Example usage for io.netty.channel ChannelHandlerContext name

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

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Introduction

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

Prototype

String name();

Source Link

Document

The unique name of the ChannelHandlerContext .The name was used when then ChannelHandler was added to the ChannelPipeline .

Usage

From source file:sailfish.remoting.handler.NegotiateChannelHandler.java

License:Apache License

private void negotiateIdle(ChannelHandlerContext ctx, byte idleTimeout, byte maxIdleTimeout) {
    byte serverSideIdleTimeout = ctx.channel().attr(OneTime.idleTimeout).get();
    byte serverSideMaxIdleTimeout = ctx.channel().attr(ChannelAttrKeys.maxIdleTimeout).get();
    if (idleTimeout != serverSideIdleTimeout) {
        ChannelHandlerContext idleHandlerContext = ctx.pipeline().context(IdleStateHandler.class);
        ctx.pipeline().replace(IdleStateHandler.class, idleHandlerContext.name(),
                new IdleStateHandler(idleTimeout, 0, 0));
    }//from ww w .j a  va 2s  .c  o m
    if (maxIdleTimeout != serverSideMaxIdleTimeout) {
        ctx.channel().attr(ChannelAttrKeys.maxIdleTimeout).set(maxIdleTimeout);
    }
}

From source file:sg.atom.managex.api.net.telnet.TelnetServerHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    users.put(ctx.name(), new TelnetUser(ctx.name(), new DateTime()));
    // Send greeting for a new connection.
    ctx.write("Welcome to " + InetAddress.getLocalHost().getHostName() + "!\r\n");

    ctx.write("It is " + new Date() + " now.\r\n");
    ctx.write("There are " + users.values().size() + " here!\r\n");
    for (TelnetUser user : users.values()) {
        ctx.write(user.name + " .\r\n");
    }// w w w.  j av  a2s.co m
    ctx.flush();
}

From source file:sg.atom.managex.api.net.telnet.TelnetServerHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, String request) throws Exception {

    // Generate and write a response.
    String response;/*from   www . jav  a 2  s.c  o m*/
    boolean close = false;
    if (request.isEmpty()) {
        response = "Please type something.\r\n";
    } else if ("bye".equals(request.toLowerCase())) {
        response = "Have a good day!\r\n";
        close = true;
    } else {
        TelnetUser thisUser = users.get(ctx.name());
        DateTime thisTime = new DateTime();
        addMessage(request, thisUser, thisTime);
        //response = "Did you say '" + request + "'?\r\n";
        response = getMessages(thisUser.lastActive, thisTime);
        thisUser.lastActive = thisTime;
    }

    // We do not need to write a ChannelBuffer here.
    // We know the encoder inserted at TelnetPipelineFactory will do the conversion.
    ChannelFuture future = ctx.write(response);

    // Close the connection after sending 'Have a good day!'
    // if the client has sent 'bye'.
    if (close) {
        future.addListener(ChannelFutureListener.CLOSE);
    }
}

From source file:ws.wamp.jawampa.transport.netty.WampClientWebsocketHandler.java

License:Apache License

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
    if (evt == WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE) {
        // Handshake is completed
        String actualProtocol = handshaker.actualSubprotocol();
        serialization = WampSerialization.fromString(actualProtocol);
        if (serialization == WampSerialization.Invalid) {
            throw new WampError("Invalid Websocket Protocol");
        }/*from w  w w .  ja v  a  2s .c o  m*/

        // Install the serializer and deserializer
        ctx.pipeline().addAfter(ctx.name(), "wamp-deserializer", new WampDeserializationHandler(serialization));
        ctx.pipeline().addAfter(ctx.name(), "wamp-serializer", new WampSerializationHandler(serialization));

        // Fire the connection established event
        ctx.fireUserEventTriggered(new ConnectionEstablishedEvent(serialization));

    } else {
        ctx.fireUserEventTriggered(evt);
    }
}

From source file:ws.wamp.jawampa.transport.WampClientWebsocketHandler.java

License:Apache License

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
    if (evt == WebSocketClientProtocolHandler.ClientHandshakeStateEvent.HANDSHAKE_COMPLETE) {
        // Handshake is completed
        String actualProtocol = handshaker.actualSubprotocol();
        if (actualProtocol.equals("wamp.2.json")) {
            serialization = Serialization.Json;
        }//from  w  w w  .ja v a2s.c om
        //            else if (actualProtocol.equals("wamp.2.msgpack")) {
        //                serialization = Serialization.MessagePack;
        //            }
        else { // We don't want that protocol
            throw new WampError("Invalid Websocket Protocol");
        }

        // Install the serializer and deserializer
        ctx.pipeline().addAfter(ctx.name(), "wamp-deserializer",
                new WampDeserializationHandler(serialization, objectMapper));
        ctx.pipeline().addAfter(ctx.name(), "wamp-serializer",
                new WampSerializationHandler(serialization, objectMapper));

        // Fire the connection established event
        ctx.fireUserEventTriggered(WampChannelEvents.WEBSOCKET_CONN_ESTABLISHED);

    } else {
        ctx.fireUserEventTriggered(evt);
    }
}