w  w  .j  ava 2s  .  c  o m*/
        boolean keepAlive = HttpHeaders.isKeepAlive(req);
        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK, Unpooled.wrappedBuffer(CONTENT));
        response.headers().set(CONTENT_TYPE, "text/plain");
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());

        if (!keepAlive) {
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
        } else {
            response.headers().set(CONNECTION, Values.KEEP_ALIVE);
            ctx.write(response);
        }
    }
    if (msg instanceof HttpContent) {

    }
}

From source file:com.nextcont.ecm.fileengine.http.nettyServer.HttpUploadServerHandler.java

License:Apache License

private void doGet(ChannelHandlerContext ctx, HttpRequest httpRequest) throws URISyntaxException {

    String uri = new URI(request.getUri()).getPath();

    if (uri.equals("/ping")) {
        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK, Unpooled.wrappedBuffer(CONTENT));
        response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
    }//www . java2 s  . c o m
}

From source file:com.ning.http.client.providers.netty_4.NettyAsyncHttpProvider.java

License:Apache License

private static HttpRequest construct(AsyncHttpClientConfig config, Request request, HttpMethod m, URI uri,
        ByteBuf buffer, ProxyServer proxyServer) throws IOException {

    String host = AsyncHttpProviderUtils.getHost(uri);
    boolean webSocket = isWebSocket(uri);

    if (request.getVirtualHost() != null) {
        host = request.getVirtualHost();
    }//from   w w w .j  ava 2  s.  c  o m

    FullHttpRequest nettyRequest;
    if (m.equals(HttpMethod.CONNECT)) {
        nettyRequest = new DefaultFullHttpRequest(HttpVersion.HTTP_1_0, m,
                AsyncHttpProviderUtils.getAuthority(uri));
    } else {
        String path = null;
        if (proxyServer != null && !(isSecure(uri) && config.isUseRelativeURIsWithSSLProxies()))
            path = uri.toString();
        else if (uri.getRawQuery() != null)
            path = uri.getRawPath() + "?" + uri.getRawQuery();
        else
            path = uri.getRawPath();
        nettyRequest = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, m, path);
    }

    if (webSocket) {
        nettyRequest.headers().add(HttpHeaders.Names.UPGRADE, HttpHeaders.Values.WEBSOCKET);
        nettyRequest.headers().add(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.UPGRADE);
        nettyRequest.headers().add("Origin", "http://" + uri.getHost() + ":"
                + (uri.getPort() == -1 ? isSecure(uri.getScheme()) ? 443 : 80 : uri.getPort()));
        nettyRequest.headers().add(WEBSOCKET_KEY, WebSocketUtil.getKey());
        nettyRequest.headers().add("Sec-WebSocket-Version", "13");
    }

    if (host != null) {
        if (uri.getPort() == -1) {
            nettyRequest.headers().set(HttpHeaders.Names.HOST, host);
        } else if (request.getVirtualHost() != null) {
            nettyRequest.headers().set(HttpHeaders.Names.HOST, host);
        } else {
            nettyRequest.headers().set(HttpHeaders.Names.HOST, host + ":" + uri.getPort());
        }
    } else {
        host = "127.0.0.1";
    }

    if (!m.equals(HttpMethod.CONNECT)) {
        FluentCaseInsensitiveStringsMap h = request.getHeaders();
        if (h != null) {
            for (String name : h.keySet()) {
                if (!"host".equalsIgnoreCase(name)) {
                    for (String value : h.get(name)) {
                        nettyRequest.headers().add(name, value);
                    }
                }
            }
        }

        if (config.isCompressionEnabled()) {
            nettyRequest.headers().set(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP);
        }
    } else {
        List<String> auth = request.getHeaders().get(HttpHeaders.Names.PROXY_AUTHORIZATION);
        if (isNonEmpty(auth) && auth.get(0).startsWith("NTLM")) {
            nettyRequest.headers().add(HttpHeaders.Names.PROXY_AUTHORIZATION, auth.get(0));
        }
    }
    Realm realm = request.getRealm() != null ? request.getRealm() : config.getRealm();

    if (realm != null && realm.getUsePreemptiveAuth()) {

        String domain = realm.getNtlmDomain();
        if (proxyServer != null && proxyServer.getNtlmDomain() != null) {
            domain = proxyServer.getNtlmDomain();
        }

