RetryListener (Commons 8.1.0 API)

```
public interface RetryListener
```
Retry Listener. Implementations should not block or throw any exception.

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
`void`	`onMaxRetryTimesExceeded()`	called when retry exceed max times
`void`	`onRetryBegin(int retryTimes)`	called when one retry begin
`void`	`onRetryEnd(int retryTimes)`	called when one retry end

- 方法详细资料
  - onRetryBegin
```
void onRetryBegin(int retryTimes)
```
    called when one retry begin
    
    参数:
    
    retryTimes - start from 1
  - onRetryEnd
```
void onRetryEnd(int retryTimes)
```
    called when one retry end
    
    参数:
    
    retryTimes - start from 1
  - onMaxRetryTimesExceeded
```
void onMaxRetryTimesExceeded()
```
    called when retry exceed max times