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.ebay.jetstream.messaging.transport.netty.eventconsumer.EventProducerSessionHandler.java

License:MIT License

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    printInfo("Rcvr Session created to host - "
            + ((InetSocketAddress) ctx.channel().remoteAddress()).getHostName());
    printInfo("Rcvr Session config -" + ctx.channel().config().getOptions());

    m_eventConsumer.registerChannel(ctx.channel());
    super.channelActive(ctx);
}

From source file:com.ebay.jetstream.messaging.transport.netty.eventconsumer.EventProducerSessionHandler.java

License:MIT License

/**
 * Calls {@link ChannelHandlerContext#fireChannelInactive()} to forward
 * to the next {@link ChannelInboundHandler} in the {@link ChannelPipeline}.
 *
 * Sub-classes may override this method to change behavior.
 *//*from  w  ww.j a  v  a 2s. c  om*/
@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
    printInfo("EventProducerSessionHandler -> session closed to host - "
            + ((InetSocketAddress) ctx.channel().remoteAddress()).getHostName());

    m_eventConsumer.unregisterChannel(ctx.channel());

    super.channelInactive(ctx);

}

From source file:com.ebay.jetstream.messaging.transport.netty.eventconsumer.EventProducerSessionHandler.java

License:MIT License

@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {

    LOGGER.error(cause.getLocalizedMessage(), cause);

    m_eventConsumer.unregisterChannel(ctx.channel());

    if (ctx.channel().isActive())
        ctx.channel().close();/*from www.  j av a  2 s.c  o m*/

}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventConsumerSessionHandler.java

License:MIT License

/**
* Calls {@link ChannelHandlerContext#disconnect(ChannelPromise)} to forward
* to the next {@link ChannelOutboundHandler} in the {@link ChannelPipeline}.
*
* Sub-classes may override this method to change behavior.
*///from  w  w  w  .j av  a 2 s  .  c  om
@Override
public void disconnect(ChannelHandlerContext ctx, ChannelPromise promise) throws Exception {
    LOGGER.error("Session closed to host - " + ctx.channel().remoteAddress());

    m_ep.removeSession(ctx);

    super.disconnect(ctx, promise);
}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventConsumerSessionHandler.java

License:MIT License

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    printInfo("Send Session created to host - "
            + ((InetSocketAddress) ctx.channel().remoteAddress()).getHostName());
    printInfo("Send Session config -" + ctx.channel().config().getOptions());
    super.channelActive(ctx);
}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventConsumerSessionHandler.java

License:MIT License

@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
    String message = "Channel Inactive ";
    message += " - ";
    message += ((InetSocketAddress) ctx.channel().remoteAddress()).getAddress().getHostAddress();

    if (ctx.channel().isActive())
        ctx.channel().close();/*from w w  w  .  ja  va2  s  . c  o m*/

    LOGGER.warn(message);

    m_ep.removeSession(ctx);

    ctx.fireChannelInactive();
}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventConsumerSessionHandler.java

License:MIT License

@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {

    LOGGER.error(cause.getLocalizedMessage(), cause);

    m_ep.removeSession(ctx);/* ww  w.  j  a  v  a 2s .co m*/

    if (ctx.channel().isActive())
        ctx.channel().close();

}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventProducer.java

License:MIT License

/**
 * @param ctx//from   w w w .  j a v  a2 s . co m
 */

public void removeSession(ChannelHandlerContext ctx) {

    String host;
    int port;

    if (ctx == null)
        return;

    try {

        /* Remove for netty 4.0 as host port does not come back when channel gets disconnected - in fact no notification arrives that I know of. I am 
         * tapping in to the future to tell me is channel is disconnected. For this host and port need to stored in channel context.
         */

        host = ((InetSocketAddress) ctx.channel().remoteAddress()).getAddress().getHostAddress();
        port = ((InetSocketAddress) ctx.channel().remoteAddress()).getPort();

    } catch (Throwable t) {
        return;
    }

    if (host == null)
        return;

    printInfo("removeSession to host : " + host);

    String hostAndPort = host + "-" + Integer.toString(port);// this is so
    // that we
    // can
    // lookup in
    // the
    // register
    // using
    // "host-port"
    // - SRM Sep
    // 1,2012

    EventConsumerInfo info = m_eventConsumerRegistry.get(hostAndPort);

    if (info == null) {
        return;
    }

    // Lets close all open connections to this consumer

    Map<Channel, ConsumerChannelContext> channelMap = info.getConsumerChannelContexts();

    Set<Channel> openchannels = channelMap.keySet();

    for (Channel channel : openchannels) {
        channel.close();
        info.markChannelAsDisconnected(channel);
    }

    m_deadConsumerQueue.offer(info);

}

From source file:com.ebay.jetstream.messaging.transport.netty.eventproducer.EventProducer.java

License:MIT License

public EventConsumerInfo findEventConsumer(ChannelHandlerContext ctx) {

    String host;/*from  ww  w  .  j  a  v a2  s  .c  o m*/
    int port;

    if (ctx == null)
        return null;

    try {

        /* Remove for netty 4.0 as host port does not come back when channel gets disconnected - in fact no notification arrives that I know of. I am 
         * tapping in to the future to tell me is channel is disconnected. For this host and port need to stored in channel context.
         */

        host = ((InetSocketAddress) ctx.channel().remoteAddress()).getAddress().getHostAddress();
        port = ((InetSocketAddress) ctx.channel().remoteAddress()).getPort();

    } catch (Throwable t) {
        return null;
    }

    if (host == null)
        return null;

    printInfo("removeSession to host : " + host);

    String hostAndPort = host + "-" + Integer.toString(port);// this is so
    // that we
    // can
    // lookup in
    // the
    // register
    // using
    // "host-port"
    // - SRM Sep
    // 1,2012

    EventConsumerInfo info = m_eventConsumerRegistry.get(hostAndPort);

    return info;

}

From source file:com.ebay.jetstream.messaging.transport.netty.serializer.KryoObjectEncoder.java

License:MIT License

@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {

    Attribute<Boolean> attr = ctx.channel().attr(EventProducer.m_kskey);

    Boolean enableKryo = attr.get();

    if ((enableKryo != null) && (enableKryo == true))
        super.write(ctx, msg, promise);
    else/*from   w w w.  j  a  v a  2  s . c o  m*/
        ctx.write(msg, promise);

}