Example usage for io.netty.channel ChannelHandlerContext channel

Introduction

In this page you can find the example usage for io.netty.channel ChannelHandlerContext channel.

Prototype

Channel channel();

Source Link

Document

Return the Channel which is bound to the ChannelHandlerContext .

Usage

From source file:cn.link.lis.LIPServerHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    super.channelActive(ctx);
    recipients.add(ctx.channel());
    Message msg = mHandler.obtainMessage(MainActivity.SERVER_CLIENT_CONNECTED,
            ctx.channel().remoteAddress().toString());
    mHandler.sendMessage(msg);//from  w  w w.j  ava  2s .  com

}

From source file:cn.link.lis.LIPServerHandler.java

License:Apache License

@Override
public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
    super.channelUnregistered(ctx);
    try {//from  w  w w . j  a v  a  2s. com
        recipients.remove(ctx.channel());
        System.out.println("channel?" + recipients.size());
    } catch (Exception ex) {
        System.out.println("channel" + ex.getMessage());
    }
}

From source file:cn.link.lis.LIPServerHandler.java

License:Apache License

@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
    super.channelInactive(ctx);
    try {//from w w  w  .j  a  v  a 2s .c  om
        recipients.remove(ctx.channel());
        System.out.println("channel?" + recipients.size());
    } catch (Exception ex) {
        System.out.println("channel" + ex.getMessage());
    }
}

From source file:cn.npt.net.handler.BaseWebSocketClientHandler.java

License:Apache License

@Override
public void channelInactive(ChannelHandlerContext ctx) {
    log.info("WebSocket Client disconnected to " + ctx.channel());
}

From source file:cn.npt.net.handler.BaseWebSocketClientHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    Channel ch = ctx.channel();
    if (!handshaker.isHandshakeComplete()) {
        handshaker.finishHandshake(ch, (FullHttpResponse) msg);
        log.info("WebSocket Client connected to " + ctx.channel());
        handshakeFuture.setSuccess();//w ww  . ja v  a  2s  .  c  om
        return;
    }

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

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

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

License:Apache License

@Override
public void channelInactive(ChannelHandlerContext ctx) {
    this.timer.cancel();
    this.timer = null;
    log.info(ctx.channel() + " websocket disconnected!");
    ctx.close();/*  ww w .  jav a 2 s . c  om*/
}

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

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) {
    this.timer = new Timer();
    log.info(ctx.channel() + " websocket connected!");
}

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

License:Apache License

private void handleHttpRequest(ChannelHandlerContext ctx, FullHttpRequest req) {
    // Handle a bad request.
    if (!req.getDecoderResult().isSuccess()) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, BAD_REQUEST));
        return;//from  w  w  w  . j a  v  a2s  . c  o m
    }

    // Allow only GET methods.
    if (req.getMethod() != GET) {
        sendHttpResponse(ctx, req, new DefaultFullHttpResponse(HTTP_1_1, FORBIDDEN));
        return;
    }

    // Send the demo page and favicon.ico
    if ("/".equals(req.getUri())) {
        ByteBuf content = WebSocketServerIndexPage.getContent(getWebSocketLocation(req));
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, OK, content);

        res.headers().set(CONTENT_TYPE, "text/html; charset=UTF-8");
        HttpHeaders.setContentLength(res, content.readableBytes());

        sendHttpResponse(ctx, req, res);
        return;
    }
    if ("/favicon.ico".equals(req.getUri())) {
        FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, NOT_FOUND);
        sendHttpResponse(ctx, req, res);
        return;
    }

    // Handshake
    WebSocketServerHandshakerFactory wsFactory = new WebSocketServerHandshakerFactory(getWebSocketLocation(req),
            null, true);
    handshaker = wsFactory.newHandshaker(req);
    if (handshaker == null) {
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
    } else {
        handshaker.handshake(ctx.channel(), req);
    }
}

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

License:Apache License

private void handleWebSocketFrame(ChannelHandlerContext ctx, WebSocketFrame frame) {

