HttpBackOffUnsuccessfulResponseHandler.BackOffRequired

Enclosing class:

HttpBackOffUnsuccessfulResponseHandler
```
@Beta
public static interface HttpBackOffUnsuccessfulResponseHandler.BackOffRequired
```
Beta
Interface which defines if back-off is required based on an abnormal HttpResponse.

Field Summary

Fields
Modifier and Type	Field	Description
`static HttpBackOffUnsuccessfulResponseHandler.BackOffRequired`	`ALWAYS`	Back-off required implementation which returns `true` to every `isRequired(HttpResponse)` call.
`static HttpBackOffUnsuccessfulResponseHandler.BackOffRequired`	`ON_SERVER_ERROR`	Back-off required implementation which its `isRequired(HttpResponse)` returns `true` if a server error occurred (5xx).

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`isRequired(HttpResponse response)`	Invoked when an abnormal response is received and determines if back-off is required.

- Field Detail
  - ALWAYS
```
static final HttpBackOffUnsuccessfulResponseHandler.BackOffRequired ALWAYS
```
    Back-off required implementation which returns true to every isRequired(HttpResponse) call.
  - ON_SERVER_ERROR
```
static final HttpBackOffUnsuccessfulResponseHandler.BackOffRequired ON_SERVER_ERROR
```
    Back-off required implementation which its isRequired(HttpResponse) returns true if a server error occurred (5xx).
- Method Detail
  - isRequired
```
boolean isRequired(HttpResponse response)
```
    Invoked when an abnormal response is received and determines if back-off is required.