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

Example 41 with LocalChannel

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

the class DefaultChannelPipelineTest method testCancelDeregister.

@Test
public void testCancelDeregister() throws Exception {
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    group.register(pipeline.channel());
    ChannelPromise promise = pipeline.channel().newPromise();
    assertTrue(promise.cancel(false));
    ChannelFuture future = pipeline.deregister(promise);
    assertTrue(future.isCancelled());
}

Example 42 with LocalChannel

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

the class DefaultChannelPipelineTest method testAddReplaceHandlerCalledOnceRegistered.

@Test(timeout = 3000)
public void testAddReplaceHandlerCalledOnceRegistered() throws Throwable {
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    CallbackCheckHandler handler = new CallbackCheckHandler();
    CallbackCheckHandler handler2 = new CallbackCheckHandler();
    pipeline.addFirst(handler);
    pipeline.replace(handler, null, handler2);
    assertNull(handler.addedHandler.getNow());
    assertNull(handler.removedHandler.getNow());
    assertNull(handler2.addedHandler.getNow());
    assertNull(handler2.removedHandler.getNow());
    group.register(pipeline.channel()).syncUninterruptibly();
    Throwable cause = handler.error.get();
    if (cause != null) {
        throw cause;
    }
    assertTrue(handler.addedHandler.get());
    assertTrue(handler.removedHandler.get());
    Throwable cause2 = handler2.error.get();
    if (cause2 != null) {
        throw cause2;
    }
    assertTrue(handler2.addedHandler.get());
    assertNull(handler2.removedHandler.getNow());
    pipeline.remove(handler2);
    assertTrue(handler2.removedHandler.get());
}

Example 43 with LocalChannel

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

the class DefaultChannelPipelineTest method testLastContextEmptyPipeline.

@Test
public void testLastContextEmptyPipeline() throws Exception {
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    assertNull(pipeline.lastContext());
}

Example 44 with LocalChannel

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

the class DefaultChannelPipelineTest method testUnorderedEventExecutor.

@Test(timeout = 3000)
public void testUnorderedEventExecutor() throws Throwable {
    ChannelPipeline pipeline1 = new LocalChannel().pipeline();
    EventExecutorGroup eventExecutors = new UnorderedThreadPoolEventExecutor(2);
    EventLoopGroup defaultGroup = new DefaultEventLoopGroup(1);
    try {
        EventLoop eventLoop1 = defaultGroup.next();
        eventLoop1.register(pipeline1.channel()).syncUninterruptibly();
        final CountDownLatch latch = new CountDownLatch(1);
        pipeline1.addLast(eventExecutors, new ChannelInboundHandlerAdapter() {

            @Override
            public void handlerAdded(ChannelHandlerContext ctx) throws Exception {
                // Just block one of the two threads.
                LockSupport.park();
            }

            @Override
            public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
                latch.countDown();
            }
        });
        // Trigger an event, as we use UnorderedEventExecutor userEventTriggered should be called even when
        // handlerAdded(...) blocks.
        pipeline1.fireUserEventTriggered("");
        latch.await();
    } finally {
        defaultGroup.shutdownGracefully(0, 0, TimeUnit.SECONDS).syncUninterruptibly();
        eventExecutors.shutdownGracefully(0, 0, TimeUnit.SECONDS).syncUninterruptibly();
    }
}

Example 45 with LocalChannel

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

the class DefaultChannelPipelineTest method testAddRemoveHandlerNotRegistered.

@Test
public void testAddRemoveHandlerNotRegistered() throws Throwable {
    final AtomicReference<Throwable> error = new AtomicReference<Throwable>();
    ChannelHandler handler = new ErrorChannelHandler(error);
    ChannelPipeline pipeline = new LocalChannel().pipeline();
    pipeline.addFirst(handler);
    pipeline.remove(handler);
    Throwable cause = error.get();
    if (cause != null) {
        throw cause;
    }
}