void Channel::IOEventCallback(struct aeEventLoop *eventLoop, int fd, void *clientData, int mask)
{
Channel* channel = (Channel*) clientData;
bool fired = false;
if (mask & AE_READABLE)
{
channel->OnRead();
fired = true;
}
if (mask & AE_WRITABLE)
{
if (!fired || !channel->IsClosed())
{
channel->OnWrite();
}
}
}