    // Check for closing frame
    if (frame instanceof CloseWebSocketFrame) {
        handshaker.close(ctx.channel(), (CloseWebSocketFrame) frame.retain());
        return;//from  ww w .ja  v  a 2 s.co  m
    }
    if (frame instanceof PingWebSocketFrame) {
        ctx.channel().write(new PongWebSocketFrame(frame.content().retain()));
        return;
    }
    if (!(frame instanceof TextWebSocketFrame)) {
        throw new UnsupportedOperationException(
                String.format("%s frame types not supported", frame.getClass().getName()));
    }

    //??{cmd:getSensorValue,depth:0,timeInterval:1000,sensorIds:[...]},?????
    String request = ((TextWebSocketFrame) frame).text();
    JSONObject reqObj = JSON.parseObject(request);
    if (reqObj.containsKey("cmd")) {
        String cmd = reqObj.getString("cmd");
        switch (cmd) {
        case "getStartTime":
            getStartTime(ctx);
            break;
        case "getSensorCount":
            getSensorCount(ctx);
            break;
        case "getSensorValue"://?
            getSensorValue(reqObj, ctx);
            break;
        case "updateSensorValue"://?
            updateSensorValue(reqObj, ctx);
            break;
        case "getCachePoolDepth":
            getCachePoolDepth(reqObj, ctx);
            break;
        case "getSensorHandlers":
            getSensorHandlers(reqObj, ctx);
            break;
        default:
            ctx.writeAndFlush(new TextWebSocketFrame(""));
            break;
        }
    } else {
        log.warn("unknown command");
        ctx.writeAndFlush(new TextWebSocketFrame("?"));
    }

    //ctx.executor().scheduleAtFixedRate(paramRunnable, paramLong1, paramLong2, paramTimeUnit)

}

From source file:cn.savor.small.netty.MiniProNettyClientHandler.java

License:Open Source License

@Override
    public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
        super.userEventTriggered(ctx, evt);
        String channelId = ctx.channel().id().toString();
        if (evt instanceof IdleStateEvent) {

            IdleStateEvent event = (IdleStateEvent) evt;

            if (event.state().equals(IdleState.READER_IDLE)) {
                //?
                LogUtils.i("READER_IDLE");
                LogFileUtil.write("MiniNettyClientHandler READER_IDLE");

            } else if (event.state().equals(IdleState.WRITER_IDLE)) {

                LogUtils.i("WRITER_IDLE");
                LogFileUtil.write("MiniNettyClientHandler WRITER_IDLE");
                try {
                    // ???
                    MessageBean message = new MessageBean();
                    message.setCmd(MessageBean.Action.HEART_CLENT_TO_SERVER);
                    String number = channelId + System.currentTimeMillis();
                    message.setSerialnumber(number);
                    message.setIp(AppUtils.getLocalIPAddress());
                    message.setMac(session.getEthernetMac());
                    InnerBean bean = new InnerBean();
                    bean.setHotelId(session.getBoiteId());
                    bean.setRoomId(session.getRoomId());
                    bean.setSsid(AppUtils.getShowingSSID(mContext));
                    bean.setBoxId(session.getBoxId());
                    ArrayList<String> contList = new ArrayList<>();
                    contList.add("I am a mini Heart Pakage...");
                    contList.add(new Gson().toJson(bean));
                    message.setContent(contList);
                    ChannelFuture future = ctx.writeAndFlush(message);
                    if (!future.isSuccess()) {
                        close(ctx);//w  w  w .  ja  v  a  2 s.  com
                    }
                    LogUtils.v("miniProgram--WRITER_IDLE====" + channelId + "====>>>>...??:"
                            + message.getSerialnumber());
                    LogUtils.v("miniProgram--future.isSuccess()====" + future.isSuccess());
                } catch (Exception e) {
                    e.printStackTrace();
                }
            } else if (event.state().equals(IdleState.ALL_IDLE)) {
                //
                //?REQ==========
                LogUtils.i("ALL_IDLE");
                close(ctx);
            }

        }
    }