        String authHost = realm.getNtlmHost();
        if (proxyServer != null && proxyServer.getHost() != null) {
            host = proxyServer.getHost();
        }

        switch (realm.getAuthScheme()) {
        case BASIC:
            nettyRequest.headers().set(HttpHeaders.Names.AUTHORIZATION,
                    AuthenticatorUtils.computeBasicAuthentication(realm));
            break;
        case DIGEST:
            if (isNonEmpty(realm.getNonce())) {
                try {
                    nettyRequest.headers().set(HttpHeaders.Names.AUTHORIZATION,
                            AuthenticatorUtils.computeDigestAuthentication(realm));
                } catch (NoSuchAlgorithmException e) {
                    throw new SecurityException(e);
                }
            }
            break;
        case NTLM:
            try {
                String msg = ntlmEngine.generateType1Msg("NTLM " + domain, authHost);
                nettyRequest.headers().set(HttpHeaders.Names.AUTHORIZATION, "NTLM " + msg);
            } catch (NTLMEngineException e) {
                IOException ie = new IOException();
                ie.initCause(e);
                throw ie;
            }
            break;
        case KERBEROS:
        case SPNEGO:
            String challengeHeader = null;
            String server = proxyServer == null ? host : proxyServer.getHost();
            try {
                challengeHeader = getSpnegoEngine().generateToken(server);
            } catch (Throwable e) {
                IOException ie = new IOException();
                ie.initCause(e);
                throw ie;
            }
            nettyRequest.headers().set(HttpHeaders.Names.AUTHORIZATION, "Negotiate " + challengeHeader);
            break;
        case NONE:
            break;
        default:
            throw new IllegalStateException("Invalid Authentication " + realm);
        }
    }

    if (!webSocket && !request.getHeaders().containsKey(HttpHeaders.Names.CONNECTION)) {
        nettyRequest.headers().set(HttpHeaders.Names.CONNECTION,
                AsyncHttpProviderUtils.keepAliveHeaderValue(config));
    }

    if (proxyServer != null) {
        if (!request.getHeaders().containsKey("Proxy-Connection")) {
            nettyRequest.headers().set("Proxy-Connection", AsyncHttpProviderUtils.keepAliveHeaderValue(config));
        }

        if (proxyServer.getPrincipal() != null) {
            if (isNonEmpty(proxyServer.getNtlmDomain())) {

                List<String> auth = request.getHeaders().get(HttpHeaders.Names.PROXY_AUTHORIZATION);
                if (!(isNonEmpty(auth) && auth.get(0).startsWith("NTLM"))) {
                    try {
                        String msg = ntlmEngine.generateType1Msg(proxyServer.getNtlmDomain(),
                                proxyServer.getHost());
                        nettyRequest.headers().set(HttpHeaders.Names.PROXY_AUTHORIZATION, "NTLM " + msg);
                    } catch (NTLMEngineException e) {
                        IOException ie = new IOException();
                        ie.initCause(e);
                        throw ie;
                    }
                }
            } else {
                nettyRequest.headers().set(HttpHeaders.Names.PROXY_AUTHORIZATION,
                        AuthenticatorUtils.computeBasicAuthentication(proxyServer));
            }
        }
    }

    // Add default accept headers.
    if (request.getHeaders().getFirstValue("Accept") == null) {
        nettyRequest.headers().set(HttpHeaders.Names.ACCEPT, "*/*");
    }

    if (request.getHeaders().getFirstValue("User-Agent") != null) {
        nettyRequest.headers().set("User-Agent", request.getHeaders().getFirstValue("User-Agent"));
    } else if (config.getUserAgent() != null) {
        nettyRequest.headers().set("User-Agent", config.getUserAgent());
    } else {
        nettyRequest.headers().set("User-Agent",
                AsyncHttpProviderUtils.constructUserAgent(NettyAsyncHttpProvider.class, config));
    }

    if (!m.equals(HttpMethod.CONNECT)) {
        if (isNonEmpty(request.getCookies())) {
            CookieEncoder httpCookieEncoder = new CookieEncoder(false);
            Iterator<Cookie> ic = request.getCookies().iterator();
            Cookie c;
            org.jboss.netty.handler.codec.http.Cookie cookie;
            while (ic.hasNext()) {
                c = ic.next();
                cookie = new DefaultCookie(c.getName(), c.getValue());
                cookie.setPath(c.getPath());
                cookie.setMaxAge(c.getMaxAge());
                cookie.setDomain(c.getDomain());
                httpCookieEncoder.addCookie(cookie);
            }
            nettyRequest.headers().set(HttpHeaders.Names.COOKIE, httpCookieEncoder.encode());
        }

        String reqType = request.getMethod();
        if (!"HEAD".equals(reqType) && !"OPTION".equals(reqType) && !"TRACE".equals(reqType)) {

            String bodyCharset = request.getBodyEncoding() == null ? DEFAULT_CHARSET
                    : request.getBodyEncoding();

