TestHandler Class — netty Architecture

Source Code

testsuite/src/main/java/io/netty/testsuite/transport/socket/AbstractSocketShutdownOutputByPeerTest.java lines 150–179

    private static class TestHandler extends SimpleChannelInboundHandler<ByteBuf> {
        volatile DuplexChannel ch;
        final BlockingQueue<Byte> queue = new LinkedBlockingQueue<Byte>();
        final CountDownLatch halfClosure = new CountDownLatch(1);
        final CountDownLatch closure = new CountDownLatch(1);
        final AtomicInteger halfClosureCount = new AtomicInteger();

        @Override
        public void channelActive(ChannelHandlerContext ctx) throws Exception {
            ch = (DuplexChannel) ctx.channel();
        }

        @Override
        public void channelInactive(ChannelHandlerContext ctx) throws Exception {
            closure.countDown();
        }

        @Override
        public void channelRead0(ChannelHandlerContext ctx, ByteBuf msg) throws Exception {
            queue.offer(msg.readByte());
        }

        @Override
        public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
            if (evt instanceof ChannelInputShutdownEvent) {
                halfClosureCount.incrementAndGet();
                halfClosure.countDown();
            }
        }
    }