Example usage for io.netty.buffer Unpooled copiedBuffer

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

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Introduction

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

Prototype

public static ByteBuf copiedBuffer(ByteBuffer... buffers)

Source Link

Document

Creates a new buffer whose content is a merged copy of the specified buffers ' slices.

Usage

From source file:com.hipishare.chat.securetest.SecureChatClientHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, MsgObject msg) throws Exception {
    LOG.info("?" + msg.getM());
    if (CmdEnum.HEART_BEAT.getCmd() == msg.getC()) {
        MsgObject msgObj = new MsgObject();
        Gson gson = new Gson();
        msgObj.setC(CmdEnum.HEART_BEAT.getCmd());
        msgObj.setM("o");
        String msg2 = gson.toJson(msgObj);
        ByteBuf buf = Unpooled.copiedBuffer(msg2.getBytes());
        ctx.writeAndFlush(buf);//from  w  ww  .j a  v  a 2 s.c  om
    }
}

From source file:com.hipishare.chat.test.EchoClientHandler.java

License:Apache License

/**
 * Creates a client-side handler.//from w  ww .j  ava  2s .  c  om
 */
public EchoClientHandler() {
    /*firstMessage = Unpooled.buffer(EchoClient.SIZE);
    for (int i = 0; i < firstMessage.capacity(); i ++) {
    firstMessage.writeByte((byte) i);
    }*/
    firstMessage = Unpooled.copiedBuffer("hello".getBytes());
}

From source file:com.hipishare.chat.test.EchoClientHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    ByteBuf buf = (ByteBuf) msg;//w  w  w. jav a 2s.  com
    int len = buf.readableBytes();
    byte[] temp = new byte[len];
    ByteBuffer bb = ByteBuffer.allocate(len);
    buf.readBytes(temp);
    bb.put(temp);
    String message = new String(bb.array());
    if ("ping".equals(message)) {
        buf = Unpooled.copiedBuffer(("[id=" + ctx.channel().id() + "]" + "ok").getBytes());
        ctx.writeAndFlush(buf);
    }
}

From source file:com.hop.hhxx.example.http2.helloworld.client.Http2Client.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from   www.j  a  v a 2  s.  c o m*/
        SslProvider provider = OpenSsl.isAlpnSupported() ? SslProvider.OPENSSL : SslProvider.JDK;
        sslCtx = SslContextBuilder.forClient().sslProvider(provider)
                /* NOTE: the cipher filter may not include all ciphers required by the HTTP/2 specification.
                 * Please refer to the HTTP/2 specification for cipher requirements. */
                .ciphers(Http2SecurityUtil.CIPHERS, SupportedCipherSuiteFilter.INSTANCE)
                .trustManager(InsecureTrustManagerFactory.INSTANCE)
                .applicationProtocolConfig(new ApplicationProtocolConfig(Protocol.ALPN,
                        // NO_ADVERTISE is currently the only mode supported by both OpenSsl and JDK providers.
                        SelectorFailureBehavior.NO_ADVERTISE,
                        // ACCEPT is currently the only mode supported by both OpenSsl and JDK providers.
                        SelectedListenerFailureBehavior.ACCEPT, ApplicationProtocolNames.HTTP_2,
                        ApplicationProtocolNames.HTTP_1_1))
                .build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup workerGroup = new NioEventLoopGroup();
    Http2ClientInitializer initializer = new Http2ClientInitializer(sslCtx, Integer.MAX_VALUE);

    try {
        // Configure the client.
        Bootstrap b = new Bootstrap();
        b.group(workerGroup);
        b.channel(NioSocketChannel.class);
        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.remoteAddress(HOST, PORT);
        b.handler(initializer);

        // Start the client.
        Channel channel = b.connect().syncUninterruptibly().channel();
        System.out.println("Connected to [" + HOST + ':' + PORT + ']');

        // Wait for the HTTP/2 upgrade to occur.
        Http2SettingsHandler http2SettingsHandler = initializer.settingsHandler();
        http2SettingsHandler.awaitSettings(5, TimeUnit.SECONDS);

