Examples with UnorderedThreadPoolEventExecutor io.netty.util.concurrent.UnorderedThreadPoolEventExecutor used on opensource projects

Example 1 with UnorderedThreadPoolEventExecutor

use of io.netty.util.concurrent.UnorderedThreadPoolEventExecutor 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();
    }
}