Example usage for io.netty.util CharsetUtil UTF_8

List of usage examples for io.netty.util CharsetUtil UTF_8

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Introduction

In this page you can find the example usage for io.netty.util CharsetUtil UTF_8.

Prototype

Charset UTF_8

To view the source code for io.netty.util CharsetUtil UTF_8.

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Document

8-bit UTF (UCS Transformation Format)

Usage

From source file:com.ahanda.techops.noty.clientTest.ClientHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, HttpObject msg) {
    assert msg instanceof FullHttpResponse;
    l.info(" Got a message from server !!! {}", msg);
    ++state;/*from   w  w w  .  j a  v a  2  s  . c  o m*/

    if (msg instanceof HttpResponse) {
        HttpResponse response = (HttpResponse) msg;

        System.out.println("STATUS: " + response.getStatus());
        System.out.println("VERSION: " + response.getProtocolVersion());
        System.out.println();

        if (!response.headers().isEmpty()) {
            for (String name : response.headers().names()) {
                for (String value : response.headers().getAll(name)) {
                    System.out.println("HEADER: " + name + " = " + value);
                }
            }
            System.out.println();
        }

        if (HttpHeaders.isTransferEncodingChunked(response)) {
            System.out.println("CHUNKED CONTENT {");
        } else {
            System.out.println("CONTENT {");
        }
    }
    if (msg instanceof HttpContent) {
        HttpContent content = (HttpContent) msg;

        System.out.print(content.content().toString(CharsetUtil.UTF_8));
        System.out.flush();

        if (content instanceof LastHttpContent) {
            System.out.println("} END OF CONTENT");
        }
    }

    switch (state) {
    case 1:
        FullHttpResponse resp = (FullHttpResponse) msg;
        for (String cookiestr : resp.headers().getAll(HttpHeaders.Names.SET_COOKIE)) {
            Set<Cookie> tmp = CookieDecoder.decode(cookiestr);
            sessCookies = tmp;
        }
        //login( ctx.channel(), credential );
        pubEvent(ctx.channel(), event, (FullHttpResponse) msg);
        break;
    case 2:
        getEvents(ctx.channel(), (FullHttpResponse) msg);
        break;
    case 3:
        logout(ctx.channel());
        break;
    default:
        ctx.close();
        break;
    }
}

From source file:com.alibaba.dubbo.qos.server.handler.QosProcessHandler.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    if (in.readableBytes() < 1) {
        return;/* www .  j  a va  2s.c  o m*/
    }

    // read one byte to guess protocol
    final int magic = in.getByte(in.readerIndex());

    ChannelPipeline p = ctx.pipeline();
    p.addLast(new LocalHostPermitHandler(acceptForeignIp));
    if (isHttp(magic)) {
        // no welcome output for http protocol
        if (welcomeFuture != null && welcomeFuture.isCancellable()) {
            welcomeFuture.cancel(false);
        }
        p.addLast(new HttpServerCodec());
        p.addLast(new HttpObjectAggregator(1048576));
        p.addLast(new HttpProcessHandler());
        p.remove(this);
    } else {
        p.addLast(new LineBasedFrameDecoder(2048));
        p.addLast(new StringDecoder(CharsetUtil.UTF_8));
        p.addLast(new StringEncoder(CharsetUtil.UTF_8));
        p.addLast(new IdleStateHandler(0, 0, 5 * 60));
        p.addLast(new TelnetProcessHandler());
        p.remove(this);
    }
}

From source file:com.athena.dolly.websocket.client.test.WebSocketClientHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
    Channel ch = ctx.channel();//from w  ww  . j av a  2  s. com
    if (!handshaker.isHandshakeComplete()) {
        handshaker.finishHandshake(ch, (FullHttpResponse) msg);
        System.out.println("WebSocket Client connected!");
        handshakeFuture.setSuccess();
        return;
    }

    if (msg instanceof FullHttpResponse) {
        FullHttpResponse response = (FullHttpResponse) msg;
        throw new Exception("Unexpected FullHttpResponse (getStatus=" + response.getStatus() + ", content="
                + response.content().toString(CharsetUtil.UTF_8) + ')');
    }

