Example usage for io.netty.channel AdaptiveRecvByteBufAllocator AdaptiveRecvByteBufAllocator

Introduction

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

Prototype

public AdaptiveRecvByteBufAllocator() 

Source Link

Document

Creates a new predictor with the default parameters.

Usage

From source file:com.heliosapm.streams.metrichub.HubManager.java

License:Apache License

private HubManager(final Properties properties) {
    Runtime.getRuntime().addShutdownHook(new Thread() {
        public void run() {
            try {
                close();/*from ww  w  .  ja v  a 2  s.c om*/
            } catch (Exception x) {
                /* No Op */}
        }
    });
    log.info(">>>>> Initializing HubManager...");
    metricMetaService = new MetricsMetaAPIImpl(properties);
    tsdbEndpoint = TSDBEndpoint.getEndpoint(metricMetaService.getSqlWorker());
    for (String url : tsdbEndpoint.getUpServers()) {
        final URL tsdbUrl = URLHelper.toURL(url);
        tsdbAddresses.add(new InetSocketAddress(tsdbUrl.getHost(), tsdbUrl.getPort()));
    }
    endpointCount = tsdbAddresses.size();
    endpointSequence = new AtomicInteger(endpointCount);
    group = new NioEventLoopGroup(Runtime.getRuntime().availableProcessors() * 2,
            metricMetaService.getForkJoinPool());
    bootstrap = new Bootstrap();
    bootstrap.handler(channelInitializer).group(group).channel(NioSocketChannel.class)
            .option(ChannelOption.RCVBUF_ALLOCATOR, new AdaptiveRecvByteBufAllocator())
            .option(ChannelOption.ALLOCATOR, BufferManager.getInstance());
    final ChannelPoolHandler poolHandler = this;
    poolMap = new AbstractChannelPoolMap<InetSocketAddress, SimpleChannelPool>() {
        @Override
        protected SimpleChannelPool newPool(final InetSocketAddress key) {
            final Bootstrap b = new Bootstrap().handler(channelInitializer).group(group).remoteAddress(key)
                    .channel(NioSocketChannel.class)
                    .option(ChannelOption.RCVBUF_ALLOCATOR, new AdaptiveRecvByteBufAllocator())
                    .option(ChannelOption.ALLOCATOR, BufferManager.getInstance());
            return new SimpleChannelPool(b, poolHandler);
        }
    };
    eventExecutor = new DefaultEventExecutor(metricMetaService.getForkJoinPool());
    channelGroup = new DefaultChannelGroup("MetricHubChannelGroup", eventExecutor);

    //      tsdbAddresses.parallelStream().forEach(addr -> {
    //         final Set<Channel> channels = Collections.synchronizedSet(new HashSet<Channel>(3));
    //         IntStream.of(1,2,3).parallel().forEach(i -> {
    //            final ChannelPool pool = poolMap.get(addr); 
    //            try {channels.add(pool.acquire().awaitUninterruptibly().get());
    //            } catch (Exception e) {}
    //            log.info("Acquired [{}] Channels", channels.size());
    //            channels.parallelStream().forEach(ch -> pool.release(ch));
    //         });
    //      });

    log.info("<<<<< HubManager Initialized.");
}

---