[This topic is part of the Microsoft Azure Storage Client Library 1.7, which has been deprecated. See
Storage Client Library for the latest version.]
Begins an asynchronous operation to upload a blob from a stream, using a conditional request based on the
BlobRequestOptions specified.
Namespace: Microsoft.WindowsAzure.StorageClient
Assembly: Microsoft.WindowsAzure.StorageClient (in Microsoft.WindowsAzure.StorageClient.dll)
Usage
| Visual Basic |
|---|
Dim instance As CloudPageBlob
Dim source As Stream
Dim options As BlobRequestOptions
Dim callback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult
returnValue = instance.BeginUploadFromStream(source, options, callback, state) |
Syntax
| Visual Basic |
|---|
Public Overrides Function BeginUploadFromStream ( _
source As Stream, _
options As BlobRequestOptions, _
callback As AsyncCallback, _
state As Object _
) As IAsyncResult |
| C# |
|---|
public override IAsyncResult BeginUploadFromStream (
Stream source,
BlobRequestOptions options,
AsyncCallback callback,
Object state
) |
| C++ |
|---|
public:
virtual IAsyncResult^ BeginUploadFromStream (
Stream^ source,
BlobRequestOptions^ options,
AsyncCallback^ callback,
Object^ state
) override |
Parameters
- source
Type: System.IO.Stream
The data stream to upload.
- options
Type: Microsoft.WindowsAzure.StorageClient.BlobRequestOptions
An object that specifies any additional options for the request.
- callback
Type: System.AsyncCallback
The callback delegate that will receive notification when the asynchronous operation completes.
- state
Type: System.Object
A user-defined object that will be passed to the callback delegate.
Return Value
Type:
System.IAsyncResultAn
IAsyncResult that references the asynchronous operation.
Exceptions
| Exception type | Condition |
|---|
| NotSupportedException | This operation is not supported on objects of type CloudPageBlob. |
Remarks
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Platforms
See Also