    WebSocketFrame frame = (WebSocketFrame) msg;
    if (frame instanceof TextWebSocketFrame) {
        TextWebSocketFrame textFrame = (TextWebSocketFrame) frame;
        System.out.println("WebSocket Client received message: " + textFrame.text());
    } else if (frame instanceof PongWebSocketFrame) {
        System.out.println("WebSocket Client received pong");
    } else if (frame instanceof CloseWebSocketFrame) {
        System.out.println("WebSocket Client received closing");
        ch.close();
    }
}

From source file:com.athena.dolly.websocket.server.test.WebSocketServerHandler.java

License:Apache License

private static 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);// w ww. j av a  2 s . c  o  m
        buf.release();
        setContentLength(res, res.content().readableBytes());
    }

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

From source file:com.athena.dolly.websocket.server.test.WebSocketSslServerHandler.java

License:Apache License

private static 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);/*from   w w  w  .  ja v  a 2s  .c  o  m*/
        buf.release();
        setContentLength(res, res.content().readableBytes());
    }

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

From source file:com.bala.learning.learning.netty.HttpServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpHeaders.is100ContinueExpected(request)) {
            send100Continue(ctx);//  ww w  .j a  va2s  .  c o m
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.getProtocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(HttpHeaders.getHost(request, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.getUri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Map.Entry<String, String> h : headers) {
                String key = h.getKey();
                String value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.getUri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (String name : trailer.trailingHeaders().names()) {
                    for (String value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

From source file:com.bala.learning.learning.netty.HttpServerHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpHeaders.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.getDecoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }/*from w w w  .j a v a 2 s. c  o  m*/

    // Encode the cookie.
    String cookieString = request.headers().get(COOKIE);
    if (cookieString != null) {
        Set<Cookie> cookies = CookieDecoder.decode(cookieString);
        if (!cookies.isEmpty()) {
            // Reset the cookies if necessary.
            for (Cookie cookie : cookies) {
                response.headers().add(SET_COOKIE, ServerCookieEncoder.encode(cookie));
            }
        }
    } else {
        // Browser sent no cookie.  Add some.
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key1", "value1"));
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key2", "value2"));
    }

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

From source file:com.baoxue.netty.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from   ww w . j  av  a 2  s.  c  om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     * 
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Start file server at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.barchart.http.server.PooledServerResponse.java

License:BSD License

void init(final ChannelHandlerContext context_, final HttpRequestChannelHandler channelHandler_,
        final RequestHandler handler_, final PooledServerRequest request_, final RequestLogger logger_) {

    // Reset default request values if this is a recycled handler
    if (finished) {
        headers().clear();/*  w  w w.  j a  va 2  s . c o m*/
        content().clear();
        setStatus(HttpResponseStatus.OK);
    }

    // Reference count increment so underlying ByteBuf is not collected
    // between requests
    retain();

    context = context_;
    channelHandler = channelHandler_;
    handler = handler_;
    request = request_;
    logger = logger_;

    charSet = CharsetUtil.UTF_8;

    finished = false;
    suspended = false;
    started = false;

    out = new ByteBufOutputStream(content());
    writer = new OutputStreamWriter(out, charSet);

    requestTime = System.currentTimeMillis();

}

From source file:com.barchart.netty.server.http.pipeline.PooledHttpServerResponse.java

License:BSD License

void init(final ChannelHandlerContext context_, final KeepaliveHelper keepaliveHelper_,
        final PooledHttpServerRequest request_) {

    // Prevent underlying ByteBuf from being collected between requests
    retain();/*from  w ww.  j a v  a 2  s  .co  m*/

    // Reset default request values if this is a recycled handler
    if (finished) {
        headers().clear();
        content().clear();
        setStatus(HttpResponseStatus.OK);
    }

    context = context_;
    request = request_;
    keepaliveHelper = keepaliveHelper_;

    charSet = CharsetUtil.UTF_8;
    chunkSize = 0;

    finished = false;
    started = false;

    out = new CloseableByteBufOutputStream(content());
    writer = new OutputStreamWriter(out, charSet);

}