DownloadCallback


public interface DownloadCallback

This is a callback to be invoked when downloading.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public class`	`DownloadCallback.Companion`

Method Summary

Modifier and Type	Method	Description
`Unit`	`onStart(Integer downloadId, Long totalBytes)`	Invoked when downloading is started.
`Unit`	`onRetry(Integer downloadId)`	Invoked when download retrying.
`Unit`	`onProgress(Integer downloadId, Long bytesWritten, Long totalBytes)`	Invoked when downloading is in progress.
`Unit`	`onSuccess(Integer downloadId, String filepath)`	Invoked when downloading successfully.
`Unit`	`onFailure(Integer downloadId, Integer statusCode, String errMsg)`	Invoked when downloading failed.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - onStart
```
@MainThread() Unit onStart(Integer downloadId, Long totalBytes)
```
    Invoked when downloading is started.
    
    Parameters:
    
    downloadId - download id in download request queue
    
    totalBytes - total bytes of the file
  - onRetry
```
@MainThread() Unit onRetry(Integer downloadId)
```
    Invoked when download retrying.
    
    Parameters:
    
    downloadId - download id in download request queue
  - onProgress
```
@MainThread() Unit onProgress(Integer downloadId, Long bytesWritten, Long totalBytes)
```
    Invoked when downloading is in progress.
    
    Parameters:
    
    downloadId - download id in download request queue
    
    bytesWritten - the bytes has written to local disk
    
    totalBytes - total bytes of the file
  - onSuccess
```
@MainThread() Unit onSuccess(Integer downloadId, String filepath)
```
    Invoked when downloading successfully.
    
    Parameters:
    
    downloadId - download id in download request queue
    
    filepath - the filepath of downloaded file
  - onFailure
```
@MainThread() Unit onFailure(Integer downloadId, Integer statusCode, String errMsg)
```
    Invoked when downloading failed.
    
    Parameters:
    
    downloadId - download id in download request queue
    
    statusCode - status code
    
    errMsg - error message