Example usage for io.netty.buffer Unpooled 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:cloudeventbus.codec.Encoder.java

License:Open Source License

@Override
public void encode(ChannelHandlerContext ctx, Frame frame, ByteBuf out) throws Exception {
    LOGGER.debug("Encoding frame {}", frame);
    switch (frame.getFrameType()) {
    case AUTHENTICATE:
        final AuthenticationRequestFrame authenticationRequestFrame = (AuthenticationRequestFrame) frame;
        out.writeByte(FrameType.AUTHENTICATE.getOpcode());
        out.writeByte(' ');
        final String challenge = Base64.encodeBase64String(authenticationRequestFrame.getChallenge());
        writeString(out, challenge);//from   ww  w .jav a 2  s.  co m
        break;
    case AUTH_RESPONSE:
        final AuthenticationResponseFrame authenticationResponseFrame = (AuthenticationResponseFrame) frame;
        out.writeByte(FrameType.AUTH_RESPONSE.getOpcode());
        out.writeByte(' ');

        // Write certificate chain
        final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        final OutputStream base64Out = new Base64OutputStream(outputStream, true, Integer.MAX_VALUE,
                new byte[0]);
        CertificateStoreLoader.store(base64Out, authenticationResponseFrame.getCertificates());
        out.writeBytes(outputStream.toByteArray());
        out.writeByte(' ');

        // Write salt
        final byte[] encodedSalt = Base64.encodeBase64(authenticationResponseFrame.getSalt());
        out.writeBytes(encodedSalt);
        out.writeByte(' ');

        // Write signature
        final byte[] encodedDigitalSignature = Base64
                .encodeBase64(authenticationResponseFrame.getDigitalSignature());
        out.writeBytes(encodedDigitalSignature);
        break;
    case ERROR:
        final ErrorFrame errorFrame = (ErrorFrame) frame;
        out.writeByte(FrameType.ERROR.getOpcode());
        out.writeByte(' ');
        writeString(out, Integer.toString(errorFrame.getCode().getErrorNumber()));
        if (errorFrame.getMessage() != null) {
            out.writeByte(' ');
            writeString(out, errorFrame.getMessage());
        }
        break;
    case GREETING:
        final GreetingFrame greetingFrame = (GreetingFrame) frame;
        out.writeByte(FrameType.GREETING.getOpcode());
        out.writeByte(' ');
        writeString(out, Integer.toString(greetingFrame.getVersion()));
        out.writeByte(' ');
        writeString(out, greetingFrame.getAgent());
        out.writeByte(' ');
        writeString(out, Long.toString(greetingFrame.getId()));
        break;
    case PING:
        out.writeByte(FrameType.PING.getOpcode());
        break;
    case PONG:
        out.writeByte(FrameType.PONG.getOpcode());
        break;
    case PUBLISH:
        final PublishFrame publishFrame = (PublishFrame) frame;
        out.writeByte(FrameType.PUBLISH.getOpcode());
        out.writeByte(' ');
        writeString(out, publishFrame.getSubject().toString());
        if (publishFrame.getReplySubject() != null) {
            out.writeByte(' ');
            writeString(out, publishFrame.getReplySubject().toString());
        }
        out.writeByte(' ');
        final ByteBuf body = Unpooled.wrappedBuffer(publishFrame.getBody().getBytes(CharsetUtil.UTF_8));
        writeString(out, Integer.toString(body.readableBytes()));
        out.writeBytes(Codec.DELIMITER);
        out.writeBytes(body);
        break;
    case SERVER_READY:
        out.writeByte(FrameType.SERVER_READY.getOpcode());
        break;
    case SUBSCRIBE:
        final SubscribeFrame subscribeFrame = (SubscribeFrame) frame;
        out.writeByte(FrameType.SUBSCRIBE.getOpcode());
        out.writeByte(' ');
        writeString(out, subscribeFrame.getSubject().toString());
        break;
    case UNSUBSCRIBE:
        final UnsubscribeFrame unsubscribeFrame = (UnsubscribeFrame) frame;
        out.writeByte(FrameType.UNSUBSCRIBE.getOpcode());
        out.writeByte(' ');
        writeString(out, unsubscribeFrame.getSubject().toString());
        break;
    default:
        throw new EncodingException("Don't know how to encode message of type " + frame.getClass().getName());
    }
    out.writeBytes(Codec.DELIMITER);
}

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

License:Apache License

@SuppressWarnings("deprecation")
@Override//from   w ww  .j  av a2  s  .  c o m
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        request = (HttpRequest) msg;

        if (HttpUtil.is100ContinueExpected(request)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }

        if (!request.uri().equalsIgnoreCase(URL)) {
            sendError(ctx, NOT_FOUND);

            return;
        }
    }

    if (msg instanceof HttpContent) {
        HttpContent content = (HttpContent) msg;
        ByteBuf buf = content.content();
        UserToken ut = CTools.JSONStr2Object(buf.toString(io.netty.util.CharsetUtil.UTF_8), UserToken.class);

        logger.info("request body: " + buf.toString(io.netty.util.CharsetUtil.UTF_8));
        buf.release();

        boolean keepAlive = HttpUtil.isKeepAlive(request);
        FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK,
                Unpooled.wrappedBuffer(CONTENT.getBytes()));
        response.headers().set(CONTENT_TYPE, "application/json");
        response.headers().setInt(CONTENT_LENGTH, response.content().readableBytes());

        logger.info("response body: " + CONTENT);

