ICloudBlob.StartCopyFromBlobAsync Method (Uri, AccessCondition, AccessCondition, BlobRequestOptions, OperationContext, CancellationToken)

Initiates an asynchronous operation to start copying another blob's contents, properties, and metadata to this blob.

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


Function StartCopyFromBlobAsync ( _
    source As Uri, _
    sourceAccessCondition As AccessCondition, _
    destAccessCondition As AccessCondition, _
    options As BlobRequestOptions, _
    operationContext As OperationContext, _
    cancellationToken As CancellationToken _
) As Task(Of String)
Task<string> StartCopyFromBlobAsync (
    Uri source,
    AccessCondition sourceAccessCondition,
    AccessCondition destAccessCondition,
    BlobRequestOptions options,
    OperationContext operationContext,
    CancellationToken cancellationToken
Task<String^>^ StartCopyFromBlobAsync (
    Uri^ source, 
    AccessCondition^ sourceAccessCondition, 
    AccessCondition^ destAccessCondition, 
    BlobRequestOptions^ options, 
    OperationContext^ operationContext, 
    CancellationToken cancellationToken


  • source
    The Uri of the source blob.
  • sourceAccessCondition
    An AccessCondition object that represents the access conditions for the source blob.
  • destAccessCondition
    An AccessCondition object that represents the access conditions for the destination blob.
  • operationContext
    An OperationContext object that represents the context for the current operation.
  • cancellationToken
    A CancellationToken to observe while waiting for a task to complete.

Return Value

A Task object of type string that represents the asynchronous operation.

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.


Development Platforms

Windows Vista, Windows 7 and Windows Server 2008

See Also


ICloudBlob Interface
ICloudBlob Members
Microsoft.WindowsAzure.Storage.Blob Namespace