Package top.focess.qq.api.schedule

Interface Callback<V>

Type Parameters:

V - the target value type

All Superinterfaces:

Future<V>, Task

All Known Implementing Classes:

FocessCallback

public interface Callback<V>
extends Task, Future<V>

The warped task. You can use this to handle callable processing

Method Summary

Modifier and Type	Method	Description
V	call()	Call the target value
default V	get()	Wait for this task finished and call the target value
V	get(long timeout, TimeUnit unit)	Wait for the time and call the target value
default boolean	isDone()	Indicate whether this task is done or not
default V	waitCall()	Wait for this task finished and call the target value

Methods inherited from interface java.util.concurrent.Future

cancel, isCancelled

Methods inherited from interface top.focess.qq.api.schedule.Task

cancel, cancel, getName, getPlugin, getScheduler, isCancelled, isFinished, isPeriod, isRunning

Method Detail

call

V call()
throws ExecutionException,
       CancellationException,
       TaskNotFinishedException

Call the target value

Returns:

the target value

Throws:

CancellationException - if the task is cancelled

TaskNotFinishedException - if the task is not finished

ExecutionException - if there is any exception in the execution processing

waitCall

default V waitCall()
            throws InterruptedException,
                   ExecutionException

Wait for this task finished and call the target value

Returns:

the target value

Throws:

InterruptedException - if the current thread was interrupted while waiting

ExecutionException - if there is any exception in the execution processing

isDone

default boolean isDone()

Indicate whether this task is done or not

Specified by:

isDone in interface Future<V>

Returns:

true if this task is finished, false otherwise

See Also:

Task.isFinished()

get

default V get()
       throws InterruptedException,
              ExecutionException

Wait for this task finished and call the target value

Specified by:

get in interface Future<V>

Returns:

the target value

Throws:

InterruptedException - if the current thread was interrupted while waiting

ExecutionException - if there is any exception in the execution processing

See Also:

waitCall()

get

V get(long timeout,
      @NotNull
      TimeUnit unit)
throws InterruptedException,
      ExecutionException,
      TimeoutException,
      CancellationException

Wait for the time and call the target value

Specified by:

get in interface Future<V>

Parameters:

timeout - the timeout

unit - the time unit

Returns:

the target value

Throws:

InterruptedException - if the current thread was interrupted while waiting

ExecutionException - if there is any exception in the execution processing

TimeoutException - if the time is out

CancellationException - if the task is cancelled