Thread thread = new Thread(() -> {
    try {
        try (BufferedSink sink = streams.sink) {
            while (sink.isOpen()) {
                int aByte = stdin.read();
                if (aByte < 0) {
                    break;
                }
                sink.writeByte(aByte);
                sink.emit();
            }
        }
        Connection connection = chain.connection();
        if (connection != null) {
            connection.socket().shutdownOutput();
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
});