CloudBlockBlob.BeginDownloadToByteArray Method (Byte[], Int32, AccessCondition, BlobRequestOptions, OperationContext, AsyncCallback, Object)

Begins an asynchronous operation to download the contents of a blob to a byte array.

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

Syntax

'Declaration
<DoesServiceRequestAttribute> _
Public Function BeginDownloadToByteArray ( _
    target As Byte(), _
    index As Integer, _
    accessCondition As AccessCondition, _
    options As BlobRequestOptions, _
    operationContext As OperationContext, _
    callback As AsyncCallback, _
    state As Object _
) As ICancellableAsyncResult
[DoesServiceRequestAttribute] 
public ICancellableAsyncResult BeginDownloadToByteArray (
    byte[] target,
    int index,
    AccessCondition accessCondition,
    BlobRequestOptions options,
    OperationContext operationContext,
    AsyncCallback callback,
    Object state
)
[DoesServiceRequestAttribute] 
public:
virtual ICancellableAsyncResult^ BeginDownloadToByteArray (
    array<unsigned char>^ target, 
    int index, 
    AccessCondition^ accessCondition, 
    BlobRequestOptions^ options, 
    OperationContext^ operationContext, 
    AsyncCallback^ callback, 
    Object^ state
) sealed

Parameters

  • target
    The target byte array.
  • index
    The starting offset in the byte array.
  • accessCondition
    An AccessCondition object that represents the condition that must be met in order for the request to proceed.
  • operationContext
    An OperationContext object that represents the context for the current operation.
  • callback
    An AsyncCallback delegate that will receive notification when the asynchronous operation completes.
  • state
    A user-defined object that will be passed to the callback delegate.

Return Value

An ICancellableAsyncResult that references 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.

Platforms

Development Platforms

Windows Vista, Windows 7 and Windows Server 2008

See Also

Reference

CloudBlockBlob Class
CloudBlockBlob Members
Microsoft.WindowsAzure.Storage.Blob Namespace