Example usage for io.netty.buffer Unpooled copiedBuffer

Introduction

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

Prototype

private static ByteBuf copiedBuffer(CharBuffer buffer, Charset charset) 

Source Link

Usage

From source file:com.myftpserver.handler.SendTextFileHandler.java

License:Apache License

@Override
public void startToSend(ChannelHandlerContext ctx) throws Exception {
    br = new BufferedReader(new InputStreamReader(new FileInputStream(fs.getDownloadFile()), "ISO-8859-1"));
    line = br.readLine();//from  w  w w .  j  a  va2 s  . c om
    ctx.writeAndFlush(Unpooled.copiedBuffer(line + "\r\n", CharsetUtil.ISO_8859_1));
}

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From source file:com.myftpserver.handler.SendTextFileHandler.java

License:Apache License

@Override
public void channelWritabilityChanged(ChannelHandlerContext ctx) throws Exception {
    if (isCompleted) {
        br.close();//w w w  .  j a va2s . com
        br = null;
        closeChannel(ctx);
    } else {
        if (br.ready()) {
            if (ctx.channel().isWritable()) {
                line = br.readLine();
                if (line == null)
                    isCompleted = true;
                else
                    ctx.writeAndFlush(Unpooled.copiedBuffer(line + "\r\n", CharsetUtil.ISO_8859_1));
            }
        } else
            isCompleted = true;
    }
}

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From source file:com.nettyhttpserver.server.util.HttpRequestHandler.java

public static void handle(ChannelHandlerContext ctx, HttpRequest req, DefaultChannelGroup channels) {
    allChannels = channels;//from w w  w .j  a v a 2  s.c  om
    FullHttpResponse response = null;
    boolean keepAlive = isKeepAlive(req);
    String requestUri = req.getUri().toLowerCase();

    /*
     * Write data about request to database
     */
    ServerRequestDTO requestServiceDTO = new ServerRequestDTO();
    requestServiceDTO.setIP(((InetSocketAddress) ctx.channel().remoteAddress()).getHostString());
    requestServiceDTO.setLastTimestamp(new Timestamp(System.currentTimeMillis()).toString());
    serverRequestService.setServerRequest(requestServiceDTO);

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

    /*
     * If request /hello
     */
    if (Requests.HELLO.toString().equalsIgnoreCase(requestUri)) {
        content = Unpooled
                .unreleasableBuffer(Unpooled.copiedBuffer("<h1>Hello World!</h1>", CharsetUtil.UTF_8));
        response = new DefaultFullHttpResponse(HTTP_1_1, OK, content.duplicate());
        /*
         * Create timer for /hello page.
         */
        timer.newTimeout(new ResponseTimerTask(ctx, response, keepAlive), 10, TimeUnit.SECONDS);

        writeToResponse(ctx, response, keepAlive);
        return;
    }

    /*
     * if request uri is /status
     */
    if (Requests.STATUS.toString().equalsIgnoreCase(requestUri)) {
        content = Unpooled.unreleasableBuffer(Unpooled.copiedBuffer(generateStatus(), CharsetUtil.UTF_8));
        response = new DefaultFullHttpResponse(HTTP_1_1, OK, content.duplicate());
        writeToResponse(ctx, response, keepAlive);
        return;
    }
    /*
     * If redirect
     */
    if (requestUri.matches(Requests.REDIRECT.toString())) {
        QueryStringDecoder qsd = new QueryStringDecoder(requestUri);
        List<String> redirectUrl = qsd.parameters().get("url");
        response = new DefaultFullHttpResponse(HTTP_1_1, FOUND);
        response.headers().set(LOCATION, redirectUrl);
        /*
         * Redirect database routine
         * Write url to database 
         */
        RedirectRequestDTO requestRedirectDTO = new RedirectRequestDTO();
        requestRedirectDTO.setUrl(redirectUrl.get(0));
        redirectRequestService.setRedirectRequest(requestRedirectDTO);
    } else {
        /*
         * If request URI is not handled by server.
         */
        response = new DefaultFullHttpResponse(HTTP_1_1, FORBIDDEN);
    }
    writeToResponse(ctx, response, keepAlive);

}

---

From source file:com.nitesh.netty.snoop.server.HttpSnoopServerHandler.java

License:Apache License

private boolean writeResponse(ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, OK,
            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 va 2s.c  o m

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

    return keepAlive;
}

---

From source file:com.otcdlink.chiron.downend.Http11ProxyHandler.java

License:Apache License

public Http11ProxyHandler(SocketAddress proxyAddress, String username, String password) {
    super(proxyAddress);
    if (username == null) {
        throw new NullPointerException("username");
    }/*from w  ww  .  j ava2  s  .c  o m*/
    if (password == null) {
        throw new NullPointerException("password");
    }
    this.username = username;
    this.password = password;

