Example usage for io.netty.channel ChannelHandlerContext channel

List of usage examples for io.netty.channel ChannelHandlerContext channel

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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:c5db.discovery.InboundHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) throws Exception {
    SocketAddress remoteAddress = ctx.channel().remoteAddress();
    SocketAddress localAddress = ctx.channel().localAddress();

    System.out.println("Got message from " + remoteAddress + " to me at: " + localAddress);
    System.out.println("  It was SOOO big: " + msg.readableBytes());

}

From source file:ca.lambtoncollege.hauntedhouse.server.ServerHandler.java

License:Apache License

@Override
public void channelActive(final ChannelHandlerContext ctx) {

    try {// w w  w  .jav a  2 s . c o  m
        String str = String.format("%d,Welcome to %s Strategic Master service!",
                PropertyMgr.CONNECTION_ESTABLISHED, InetAddress.getLocalHost().getHostName());
        ctx.writeAndFlush(str + "\n");
        /*
        ctx.writeAndFlush(
        "Your session is protected by "
        + ctx.pipeline().get(SslHandler.class).engine().getSession().getCipherSuite()
        + " cipher suite.\n");
        */
        channels.add(ctx.channel());
        Channel clientB = getClient(ctx.channel());
        if (clientB == null) {
            //str=String.format("%d,,%s", PropertyMgr.WAITING_FOR_ANOTHER_PLAYER,InetAddress.getLocalHost().getHostName());
            System.out.println("Can't get ClientB , WAITING_FOR_ANOTHER_PLAYER!");
        } else {
            str = String.format("%d,%d,%s", PropertyMgr.JOIN_A_GAME, PropertyMgr.TEAMB,
                    InetAddress.getLocalHost().getHostName());
            clientB.writeAndFlush(str + "\n");
            System.out.println("get ClientB , JOIN_A_GAME!");
            str = String.format("%d,%d,%s", PropertyMgr.JOIN_A_GAME, PropertyMgr.TEAMA,
                    InetAddress.getLocalHost().getHostName());
            ctx.writeAndFlush(str + "\n");
        }
    } catch (UnknownHostException ex) {
        Logger.getLogger(ServerHandler.class.getName()).log(Level.SEVERE, null, ex);
    }
    /*
    // Once session is secured, send a greeting and register the channel to the global channel
    // list so the channel received the messages from others.
    ctx.pipeline().get(SslHandler.class).handshakeFuture().addListener(
    new GenericFutureListener<Future<Channel>>() {
    @Override
    public void operationComplete(Future<Channel> future) throws Exception {
    String str=String.format("%d,Welcome to %s Strategic Master service!", PropertyMgr.CONNECTION_ESTABLISHED,InetAddress.getLocalHost().getHostName());
    ctx.writeAndFlush(str+"\n");
            
    ctx.writeAndFlush(
    "Your session is protected by "
    + ctx.pipeline().get(SslHandler.class).engine().getSession().getCipherSuite()
    + " cipher suite.\n");
            
    channels.add(ctx.channel());
    Channel clientB = getClient(ctx.channel());
    if (clientB == null) {
    //str=String.format("%d,,%s", PropertyMgr.WAITING_FOR_ANOTHER_PLAYER,InetAddress.getLocalHost().getHostName());
    System.out.println("Can't get ClientB , WAITING_FOR_ANOTHER_PLAYER!");
    } else {  
    str=String.format("%d,%d,%s", PropertyMgr.JOIN_A_GAME,PropertyMgr.TEAMB,InetAddress.getLocalHost().getHostName());
    clientB.writeAndFlush(str+"\n");
    System.out.println("get ClientB , JOIN_A_GAME!");
    str=String.format("%d,%d,%s", PropertyMgr.JOIN_A_GAME,PropertyMgr.TEAMA,InetAddress.getLocalHost().getHostName());
    ctx.writeAndFlush(str+"\n");
    }
    }
    });
    */

