CloudBlockBlob.BeginUploadFromStream Method (Stream, Int64, AsyncCallback, Object) (Microsoft.WindowsAzure.Storage.Blob)

Begins an asynchronous operation to upload a stream to a block blob.

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

Syntax

C#

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[DoesServiceRequestAttribute]
public virtual ICancellableAsyncResult BeginUploadFromStream(
	Stream source,
	long length,
	AsyncCallback callback,
	object state
)

C++

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public:
[DoesServiceRequestAttribute]
virtual ICancellableAsyncResult^ BeginUploadFromStream(
	Stream^ source,
	long long length,
	AsyncCallback^ callback,
	Object^ state
)

F#

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[<DoesServiceRequestAttribute>]
abstract BeginUploadFromStream : 
        source:Stream *
        length:int64 *
        callback:AsyncCallback *
        state:Object -> ICancellableAsyncResult
[<DoesServiceRequestAttribute>]
override BeginUploadFromStream : 
        source:Stream *
        length:int64 *
        callback:AsyncCallback *
        state:Object -> ICancellableAsyncResult

VB

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<DoesServiceRequestAttribute>
Public Overridable Function BeginUploadFromStream (
	source As Stream,
	length As Long,
	callback As AsyncCallback,
	state As Object
) As ICancellableAsyncResult

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.

callback

Type: System.AsyncCallbackSystem::AsyncCallback^System.AsyncCallbackSystem.AsyncCallback

An AsyncCallback delegate that will receive notification when the asynchronous operation completes.

state

Type: System.ObjectSystem::Object^System.ObjectSystem.Object

A user-defined object that will be passed to the callback delegate.

Return Value

Type: Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage::ICancellableAsyncResult^Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage.ICancellableAsyncResult

An ICancellableAsyncResult that references the asynchronous operation.

Implements

ICloudBlob.::..BeginUploadFromStream(Stream, Int64, AsyncCallback, Object)(Stream^, Int64, AsyncCallback^, Object^)(Stream, Int64, AsyncCallback, Object)(Stream, Int64, AsyncCallback, Object)

See Also

BeginUploadFromStream Overload
CloudBlockBlob Class
Microsoft.WindowsAzure.Storage.Blob Namespace

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