```
public interface IoExecutionContext
```
The execution context for an IoHandler. All method must be called from the EventLoop thread.

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`canBlock()`	Returns `true` if blocking for IO is allowed or if we should try to do a non-blocking request for IO to be ready.
`long`	`deadlineNanos()`	Returns the absolute point in time at which the next closest scheduled task should run or `-1` if nothing is scheduled to run.
`long`	`delayNanos(long currentTimeNanos)`	Returns the amount of time left until the scheduled task with the closest deadline should run.

Interface IoExecutionContext