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:com.couchbase.client.core.endpoint.config.ConfigHandler.java

License:Apache License

/**
 * Decodes a {@link BucketStreamingResponse}.
 *
 * @param ctx the handler context.//  w  w  w. j  ava 2  s  .  com
 * @param header the received header.
 * @return a initialized {@link CouchbaseResponse}.
 */
private CouchbaseResponse handleBucketStreamingResponse(final ChannelHandlerContext ctx,
        final HttpResponse header) {
    SocketAddress addr = ctx.channel().remoteAddress();
    String host = addr instanceof InetSocketAddress ? ((InetSocketAddress) addr).getHostName()
            : addr.toString();
    ResponseStatus status = ResponseStatusConverter.fromHttp(header.getStatus().code());

    Observable<String> scheduledObservable = null;
    if (status.isSuccess()) {
        streamingConfigObservable = BehaviorSubject.create();
        scheduledObservable = streamingConfigObservable.onBackpressureBuffer().observeOn(env().scheduler());
    }
    return new BucketStreamingResponse(scheduledObservable, host, status, currentRequest());
}

From source file:com.couchbase.client.core.endpoint.kv.KeyValueAuthHandler.java

License:Apache License

/**
 * Handles an incoming SASL list mechanisms response and dispatches the next SASL AUTH step.
 *
 * @param ctx the handler context.//w  w w. j  a  v a  2  s  .  c o m
 * @param msg the incoming message to investigate.
 * @throws Exception if something goes wrong during negotiation.
 */
private void handleListMechsResponse(ChannelHandlerContext ctx, FullBinaryMemcacheResponse msg)
        throws Exception {
    String remote = ctx.channel().remoteAddress().toString();
    String[] supportedMechanisms = msg.content().toString(CharsetUtil.UTF_8).split(" ");
    if (supportedMechanisms.length == 0) {
        throw new AuthenticationException("Received empty SASL mechanisms list from server: " + remote);
    }

    saslClient = Sasl.createSaslClient(supportedMechanisms, null, "couchbase", remote, null, this);
    selectedMechanism = saslClient.getMechanismName();
    int mechanismLength = selectedMechanism.length();
    byte[] bytePayload = saslClient.hasInitialResponse() ? saslClient.evaluateChallenge(new byte[] {}) : null;
    ByteBuf payload = bytePayload != null ? ctx.alloc().buffer().writeBytes(bytePayload)
            : Unpooled.EMPTY_BUFFER;

    FullBinaryMemcacheRequest initialRequest = new DefaultFullBinaryMemcacheRequest(
            selectedMechanism.getBytes(CharsetUtil.UTF_8), Unpooled.EMPTY_BUFFER, payload);
    initialRequest.setOpcode(SASL_AUTH_OPCODE).setKeyLength((short) mechanismLength)
            .setTotalBodyLength(mechanismLength + payload.readableBytes());

    ChannelFuture future = ctx.writeAndFlush(initialRequest);
    future.addListener(new GenericFutureListener<Future<Void>>() {
        @Override
        public void operationComplete(Future<Void> future) throws Exception {
            if (!future.isSuccess()) {
                LOGGER.warn("Error during SASL Auth negotiation phase.", future);
            }
        }
    });
}

From source file:com.couchbase.client.core.io.endpoint.GenericEndpointHandler.java

License:Open Source License

@Override
public void handlerAdded(final ChannelHandlerContext ctx) throws Exception {
    super.handlerAdded(ctx);

    ctx.channel().eventLoop().scheduleAtFixedRate(new Runnable() {
        @Override/*from w  ww. jav a2  s.  c o m*/
        public void run() {
            ctx.flush();
        }
    }, 0, 75, TimeUnit.MICROSECONDS);
}

From source file:com.crystal.chat.SecureChatServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, String msg) throws Exception {
    // Send the received message to all channels but the current one.
    System.out.println(">>>>>TCP>>>");
    processCommand(ctx.channel(), msg);
}

From source file:com.crystal.chat.SecureChatServerInitializer.java

License:Apache License

@Override
public void handlerAdded(ChannelHandlerContext ctx) throws Exception {
    super.handlerAdded(ctx);
    ctx.channel().config().setOption(ChannelType.op, ChannelType.TYPE_TCP);
    SocketChannelBuffer.tcpchannels.add(ctx.channel());
}

From source file:com.demo.netty.echo.EchoServerHandler.java

License:Apache License

@Override
public void channelRegistered(ChannelHandlerContext ctx) throws Exception {
    // Invoked when a Channel is registered to its EventLoop and able to handle IO
    super.channelRegistered(ctx);
    System.err.println("channel registered:" + ctx.channel().toString());
}

From source file:com.demo.netty.echo.EchoServerHandler.java

License:Apache License

@Override
public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
    super.channelUnregistered(ctx);
    System.err.println("channel unregistered:" + ctx.channel().toString());
}

From source file:com.demo.netty.echo.EchoServerHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    super.channelActive(ctx);
    // Invoked when a Channel is active, the Channel is connected/bound and ready
    System.err.println("channel active:" + ctx.channel().toString());
}

From source file:com.demo.netty.echo.EchoServerHandler.java

License:Apache License

@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
    // Invoked when a Channel leaves active state is no longer connected to its remote peer
    super.channelInactive(ctx);
    System.err.println("channel inactive:" + ctx.channel().toString());
}

From source file:com.dempe.chat.connector.NettyUtils.java

License:Open Source License

public static Object getAttribute(ChannelHandlerContext ctx, AttributeKey<Object> key) {
    Attribute<Object> attr = ctx.channel().attr(key);
    return attr.get();
}