Timeout (Apache Dubbo 2.7.11 API)

```
public interface Timeout
```
A handle associated with a TimerTask that is returned by a Timer.

方法概要

所有方法实例方法抽象方法
修饰符和类型	方法	说明
`boolean`	`cancel()`	Attempts to cancel the `TimerTask` associated with this handle.
`boolean`	`isCancelled()`	Returns `true` if and only if the `TimerTask` associated with this handle has been cancelled.
`boolean`	`isExpired()`	Returns `true` if and only if the `TimerTask` associated with this handle has been expired.
`TimerTask`	`task()`	Returns the `TimerTask` which is associated with this handle.
`Timer`	`timer()`	Returns the `Timer` that created this handle.

- 方法详细资料
  - timer
```
Timer timer()
```
    Returns the Timer that created this handle.
  - task
```
TimerTask task()
```
    Returns the TimerTask which is associated with this handle.
  - isExpired
```
boolean isExpired()
```
    Returns true if and only if the TimerTask associated with this handle has been expired.
  - isCancelled
```
boolean isCancelled()
```
    Returns true if and only if the TimerTask associated with this handle has been cancelled.
  - cancel
```
boolean cancel()
```
    Attempts to cancel the TimerTask associated with this handle. If the task has been executed or cancelled already, it will return with no side effect.
    
    返回:
    
    True if the cancellation completed successfully, otherwise false