    ByteBuf authz = Unpooled.copiedBuffer(username + ':' + password, CharsetUtil.UTF_8);
    ByteBuf authzBase64 = Base64.encode(authz, false);

    authorization = new AsciiString("Basic " + authzBase64.toString(CharsetUtil.US_ASCII));

    authz.release();
    authzBase64.release();
}

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From source file:com.ottogroup.bi.spqr.websocket.server.SPQRWebSocketServerHandler.java

License:Apache License

/** 
 * Sends a {@link HttpResponse} according to prepared {@link FullHttpResponse} to the client. The 
 * code was copied from netty.io websocket server example. The origins may be found at:
 * {@linkplain https://github.com/netty/netty/blob/4.0/example/src/main/java/io/netty/example/http/websocketx/server/WebSocketServerHandler.java} 
 * @param ctx/*www . j  a v  a 2s.  c o m*/
 * @param req
 * @param res
 */
private 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);
        buf.release();
        HttpHeaders.setContentLength(res, res.content().readableBytes());
    }

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

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From source file:com.phei.netty.protocol.http.xml.codec.AbstractHttpXmlEncoder.java

License:Apache License

protected ByteBuf encode0(ChannelHandlerContext ctx, Object body) throws Exception {
    //jibx???XML//from   w  w w  . j a  va 2 s . co m
    factory = BindingDirectory.getFactory(body.getClass());
    writer = new StringWriter();
    IMarshallingContext mctx = factory.createMarshallingContext();
    mctx.setIndent(2);
    mctx.marshalDocument(body, CHARSET_NAME, null, writer);
    String xmlStr = writer.toString();
    writer.close();
    writer = null;
    ByteBuf encodeBuf = Unpooled.copiedBuffer(xmlStr, UTF_8);
    return encodeBuf;
}

---

From source file:com.phei.netty.protocol.http.xml.codec.HttpXmlRequestDecoder.java

License:Apache License

private static void sendError(ChannelHandlerContext ctx, HttpResponseStatus status) {
    //??/*from   w  ww.ja va  2 s .  c  o  m*/
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, status,
            Unpooled.copiedBuffer("Failure: " + status.toString() + "\r\n", CharsetUtil.UTF_8));
    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");
    ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
}

---

From source file:com.pokersu.server.WebSocketServerHandler.java

License:Apache License

private static void sendHttpResponse(ChannelHandlerContext ctx, HttpRequest 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);/* www  .  j a v  a 2s.  com*/
        buf.release();
        //            HttpUtil.setContentLength(res, res.content().readableBytes());
    }

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

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From source file:com.pokersu.server.WebSocketServerIndexPage.java

License:Apache License

public static ByteBuf getContent(String webSocketLocation) {
    return Unpooled.copiedBuffer("<html><head><title>Web Socket Test</title></head>" + NEWLINE + "<body>"
            + NEWLINE + "<script type=\"text/javascript\">" + NEWLINE + "var socket;" + NEWLINE
            + "if (!window.WebSocket) {" + NEWLINE + "  window.WebSocket = window.MozWebSocket;" + NEWLINE + '}'
            + NEWLINE + "if (window.WebSocket) {" + NEWLINE + "  socket = new WebSocket(\"" + webSocketLocation
            + "\");" + NEWLINE + "  socket.onmessage = function(event) {" + NEWLINE
            + "    var ta = document.getElementById('responseText');" + NEWLINE
            + "    ta.value = ta.value + '\\n' + event.data" + NEWLINE + "  };" + NEWLINE
            + "  socket.onopen = function(event) {" + NEWLINE
            + "    var ta = document.getElementById('responseText');" + NEWLINE
            + "    ta.value = \"Connection opened!\";" + NEWLINE + "  };" + NEWLINE
            + "  socket.onclose = function(event) {" + NEWLINE
            + "    var ta = document.getElementById('responseText');" + NEWLINE
            + "    ta.value = ta.value + \"Connection closed\"; " + NEWLINE + "  };" + NEWLINE + "} else {"
            + NEWLINE + "  alert(\"Your browser does not support socket.\");" + NEWLINE + '}' + NEWLINE
            + NEWLINE + "function send(message) {" + NEWLINE + "  if (!window.WebSocket) { return; }" + NEWLINE
            + "  if (socket.readyState == WebSocket.OPEN) {" + NEWLINE + "    socket.send(message);" + NEWLINE
            + "  } else {" + NEWLINE + "    alert(\"The connection is not open.\");" + NEWLINE + "  }" + NEWLINE
            + '}' + NEWLINE + "</script>" + NEWLINE + "<form onsubmit=\"return false;\">" + NEWLINE
            + "<input type=\"text\" name=\"message\" value=\"Hello, World!\"/>"
            + "<input type=\"button\" value=\"Send\"" + NEWLINE
            + "       onclick=\"send(this.form.message.value)\" />" + NEWLINE + "<h3>Output</h3>" + NEWLINE
            + "<textarea id=\"responseText\" style=\"width:500px;height:300px;\"></textarea>" + NEWLINE
            + "</form>" + NEWLINE + "</body>" + NEWLINE + "</html>" + NEWLINE, CharsetUtil.US_ASCII);
}

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