            // We already have processed the body.
            if (buffer != null && buffer.writerIndex() != 0) {
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH, buffer.writerIndex());
                nettyRequest.setContent(buffer);
            } else if (request.getByteData() != null) {
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH,
                        String.valueOf(request.getByteData().length));
                nettyRequest.setContent(Unpooled.wrappedBuffer(request.getByteData()));
            } else if (request.getStringData() != null) {
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH,
                        String.valueOf(request.getStringData().getBytes(bodyCharset).length));
                nettyRequest.setContent(Unpooled.wrappedBuffer(request.getStringData().getBytes(bodyCharset)));
            } else if (request.getStreamData() != null) {
                int[] lengthWrapper = new int[1];
                byte[] bytes = AsyncHttpProviderUtils.readFully(request.getStreamData(), lengthWrapper);
                int length = lengthWrapper[0];
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(length));
                nettyRequest.setContent(Unpooled.wrappedBuffer(bytes, 0, length));
            } else if (isNonEmpty(request.getParams())) {
                StringBuilder sb = new StringBuilder();
                for (final Entry<String, List<String>> paramEntry : request.getParams()) {
                    final String key = paramEntry.getKey();
                    for (final String value : paramEntry.getValue()) {
                        if (sb.length() > 0) {
                            sb.append("&");
                        }
                        UTF8UrlEncoder.appendEncoded(sb, key);
                        sb.append("=");
                        UTF8UrlEncoder.appendEncoded(sb, value);
                    }
                }
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(sb.length()));
                nettyRequest.setContent(Unpooled.wrappedBuffer(sb.toString().getBytes(bodyCharset)));

                if (!request.getHeaders().containsKey(HttpHeaders.Names.CONTENT_TYPE)) {
                    nettyRequest.headers().set(HttpHeaders.Names.CONTENT_TYPE,
                            "application/x-www-form-urlencoded");
                }

            } else if (request.getParts() != null) {
                int lenght = computeAndSetContentLength(request, nettyRequest);

                if (lenght == -1) {
                    lenght = MAX_BUFFERED_BYTES;
                }

                MultipartRequestEntity mre = AsyncHttpProviderUtils
                        .createMultipartRequestEntity(request.getParts(), request.getParams());

                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_TYPE, mre.getContentType());
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH,
                        String.valueOf(mre.getContentLength()));

                /**
                 * TODO: AHC-78: SSL + zero copy isn't supported by the MultiPart class and pretty complex to implements.
                 */

                if (isSecure(uri)) {
                    ByteBuf b = Unpooled.buffer(lenght);
                    mre.writeRequest(new ByteBufOutputStream(b));
                    nettyRequest.setContent(b);
                }
            } else if (request.getEntityWriter() != null) {
                int lenght = computeAndSetContentLength(request, nettyRequest);

                if (lenght == -1) {
                    lenght = MAX_BUFFERED_BYTES;
                }

                ByteBuf b = Unpooled.buffer(lenght);
                request.getEntityWriter().writeEntity(new ByteBufOutputStream(b));
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH, b.writerIndex());
                nettyRequest.setContent(b);
            } else if (request.getFile() != null) {
                File file = request.getFile();
                if (!file.isFile()) {
                    throw new IOException(
                            String.format("File %s is not a file or doesn't exist", file.getAbsolutePath()));
                }
                nettyRequest.headers().set(HttpHeaders.Names.CONTENT_LENGTH, file.length());
            }
        }
    }
    return nettyRequest;
}

From source file:com.ning.http.client.providers.netty_4.NettyResponse.java

License:Apache License

public ByteBuf getResponseBodyAsByteBuf() throws IOException {
    ByteBuf b = null;/*from w w w .  j  a v a  2s .  c o  m*/
    switch (bodyParts.size()) {
    case 0:
        b = Unpooled.EMPTY_BUFFER;
        break;
    case 1:
        b = ResponseBodyPart.class.cast(bodyParts.get(0)).getChannelBuffer();
        break;
    default:
        ByteBuf[] channelBuffers = new ByteBuf[bodyParts.size()];
        for (int i = 0; i < bodyParts.size(); i++) {
            channelBuffers[i] = ResponseBodyPart.class.cast(bodyParts.get(i)).getChannelBuffer();
        }
        b = Unpooled.wrappedBuffer(channelBuffers);
    }

    return b;
}

From source file:com.ociweb.pronghorn.adapter.netty.impl.HttpStaticFileServerHandler.java

License:Apache License

public static void sendFile(ChannelHandlerContext ctx, FullHttpRequest request, File file)
        throws ParseException, IOException {

    long lastModified = file.lastModified();
    String path = file.getPath();

    // Cache Validation
    String ifModifiedSince = request.headers().get(HttpHeaderNames.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 = lastModified / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);/*from  w  ww .ja  v a2s.  c om*/
            return;
        }
    }

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

    beginHTTPResponse(ctx, request, lastModified, path, fileLength);

