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startWatch
Registers this with the poller, sets the direction for the poller to monitor, and starts the poller monitoring.
rewatch
If there are callbacks, sets poller direction, and starts it monitoring this.
rewatch{Read,Write}
Same as reWatch, but only for specified directions.
unwatch
Stops the poller monitoring this for input and output.
unwatch{Read,Write}
Same as unwatch, but for specified direction.
stopWatch
Unregisters this handle, and resets the poller.
call
Accepts a new callback, pushes it onto interruptedCallbacks, and then interrupts the poller.
doDelete
In IDLE state, deletes this. Otherwise messes with poller, and sets state to DELETING.
Function synopses