NioSocketChannel channel, ChannelFuture future, int interestOps) {
NioWorker worker = channel.worker;
Selector selector = worker.selector;
SelectionKey key = channel.socket.keyFor(selector);
if (key == null || selector == null) {
Exception cause = new NotYetConnectedException();
future.setFailure(cause);
fireExceptionCaught(channel, cause);
}
boolean changed = false;