Storage Client Library for Windows Phone (Version 7.0)

Initiates an asynchronous operation to upload a stream to an append blob. If the blob already exists, it will be overwritten.

Namespace:   Microsoft.WindowsAzure.Storage.Blob
Assembly:  Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)

Syntax

C#

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[DoesServiceRequestAttribute]
public virtual Task UploadFromStreamAsync(
	Stream source,
	long length,
	CancellationToken cancellationToken
)

C++

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public:
[DoesServiceRequestAttribute]
virtual Task^ UploadFromStreamAsync(
	Stream^ source,
	long long length,
	CancellationToken cancellationToken
)

F#

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[<DoesServiceRequestAttribute>]
abstract UploadFromStreamAsync : 
        source:Stream *
        length:int64 *
        cancellationToken:CancellationToken -> Task
[<DoesServiceRequestAttribute>]
override UploadFromStreamAsync : 
        source:Stream *
        length:int64 *
        cancellationToken:CancellationToken -> Task

VB

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<DoesServiceRequestAttribute>
Public Overridable Function UploadFromStreamAsync (
	source As Stream,
	length As Long,
	cancellationToken As CancellationToken
) As Task

Parameters

source

Type: System.IO.StreamSystem.IO::Stream^System.IO.StreamSystem.IO.Stream

A Stream object providing the blob content.

length

Type: System.Int64System::Int64System.Int64System.Int64

The number of bytes to write from the source stream at its current position.

cancellationToken

Type: System.Threading.CancellationTokenSystem.Threading::CancellationTokenSystem.Threading.CancellationTokenSystem.Threading.CancellationToken

A CancellationToken to observe while waiting for a task to complete.

Return Value

Type: System.Threading.Tasks.TaskSystem.Threading.Tasks::Task^System.Threading.Tasks.TaskSystem.Threading.Tasks.Task

A Task object that represents the asynchronous operation.

Implements

ICloudBlob.::..UploadFromStreamAsync(Stream, Int64, CancellationToken)(Stream^, Int64, CancellationToken)(Stream, Int64, CancellationToken)(Stream, Int64, CancellationToken)

Remarks

To append data to an append blob that already exists, see AppendFromStreamAsync.

See Also

UploadFromStreamAsync Overload
CloudAppendBlob Class
Microsoft.WindowsAzure.Storage.Blob Namespace

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