Examples with LocalChannel io.netty.channel.local.LocalChannel used on opensource projects

Example 31 with LocalChannel

use of io.netty.channel.local.LocalChannel in project netty by netty.

the class DefaultChannelPipelineTest method testFireChannelRegistered.

@Test
public void testFireChannelRegistered() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    pipeline.addLast(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            ch.pipeline().addLast(new ChannelInboundHandlerAdapter() {

                @Override
                public void channelRegistered(ChannelHandlerContext ctx) throws Exception {
                    latch.countDown();
                }
            });
        }
    });
    group.register(pipeline.channel());
    assertTrue(latch.await(2, TimeUnit.SECONDS));
}

Example 32 with LocalChannel

use of io.netty.channel.local.LocalChannel in project netty by netty.

the class DefaultChannelPipelineTest method testHandlerRemovedExceptionFromChildHandlerIsPropegated.

@Test(timeout = 3000)
public void testHandlerRemovedExceptionFromChildHandlerIsPropegated() {
    final EventExecutorGroup group1 = new DefaultEventExecutorGroup(1);
    try {
        final Promise<Void> promise = group1.next().newPromise();
        String handlerName = "foo";
        final Exception exception = new RuntimeException();
        ChannelPipeline pipeline = new LocalChannel().pipeline();
        pipeline.addLast(handlerName, new ChannelHandlerAdapter() {

            @Override
            public void handlerRemoved(ChannelHandlerContext ctx) throws Exception {
                throw exception;
            }
        });
        pipeline.addLast(group1, new CheckExceptionHandler(exception, promise));
        group.register(pipeline.channel()).syncUninterruptibly();
        pipeline.remove(handlerName);
        promise.syncUninterruptibly();
    } finally {
        group1.shutdownGracefully();
    }
}

Example 33 with LocalChannel

use of io.netty.channel.local.LocalChannel in project netty by netty.

the class DefaultChannelPipelineTest method testUnexpectedVoidChannelPromise.

@Test(expected = IllegalArgumentException.class)
public void testUnexpectedVoidChannelPromise() throws Exception {
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    group.register(pipeline.channel()).sync();
    try {
        ChannelPromise promise = new VoidChannelPromise(pipeline.channel(), false);
        pipeline.close(promise);
    } finally {
        pipeline.close();
    }
}

Example 34 with LocalChannel

use of io.netty.channel.local.LocalChannel in project netty by netty.

the class SimpleChannelPoolTest method testAcquire.

@Test
public void testAcquire() throws Exception {
    EventLoopGroup group = new LocalEventLoopGroup();
    LocalAddress addr = new LocalAddress(LOCAL_ADDR_ID);
    Bootstrap cb = new Bootstrap();
    cb.remoteAddress(addr);
    cb.group(group).channel(LocalChannel.class);
    ServerBootstrap sb = new ServerBootstrap();
    sb.group(group).channel(LocalServerChannel.class).childHandler(new ChannelInitializer<LocalChannel>() {

        @Override
        public void initChannel(LocalChannel ch) throws Exception {
            ch.pipeline().addLast(new ChannelInboundHandlerAdapter());
        }
    });
    // Start server
    Channel sc = sb.bind(addr).sync().channel();
    CountingChannelPoolHandler handler = new CountingChannelPoolHandler();
    ChannelPool pool = new SimpleChannelPool(cb, handler);
    Channel channel = pool.acquire().sync().getNow();
    pool.release(channel).syncUninterruptibly();
    Channel channel2 = pool.acquire().sync().getNow();
    assertSame(channel, channel2);
    assertEquals(1, handler.channelCount());
    pool.release(channel2).syncUninterruptibly();
    // Should fail on multiple release calls.
    try {
        pool.release(channel2).syncUninterruptibly();
        fail();
    } catch (IllegalArgumentException e) {
        // expected
        assertFalse(channel.isActive());
    }
    assertEquals(1, handler.acquiredCount());
    assertEquals(2, handler.releasedCount());
    sc.close().sync();
    group.shutdownGracefully();
}

Example 35 with LocalChannel

use of io.netty.channel.local.LocalChannel in project netty by netty.

the class SimpleChannelPoolTest method testUnhealthyChannelIsOfferedWhenNoHealthCheckRequested.

/**
     * Tests that if channel was unhealthy it is was offered back to the pool because
     * it was requested not to validate channel health on release.
     *
     * @throws Exception
     */
@Test
public void testUnhealthyChannelIsOfferedWhenNoHealthCheckRequested() throws Exception {
    EventLoopGroup group = new LocalEventLoopGroup();
    LocalAddress addr = new LocalAddress(LOCAL_ADDR_ID);
    Bootstrap cb = new Bootstrap();
    cb.remoteAddress(addr);
    cb.group(group).channel(LocalChannel.class);
    ServerBootstrap sb = new ServerBootstrap();
    sb.group(group).channel(LocalServerChannel.class).childHandler(new ChannelInitializer<LocalChannel>() {

        @Override
        public void initChannel(LocalChannel ch) throws Exception {
            ch.pipeline().addLast(new ChannelInboundHandlerAdapter());
        }
    });
    // Start server
    Channel sc = sb.bind(addr).syncUninterruptibly().channel();
    ChannelPoolHandler handler = new CountingChannelPoolHandler();
    ChannelPool pool = new SimpleChannelPool(cb, handler, ChannelHealthChecker.ACTIVE, false);
    Channel channel1 = pool.acquire().syncUninterruptibly().getNow();
    channel1.close().syncUninterruptibly();
    Future<Void> releaseFuture = pool.release(channel1, channel1.eventLoop().<Void>newPromise()).syncUninterruptibly();
    assertThat(releaseFuture.isSuccess(), CoreMatchers.is(true));
    Channel channel2 = pool.acquire().syncUninterruptibly().getNow();
    //verifying that in fact the channel2 is different that means is not pulled from the pool
    assertNotSame(channel1, channel2);
    sc.close().syncUninterruptibly();
    channel2.close().syncUninterruptibly();
    group.shutdownGracefully();
}