UploadProgressListener (smack-experimental 4.4.0-beta2 API)

```
public interface UploadProgressListener
```
Callback interface to get upload progress.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onUploadProgress(long uploadedBytes, long totalBytes)`	Callback for displaying upload progress.

- Method Detail
  - onUploadProgress
```
void onUploadProgress(long uploadedBytes,
                      long totalBytes)
```
    Callback for displaying upload progress.
    
    Parameters:
    
    uploadedBytes - the number of bytes uploaded at the moment
    
    totalBytes - the total number of bytes to be uploaded