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

    } else {
        ctx.fireChannelRead(msg);
    }
}

---

From source file:cn.liutils.api.player.ControlData.java

License:Open Source License

@Override
public void loadNBTData(NBTTagCompound tag) {
    byte[] bytes = tag.getByteArray(IDENTIFIER);
    if (bytes.length > 0)
        fromBytes(Unpooled.wrappedBuffer(bytes));
    else/*from  w w  w . ja v a 2 s. c om*/
        clear();
}

---

From source file:cn.npt.net.websocket.WebSocketClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "ws" : uri.getScheme();
    final String host = uri.getHost() == null ? "192.168.20.71" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;/*w w w .ja v  a  2  s .  c om*/
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = uri.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        System.err.println("Only WS(S) is supported.");
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        // Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
        // If you change it to V00, ping is not supported and remember to change
        // HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
        final BaseWebSocketClientHandler handler = new EchoWebSocketClientHandler(
                WebSocketClientHandshakerFactory.newHandshaker(uri, WebSocketVersion.V13, null, false,
                        new DefaultHttpHeaders()));

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), handler);
            }
        });

        Channel ch = b.connect(uri.getHost(), port).sync().channel();
        handler.handshakeFuture().sync();

        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String msg = console.readLine();
            if (msg == null) {
                break;
            } else if ("bye".equals(msg.toLowerCase())) {
                ch.writeAndFlush(new CloseWebSocketFrame());
                ch.closeFuture().sync();
                break;
            } else if ("ping".equals(msg.toLowerCase())) {
                WebSocketFrame frame = new PingWebSocketFrame(
                        Unpooled.wrappedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

---

From source file:co.rsk.rpc.netty.JsonRpcWeb3ServerHandler.java

License:Open Source License

private ByteBuf buildErrorContent(int errorCode, String errorMessage) throws JsonProcessingException {
    Map<String, JsonNode> errorProperties = new HashMap<>();
    errorProperties.put("code", jsonNodeFactory.numberNode(errorCode));
    errorProperties.put("message", jsonNodeFactory.textNode(errorMessage));
    JsonNode error = jsonNodeFactory.objectNode().set("error",
            jsonNodeFactory.objectNode().setAll(errorProperties));
    return Unpooled.wrappedBuffer(mapper.writeValueAsBytes(mapper.treeToValue(error, Object.class)));
}

---

From source file:com.addthis.basis.chars.ByteArrayReadOnlyUtfBuf.java

License:Apache License

@Override
public ByteBuf toByteBuf() {
    return Unpooled.wrappedBuffer(data);
}

---

From source file:com.addthis.basis.chars.ReadOnlyUtfBufTest.java

License:Apache License

@Override
public CharSequence getCharSequenceForString(CharSequence control) {
    return new ReadOnlyUtfBuf(Unpooled.wrappedBuffer(control.toString().getBytes(StandardCharsets.UTF_8)));
}

---

From source file:com.addthis.hydra.data.tree.prop.DataCounting.java

License:Apache License

@Override
public void bytesDecode(byte[] b, long version) {
    ByteBuf buffer = Unpooled.wrappedBuffer(b);
    try {/*from  ww  w.j a  v  a 2 s . c  o m*/
        ver = Varint.readUnsignedVarInt(buffer);
        M = new byte[Varint.readUnsignedVarInt(buffer)];
        buffer.readBytes(M);
    } finally {
        buffer.release();
    }
    postDecode();
}

---

From source file:com.addthis.hydra.data.tree.prop.DataKeyTop.java

License:Apache License

@Override
public void bytesDecode(byte[] b, long version) {
    top = new ConcurrentKeyTopper();
    ByteBuf buf = Unpooled.wrappedBuffer(b);
    try {//from   www .j av a  2  s .  co  m
        int topBytesLength = Varint.readUnsignedVarInt(buf);
        if (topBytesLength > 0) {
            byte[] topBytes = new byte[topBytesLength];
            buf.readBytes(topBytes);
            top.bytesDecode(topBytes, version);
        } else {
            top.init();
        }
        size = Varint.readUnsignedVarInt(buf);
    } finally {
        buf.release();
    }
}

---

From source file:com.addthis.hydra.data.tree.prop.DataMap.java

License:Apache License

@Override
public void bytesDecode(byte[] b, long version) {
    ByteBuf buf = Unpooled.wrappedBuffer(b);
    try {//from  w  w  w. ja v  a  2 s.  c  om
        int length = Varint.readUnsignedVarInt(buf);
        keys = new String[length];
        vals = new String[length];
        try {
            for (int i = 0; i < length; i++) {
                keys[i] = readString(buf);
            }
            for (int i = 0; i < length; i++) {
                vals[i] = readString(buf);
            }
            if (buf.readableBytes() > 0) {
                size = Varint.readUnsignedVarInt(buf);
            } else {
                if (!IGNORE_DESERIALIZATION_ERROR) {
                    throw new RuntimeException("Tried to deserialize a corrupted DataMap attachment. "
                            + "set the system property hydra.tree.data.map=true to ignore (Map Attachment will be empty on old nodes)");
                }
            }
        } catch (UnsupportedEncodingException e) {
            throw new RuntimeException(e);
        }
    } finally {
        buf.release();
    }
    postDecode();
}

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