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:com.github.sparkfy.network.protocol.MessageWithHeaderSuite.java

License:Apache License

private ByteBuf doWrite(MessageWithHeader msg, int minExpectedWrites) throws Exception {
    int writes = 0;
    ByteArrayWritableChannel channel = new ByteArrayWritableChannel((int) msg.count());
    while (msg.transfered() < msg.count()) {
        msg.transferTo(channel, msg.transfered());
        writes++;/* w  ww  .  ja v a2 s.c  o m*/
    }
    assertTrue("Not enough writes!", minExpectedWrites <= writes);
    return Unpooled.wrappedBuffer(channel.getData());
}

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From source file:com.github.sparkfy.network.TestManagedBuffer.java

License:Apache License

public TestManagedBuffer(int len) {
    Preconditions.checkArgument(len <= Byte.MAX_VALUE);
    this.len = len;
    byte[] byteArray = new byte[len];
    for (int i = 0; i < len; i++) {
        byteArray[i] = (byte) i;
    }// ww w  .j  a  v  a  2s  .  c o  m
    this.underlying = new NettyManagedBuffer(Unpooled.wrappedBuffer(byteArray));
}

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From source file:com.github.thinker0.mesos.MesosHealthCheckerServer.java

License:Apache License

/**
 * Writes a HTTP response.//from   ww w.  j av a2 s .c om
 *
 * @param ctx         The channel context.
 * @param request     The HTTP request.
 * @param status      The HTTP status code.
 * @param contentType The response content type.
 * @param content     The response content.
 */
private void writeResponse(final ChannelHandlerContext ctx, final FullHttpRequest request,
        final HttpResponseStatus status, final CharSequence contentType, final String content) {

    final byte[] bytes = content.getBytes(StandardCharsets.UTF_8);
    final ByteBuf entity = Unpooled.wrappedBuffer(bytes);
    writeResponse(ctx, request, status, entity, contentType, bytes.length);
}

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From source file:com.github.unafraid.signer.server.ServerHandler.java

License:Apache License

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

        if (HttpHeaderUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }/*  ww  w. j  a  v a2  s .c  om*/

        final List<BiFunction<ChannelHandlerContext, HttpRequest, FullHttpResponse>> handlers = HandlerManager
                .getInstance().getHandler(req.uri());
        for (BiFunction<ChannelHandlerContext, HttpRequest, FullHttpResponse> handler : handlers) {
            final FullHttpResponse response = handler.apply(ctx, req);
            if (response != null) {
                processResponse(ctx, req, response);
                return;
            }
        }

        // This shouldn't happen ever!
        processResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND,
                Unpooled.wrappedBuffer("Default handler was not found".getBytes())));
    }
}

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From source file:com.google.devtools.build.remote.worker.HttpCacheServerHandler.java

License:Open Source License

private void handleGet(ChannelHandlerContext ctx, FullHttpRequest request) {
    byte[] contents = cache.get(request.uri());

    if (contents == null) {
        sendError(ctx, request, HttpResponseStatus.NOT_FOUND);
        return;//w  w w.jav a2s.  c o  m
    }

    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
            Unpooled.wrappedBuffer(contents));
    HttpUtil.setContentLength(response, contents.length);
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "application/octet-stream");
    ChannelFuture lastContentFuture = ctx.writeAndFlush(response);

    if (!HttpUtil.isKeepAlive(request)) {
        lastContentFuture.addListener(ChannelFutureListener.CLOSE);
    }
}

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From source file:com.hop.hhxx.example.http.helloworld.HttpHelloWorldServerHandler.java

License:Apache License

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

        if (HttpUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }/*from   w  ww.j  a  v  a 2s  .  c o  m*/
        boolean keepAlive = HttpUtil.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, KEEP_ALIVE);
            ctx.write(response);
        }
    }
}

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From source file:com.hop.hhxx.example.http.websocketx.client.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 ? "127.0.0.1" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;/*from w  ww.  j  av 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 WebSocketClientHandler handler = new WebSocketClientHandler(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),
                        WebSocketClientCompressionHandler.INSTANCE, 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();
    }
}

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From source file:com.hzmsc.scada.Jmtis.server.HttpHelloWorldServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest req = (HttpRequest) msg;
        System.out.println(req);/*from ww  w .j a  va 2 s  . c  o  m*/

        if (HttpUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }
        boolean keepAlive = HttpUtil.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, KEEP_ALIVE);
            ctx.write(response);
        }
    }
    if (msg instanceof HttpContent) {
        HttpContent content = (HttpContent) msg;
        ByteBuf buf = content.content();
        System.out.println(buf.toString(io.netty.util.CharsetUtil.UTF_8));
        buf.release();
        System.out.println(ChannelMap.channelMap);
        Channel channel = ChannelMap.channelMap.get("null0");
        if (channel != null) {

            System.out.println(channel.id().asLongText());
            JmtisMsg jmtisMsg = new JmtisMsg("clientCompany", (short) 1, (short) 1, (short) 1, (short) 1,
                    new int[] { 1, 2, 3, 4, 5 });
            //System.out.println(jmtisMsg);
            System.out.println(ctx.channel().id().asLongText());
            channel.writeAndFlush(jmtisMsg);
            channel.write(jmtisMsg);
            channel.flush();
        } else {
            System.out.println("there is no active channel.......");
        }
        //JmtisMsg jmtisMsg = new JmtisMsg("clientCompany", (short)1, (short)1, (short)1, (short)1, new int[]{1, 2, 3, 4, 5});
        //System.out.println(jmtisMsg);
        //channel.write(jmtisMsg);

    }
}

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From source file:com.ibm.mqlight.api.impl.engine.MockNetworkChannel.java

License:Apache License

public void process() {
    if (transport.pending() > 0) {
        ByteBuffer head = transport.head();
        int amount = head.remaining();
        ByteBuffer tmp = ByteBuffer.allocate(amount);
        tmp.put(head);//from  w ww .j a v  a2 s .co m
        tmp.flip();
        final ByteBuf buf = Unpooled.wrappedBuffer(tmp);
        transport.pop(amount);
        listener.onRead(this, buf);
    }
}

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From source file:com.ibm.mqlight.api.impl.network.TestNetworkListenerImpl.java

License:Apache License

@Test
public void onRead() {
    MockComponent component = new MockComponent();
    NetworkListenerImpl listener = new NetworkListenerImpl(component);
    StubNetworkChannel expectedChannel = new StubNetworkChannel();
    ByteBuffer buf = ByteBuffer.allocate(1);
    ByteBuf expectedBuffer = Unpooled.wrappedBuffer(buf);
    listener.onRead(expectedChannel, expectedBuffer);
    assertEquals("Expected component to receive 1 message", 1, component.getMessages().size());
    assertTrue("Expected message to be instanceof DataRead",
            component.getMessages().get(0) instanceof DataRead);
    DataRead read = (DataRead) component.getMessages().get(0);
    assertSame("Expected same buffer in message", expectedBuffer, read.buffer);
    assertSame("Expected same channel in message", expectedChannel, read.channel);
}

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