        HttpResponseHandler responseHandler = initializer.responseHandler();
        int streamId = 3;
        HttpScheme scheme = SSL ? HttpScheme.HTTPS : HttpScheme.HTTP;
        AsciiString hostName = new AsciiString(HOST + ':' + PORT);
        System.err.println("Sending request(s)...");
        if (URL != null) {
            // Create a simple GET request.
            FullHttpRequest request = new DefaultFullHttpRequest(HTTP_1_1, GET, URL);
            request.headers().add(HttpHeaderNames.HOST, hostName);
            request.headers().add(HttpConversionUtil.ExtensionHeaderNames.SCHEME.text(), scheme.name());
            request.headers().add(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.GZIP);
            request.headers().add(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.DEFLATE);
            responseHandler.put(streamId, channel.writeAndFlush(request), channel.newPromise());
            streamId += 2;
        }
        if (URL2 != null) {
            // Create a simple POST request with a body.
            FullHttpRequest request = new DefaultFullHttpRequest(HTTP_1_1, POST, URL2,
                    Unpooled.copiedBuffer(URL2DATA.getBytes(CharsetUtil.UTF_8)));
            request.headers().add(HttpHeaderNames.HOST, hostName);
            request.headers().add(HttpConversionUtil.ExtensionHeaderNames.SCHEME.text(), scheme.name());
            request.headers().add(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.GZIP);
            request.headers().add(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.DEFLATE);
            responseHandler.put(streamId, channel.writeAndFlush(request), channel.newPromise());
            streamId += 2;
        }
        responseHandler.awaitResponses(5, TimeUnit.SECONDS);
        System.out.println("Finished HTTP/2 request(s)");

        // Wait until the connection is closed.
        channel.close().syncUninterruptibly();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

From source file:com.ibasco.agql.core.AbstractPacket.java

License:Open Source License

public ByteBuf getPayloadBuffer() {
    return Unpooled.copiedBuffer(getPayload());
}

From source file:com.intuit.karate.netty.WebSocketClient.java

License:Open Source License

public void sendBytes(byte[] msg) {
    ByteBuf byteBuf = Unpooled.copiedBuffer(msg);
    BinaryWebSocketFrame frame = new BinaryWebSocketFrame(byteBuf);
    channel.writeAndFlush(frame);//  www. j  a  v a 2 s  .  c  o  m
}

From source file:com.lampard.netty4.frame.fault.TimeServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    ByteBuf buf = (ByteBuf) msg;/*from   ww w  . ja  v a2  s  .  c om*/

    byte[] req = new byte[buf.readableBytes()];
    buf.readBytes(req);
    String body = new String(req, "UTF-8").substring(0,
            req.length - System.getProperty("line.separator").length());

    System.out.println("The time server receive order : " + body + " ; the counter is : " + ++counter);

    String currentTime = "QUERY TIME ORDER".equalsIgnoreCase(body)
            ? new java.util.Date(System.currentTimeMillis()).toString()
            : "BAD ORDER";
    currentTime = currentTime + System.getProperty("line.separator");

    ByteBuf resp = Unpooled.copiedBuffer(currentTime.getBytes());
    ctx.writeAndFlush(resp);
}

From source file:com.lbwan.game.client.WebSocketClientRunner.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {/*ww  w. j a  v  a 2 s . com*/
        // 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 WebSocketClientHandler handler = new WebSocketClientHandler(WebSocketClientHandshakerFactory
                .newHandshaker(uri, WebSocketVersion.V13, null, false, new DefaultHttpHeaders()));

        final String protocol = uri.getScheme();
        int defaultPort;
        ChannelInitializer<SocketChannel> initializer;

        // Normal WebSocket
        if ("ws".equals(protocol)) {
            initializer = new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast("http-codec", new HttpClientCodec())
                            .addLast("aggregator", new HttpObjectAggregator(8192))
                            .addLast("ws-handler", handler);
                }
            };

            defaultPort = 80;
            // Secure WebSocket
        } else {
            throw new IllegalArgumentException("Unsupported protocol: " + protocol);
        }

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(initializer);

        int port = uri.getPort();
        // If no port was specified, we'll try the default port: https://tools.ietf.org/html/rfc6455#section-1.7
        if (uri.getPort() == -1) {
            port = defaultPort;
        }

        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.copiedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.liferay.sync.engine.lan.server.discovery.LanDiscoveryBroadcaster.java

License:Open Source License

public void broadcast(int port) throws Exception {
    if ((_channel == null) || !_channel.isActive()) {
        _initialize();//from w w  w  .  j a  v  a  2 s  .c  o  m
    }

    byte[] bytes = JSONUtil.writeValueAsBytes(LanClientUtil.createSyncLanClient(port));

    DatagramPacket datagramPacket = new DatagramPacket(Unpooled.copiedBuffer(bytes),
            new InetSocketAddress("255.255.255.255", PropsValues.SYNC_LAN_SERVER_PORT));

    ChannelFuture channelFuture = _channel.writeAndFlush(datagramPacket);

    channelFuture.sync();
}

From source file:com.linecorp.armeria.internal.PooledObjects.java

License:Apache License

private static <T> T copyAndRelease(ByteBuf o) {
    try {//w w w . j av  a2 s  .  com
        @SuppressWarnings("unchecked")
        final T copy = (T) Unpooled.copiedBuffer(o);
        return copy;
    } finally {
        ReferenceCountUtil.safeRelease(o);
    }
}