Examples of org.apache.hedwig.client.netty.HChannel

org.apache.hedwig.client.netty.HChannel
A wrapper interface over netty {@link Channel} to submit hedwig's{@link PubSubData} requests.

    }


    @Override
    protected void onSubscriptionChannelDisconnected(InetSocketAddress host,
                                                     Channel channel) {
        HChannel hChannel = subscriptionChannels.getChannel(host);
        if (null == hChannel) {
            return;
        }
        Channel underlyingChannel = hChannel.getChannel();
        if (null == underlyingChannel ||
            !underlyingChannel.equals(channel)) {
            return;
        }
        logger.info("Subscription Channel {} disconnected from {}.",

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        }
    }


    @Override
    public SubscribeResponseHandler getSubscribeResponseHandler(TopicSubscriber topicSubscriber) {
        HChannel hChannel = getSubscriptionChannel(topicSubscriber);
        if (null == hChannel) {
            return null;
        }
        Channel channel = hChannel.getChannel();
        if (null == channel) {
            return null;
        }
        try {
            HChannelHandler channelHandler =

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    }


    protected Either<Boolean, HChannel> storeSubscriptionChannel(
        TopicSubscriber topicSubscriber, PubSubData txn, Channel channel) {
        InetSocketAddress host = NetUtils.getHostFromChannel(channel);
        HChannel newHChannel = new HChannelImpl(host, channel, this,
                                                getSubscriptionChannelPipelineFactory());
        boolean replaced = topicSubscriber2Channel.replaceChannel(
            topicSubscriber, txn.getOriginalChannelForResubscribe(), newHChannel);
        if (replaced) {
            return Either.of(replaced, newHChannel);

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        return null;
    }


    @Override
    protected HChannel getSubscriptionChannelByTopicSubscriber(TopicSubscriber subscriber) {
        HChannel channel = topicSubscriber2Channel.getChannel(subscriber);
        if (null != channel) {
            // there is no channel established for this subscription
            return channel;
        } else {
            InetSocketAddress host = topic2Host.get(subscriber.getTopic());

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        }
    }


    @Override
    public SubscribeResponseHandler getSubscribeResponseHandler(TopicSubscriber topicSubscriber) {
        HChannel hChannel = topicSubscriber2Channel.getChannel(topicSubscriber);
        if (null == hChannel) {
            return null;
        }
        Channel channel = hChannel.getChannel();
        if (null == channel) {
            return null;
        }
        try {
            HChannelHandler channelHandler =

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    @Override
    public void asyncCloseSubscription(final TopicSubscriber topicSubscriber,
                                       final Callback<ResponseBody> callback,
                                       final Object context) {
        HChannel hChannel = topicSubscriber2Channel.removeChannel(topicSubscriber);
        if (null == hChannel) {
            logger.warn("Trying to close a subscription when we don't have a subscribe channel cached for {}",
                        topicSubscriber);
            callback.operationFinished(context, (ResponseBody)null);
            return;
        }


        Channel channel = hChannel.getChannel();
        if (null == channel) {
            callback.operationFinished(context, (ResponseBody)null);
            return;
        }

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Related Classes of org.apache.hedwig.client.netty.HChannel

org.apache.hedwig.client.netty.impl.AbstractHChannelManager

org.apache.hedwig.client.netty.impl.multiplex.MultiplexHChannelManager

org.apache.hedwig.client.netty.impl.simple.SimpleHChannelManager

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