OnProgressCallback 15.2.0 API

All Implemented Interfaces:

com.facebook.GraphRequest.Callback
```
public interface GraphRequest.OnProgressCallback
 implements GraphRequest.Callback
                    
```
Specifies the interface that consumers of the Request class can implement in order to be notified when a progress is made on a particular request. The frequency of the callbacks can be controlled using FacebookSdk.setOnProgressThreshold

Method Summary

Modifier and Type	Method	Description
`abstract Unit`	`onProgress(Long current, Long max)`	The method that will be called when progress is made.

Methods inherited from class com.facebook.GraphRequest.OnProgressCallback
onCompleted
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - onProgress
```
 abstract Unit onProgress(Long current, Long max)
```
    The method that will be called when progress is made.
    
    Parameters:
    
    current - the current value of the progress of the request.
    
    max - the maximum value (target) value that the progress will have.