Initiates the asynchronous execution of the Download operation.

C# |
public IAsyncResult BeginDownload( TransferUtilityDownloadRequest request, AsyncCallback callback, Object state )

- request (TransferUtilityDownloadRequest)
- Contains all the parameters required to download an Amazon S3 object.
- callback (AsyncCallback)
- An AsyncCallback delegate that is invoked when the operation completes.
- state (Object)
- A user-defined state object that is passed to the callback procedure. Retrieve this object from within the callback procedure using the AsyncState property.

An IAsyncResult that can be used to poll, or wait for results, or both.
This values is also needed when invoking EndDownload.

Exception | Condition |
---|---|
ArgumentNullException | |
WebException | |
AmazonS3Exception |

Download()()()()