Examples with DefaultChannelGroup io.netty.channel.group.DefaultChannelGroup used on opensource projects

Example 31 with DefaultChannelGroup

use of io.netty.channel.group.DefaultChannelGroup in project netty by netty.

the class NioDatagramChannelTest method testBindMultiple.

/**
     * Test try to reproduce issue #1335
     */
@Test
public void testBindMultiple() throws Exception {
    DefaultChannelGroup channelGroup = new DefaultChannelGroup(GlobalEventExecutor.INSTANCE);
    NioEventLoopGroup group = new NioEventLoopGroup();
    try {
        for (int i = 0; i < 100; i++) {
            Bootstrap udpBootstrap = new Bootstrap();
            udpBootstrap.group(group).channel(NioDatagramChannel.class).option(ChannelOption.SO_BROADCAST, true).handler(new ChannelInboundHandlerAdapter() {

                @Override
                public void channelRead(ChannelHandlerContext ctx, Object msg) {
                    // Discard
                    ReferenceCountUtil.release(msg);
                }
            });
            DatagramChannel datagramChannel = (DatagramChannel) udpBootstrap.bind(new InetSocketAddress(0)).syncUninterruptibly().channel();
            channelGroup.add(datagramChannel);
        }
        Assert.assertEquals(100, channelGroup.size());
    } finally {
        channelGroup.close().sync();
        group.shutdownGracefully().sync();
    }
}

Example 32 with DefaultChannelGroup

use of io.netty.channel.group.DefaultChannelGroup in project camel by apache.

the class NettyProducer method doStart.

@Override
protected void doStart() throws Exception {
    super.doStart();
    if (configuration.getWorkerGroup() == null) {
        // create new pool which we should shutdown when stopping as its not shared
        workerGroup = new NettyWorkerPoolBuilder().withNativeTransport(configuration.isNativeTransport()).withWorkerCount(configuration.getWorkerCount()).withName("NettyClientTCPWorker").build();
    }
    if (configuration.isProducerPoolEnabled()) {
        // setup pool where we want an unbounded pool, which allows the pool to shrink on no demand
        GenericObjectPool.Config config = new GenericObjectPool.Config();
        config.maxActive = configuration.getProducerPoolMaxActive();
        config.minIdle = configuration.getProducerPoolMinIdle();
        config.maxIdle = configuration.getProducerPoolMaxIdle();
        // we should test on borrow to ensure the channel is still valid
        config.testOnBorrow = true;
        // only evict channels which are no longer valid
        config.testWhileIdle = true;
        // run eviction every 30th second
        config.timeBetweenEvictionRunsMillis = 30 * 1000L;
        config.minEvictableIdleTimeMillis = configuration.getProducerPoolMinEvictableIdle();
        config.whenExhaustedAction = GenericObjectPool.WHEN_EXHAUSTED_FAIL;
        pool = new GenericObjectPool<ChannelFuture>(new NettyProducerPoolableObjectFactory(), config);
        if (LOG.isDebugEnabled()) {
            LOG.debug("Created NettyProducer pool[maxActive={}, minIdle={}, maxIdle={}, minEvictableIdleTimeMillis={}] -> {}", new Object[] { config.maxActive, config.minIdle, config.maxIdle, config.minEvictableIdleTimeMillis, pool });
        }
    } else {
        pool = new SharedSingletonObjectPool<ChannelFuture>(new NettyProducerPoolableObjectFactory());
        if (LOG.isDebugEnabled()) {
            LOG.info("Created NettyProducer shared singleton pool -> {}", pool);
        }
    }
    // setup pipeline factory
    ClientInitializerFactory factory = configuration.getClientInitializerFactory();
    if (factory != null) {
        pipelineFactory = factory.createPipelineFactory(this);
    } else {
        pipelineFactory = new DefaultClientInitializerFactory(this);
    }
    // setup channel group
    if (configuration.getChannelGroup() == null) {
        allChannels = new DefaultChannelGroup("NettyProducer", ImmediateEventExecutor.INSTANCE);
    } else {
        allChannels = configuration.getChannelGroup();
    }
    if (!configuration.isLazyChannelCreation()) {
        // ensure the connection can be established when we start up
        ChannelFuture channelFuture = pool.borrowObject();
        channelFuture.get();
        pool.returnObject(channelFuture);
    }
}

Example 33 with DefaultChannelGroup

use of io.netty.channel.group.DefaultChannelGroup in project reactor-netty by reactor.

the class NettyOptionsTest method afterChannelInitAfterChannelGroup.

@Test
public void afterChannelInitAfterChannelGroup() {
    // this test only differs from afterChannelInitThenChannelGroup in the order of the options
    ChannelGroup group = new DefaultChannelGroup(null);
    List<Channel> initializedChannels = new ArrayList<>();
    NettyContext nettyContext = HttpServer.create(opt -> opt.channelGroup(group).afterChannelInit(initializedChannels::add)).start((req, resp) -> resp.sendNotFound()).getContext();
    HttpClientResponse resp = HttpClient.create(opt -> opt.connectAddress(() -> nettyContext.address())).get("/", req -> req.failOnClientError(false).send()).block();
    assertThat((Iterable<Channel>) group).hasSize(1).hasSameElementsAs(initializedChannels).doesNotContain(nettyContext.channel());
    resp.dispose();
    nettyContext.dispose();
}

Example 34 with DefaultChannelGroup

use of io.netty.channel.group.DefaultChannelGroup in project reactor-netty by reactor.

the class NettyOptionsTest method afterChannelInitThenChannelGroup.

@Test
public void afterChannelInitThenChannelGroup() {
    ChannelGroup group = new DefaultChannelGroup(null);
    List<Channel> initializedChannels = new ArrayList<>();
    NettyContext nettyContext = HttpServer.create(opt -> opt.afterChannelInit(initializedChannels::add).channelGroup(group)).start((req, resp) -> resp.sendNotFound()).getContext();
    HttpClientResponse resp = HttpClient.create(opt -> opt.connectAddress(() -> nettyContext.address())).get("/", req -> req.failOnClientError(false).send()).block();
    assertThat((Iterable<Channel>) group).hasSize(1).hasSameElementsAs(initializedChannels).doesNotContain(nettyContext.channel());
    resp.dispose();
    nettyContext.dispose();
}

Example 35 with DefaultChannelGroup

use of io.netty.channel.group.DefaultChannelGroup in project reactor-netty by reactor.

the class ITTracingHttpClientDecoratorTest method newClient.

@Override
@SuppressWarnings("deprecation")
protected HttpClient newClient(int port) {
    ReactorNettyHttpTracing reactorNettyHttpTracing = ReactorNettyHttpTracing.create(httpTracing, s -> null);
    group = new DefaultChannelGroup(executor);
    return reactorNettyHttpTracing.decorateHttpClient(HttpClient.create().host("127.0.0.1").port(port).wiretap(true).followRedirect(true).disableRetry(true).channelGroup(group));
}