| 메소드 | 설명 | |
|---|---|---|
| error ( ) : string | return error message you should test if it's necessary to resent it | |
| isSuccess ( ) : boolean | true if topic sent with success | |
| shouldRetry ( ) : boolean | return true if it's necessary resent it using exponential backoff |
| public shouldRetry ( ) : boolean | ||
| 리턴 | boolean | |