ProgressCallback (cloudinary-core 1.35.0 API)

```
public interface ProgressCallback
```
Defines a callback for network operations.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void onProgress(long bytesUploaded, long totalBytes)
  Invoked during network operation.

- Method Detail
  - onProgress
```
void onProgress(long bytesUploaded,
                long totalBytes)
```
    Invoked during network operation.
    
    Parameters:
    
    bytesUploaded - the number of bytes uploaded so far
    
    totalBytes - the total number of byte to upload - if known