}

From source file:ca.lambtoncollege.hauntedhouse.server.ServerHandler.java

License:Apache License

public void messageReceived(ChannelHandlerContext ctx, String msg) throws Exception {
    // Send the received message to all channels but the current one.
    //        for (Channel c: channels) {
    //            if (c != ctx.channel()) {
    //                c.writeAndFlush("[" + ctx.channel().remoteAddress() + "] " + msg + '\n');
    //            } else {
    //                c.writeAndFlush("[you] " + msg + '\n');
    //            }
    //        }//from  w  w  w.  j ava2  s  .c  o m
    String str = "";
    Channel clientA = ctx.channel();
    Channel clientB = getClient(clientA);
    String[] array = PropertyMgr.split(msg);
    if (clientB == null) {
        if (array[0].equals(Integer.toString(PropertyMgr.BYE))) {
            GlobalMap.resetWaiting();
            ctx.close();
        }
    } else {
        if (array[0].equals(Integer.toString(PropertyMgr.DURING_THE_GAME))) {
            str = String.format("%d,%s,%s,%s,%s", PropertyMgr.DURING_THE_GAME, array[1], array[2], array[3],
                    clientA.remoteAddress());
            clientB.writeAndFlush(str + "\n");
        } else if (array[0].equals(Integer.toString(PropertyMgr.BYE))) {
            str = String.format("%d,,%s", PropertyMgr.ANOTHER_PLAYER_LOST_THE_CONNECTION,
                    clientA.remoteAddress());
            map.remove(Integer.toString(clientA.hashCode()));
            map.remove(Integer.toString(clientB.hashCode()));
            clientB.writeAndFlush(str + "\n");
            ctx.close();
        }
    }

}

From source file:ca.lambtoncollege.netty.chat.SecureChatServerHandler.java

License:Apache License

@Override
public void channelActive(final ChannelHandlerContext ctx) {
    // Once session is secured, send a greeting and register the channel to the global channel
    // list so the channel received the messages from others.
    ctx.pipeline().get(SslHandler.class).handshakeFuture()
            .addListener(new GenericFutureListener<Future<Channel>>() {
                @Override/*from   w  ww . j a va  2 s  . c  o m*/
                public void operationComplete(Future<Channel> future) throws Exception {
                    ctx.writeAndFlush("Welcome to " + InetAddress.getLocalHost().getHostName()
                            + " secure chat service!\n");
                    ctx.writeAndFlush("Your session is protected by "
                            + ctx.pipeline().get(SslHandler.class).engine().getSession().getCipherSuite()
                            + " cipher suite.\n");
                    channels.add(ctx.channel());
                }
            });
}

From source file:ca.lambtoncollege.netty.chat.SecureChatServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, String msg) throws Exception {
    //        System.out.println("Server channelRead0==========="+msg+ctx.channel().toString()+" HASHCODE:"+ctx.channel().hashCode());
    //        String clientA = Integer.toString(ctx.channel().hashCode());
    Channel clientB = getClient(ctx.channel());
    if (clientB != null) {
        messageReceived(ctx, msg, clientB);
    } else {//from  www.  j  ava2  s .c o m
        channelActive(ctx);
    }
    //A:7889046619952953509
}

From source file:ca.lambtoncollege.netty.webSocket.ClientHandlerWebSocket.java

@Override
public void channelActive(ChannelHandlerContext ctx) {
    handshaker.handshake(ctx.channel());
}

From source file:ca.lambtoncollege.netty.webSocket.ClientHandlerWebSocket.java

@Override
public void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
    Channel ch = ctx.channel();
    if (!handshaker.isHandshakeComplete()) {
        handshaker.finishHandshake(ch, (FullHttpResponse) msg);
        System.out.println("WebSocket Client connected!");
        handshakeFuture.setSuccess();//from  w ww . j av  a2 s  . co  m
        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;
        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:ca.lambtoncollege.netty.webSocket.ServerHandlerWebSocket.java

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;//  w w  w .j  a  v a 2s  . c om
    }

    // 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 = ServerIndexPageWebSocket.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:ca.lambtoncollege.netty.webSocket.ServerHandlerWebSocket.java

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 . c  o  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()));
    }

    // Send the uppercase string back.
    String request = ((TextWebSocketFrame) frame).text();
    System.err.printf("%s received %s%n", ctx.channel(), request);
    ctx.channel().write(new TextWebSocketFrame(request.toUpperCase()));
}

From source file:ca.lambtoncollege.netty.webSocket.ServerHandlerWebSocket.java

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 ww w  .  java 2 s .c  o  m
        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);
    }
}