    // 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 {
        FileInputStream input = new FileInputStream(file);

        byte[] data = new byte[(int) fileLength]; //big hack to convert into byteBuf        
        int pos = 0;
        int remaining = (int) fileLength;
        while (remaining > 0) {
            int len = input.read(data, pos, remaining);
            remaining -= len;
            pos += len;
        }

        sendFileFuture = ctx.write(Unpooled.wrappedBuffer(data), ctx.newProgressivePromise());
        lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
    }

    progressAndClose(request, sendFileFuture, lastContentFuture);
}

From source file:com.ociweb.pronghorn.adapter.netty.impl.HttpStaticFileServerHandler.java

License:Apache License

public static void sendResource(ChannelHandlerContext ctx, FullHttpRequest request, String name)
        throws ParseException, IOException {

    InputStream resourceAsStream = HttpStaticFileServerHandler.class.getResourceAsStream(name);
    if (null == resourceAsStream) {
        throw new FileNotFoundException("Unable to find resource: " + name);
    } else {/* w w w .ja v a  2  s  .com*/
        System.err.println("found resource: " + name);
    }

    int fileLength = resourceAsStream.available();

    // String path = file.getPath();
    long lastModified = STARTUP_TIME - 3000;
    String path = name;

    // Cache Validation
    String ifModifiedSince = request.headers().get(HttpHeaderNames.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 = lastModified / 1000;
        if (ifModifiedSinceDateSeconds == fileLastModifiedSeconds) {
            sendNotModified(ctx);
            return;
        }
    }

    beginHTTPResponse(ctx, request, lastModified, path, fileLength);

    // Write the content.
    ChannelFuture sendFileFuture;
    ChannelFuture lastContentFuture;

    byte[] data = new byte[(int) fileLength]; //big hack to convert into byteBuf        
    int pos = 0;
    int remaining = fileLength;
    while (remaining > 0) {
        int len = resourceAsStream.read(data, pos, remaining);
        remaining -= len;
        pos += len;
    }

    resourceAsStream.close();

    sendFileFuture = ctx.write(Unpooled.wrappedBuffer(data), ctx.newProgressivePromise());
    lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);

    progressAndClose(request, sendFileFuture, lastContentFuture);

}

From source file:com.phei.netty.nio.http.helloworld.HttpHelloWorldServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest req = (HttpRequest) msg;

        if (HttpHeaderUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }//from  w  ww.j av  a2 s . c o m
        boolean keepAlive = HttpHeaderUtil.isKeepAlive(req);
        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK, Unpooled.wrappedBuffer(CONTENT));
        response.headers().set(CONTENT_TYPE, "text/plain");
        response.headers().setInt(CONTENT_LENGTH, response.content().readableBytes());

        if (!keepAlive) {
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
        } else {
            response.headers().set(CONNECTION, HttpHeaderValues.KEEP_ALIVE);
            ctx.write(response);
        }
    }
}

From source file:com.qq.servlet.demo.netty.sample.http.helloworld.HttpHelloWorldServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    System.out.println(msg);/*from ww w. j  a va 2  s. c o  m*/
    System.out.println("\n\n\n\n============" + msg.getClass().getName() + "=================\n\n\n");
    if (msg instanceof HttpRequest) {
        HttpRequest req = (HttpRequest) msg;
        String uri = req.getUri();
        System.out.println("uri--->>>" + uri);
        if (is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }
        boolean keepAlive = isKeepAlive(req);
        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK,
                Unpooled.wrappedBuffer("".getBytes()));
        response.headers().set(CONTENT_TYPE, "text/plain");
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());

        if (!keepAlive) {
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
        } else {
            response.headers().set(CONNECTION, Values.KEEP_ALIVE);
            ctx.write(response);
        }
    } else if (msg instanceof DefaultLastHttpContent) {
        DefaultLastHttpContent httpContent = (DefaultLastHttpContent) msg;
        String body = httpContent.content().toString(CharsetUtil.UTF_8);
        System.out.println("body===>>> " + body);
    }
}

From source file:com.quavo.osrs.network.handler.listener.UpdateListener.java

License:Open Source License

@Override
public void handleMessage(ChannelHandlerContext ctx, UpdateRequest msg) {
    int type = msg.getType();
    int id = msg.getId();
    ByteBuf container = null;/*from   w w  w  .  ja  v  a2s .  co  m*/

    try {
        if (type == 0xff && id == 0xff) {
            container = Unpooled.wrappedBuffer(CacheManager.getChecksumBuffer());
        } else {
            container = Unpooled.wrappedBuffer(CacheManager.getCache().getStore().read(type, id));
            if (type != 0xff) {
                container = container.slice(0, container.readableBytes() - 2);
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }

    ctx.write(new UpdateResponse(type, id, msg.isPriority(), container));
}