Begins an asynchronous operation to start copying a file's contents, properties, and metadata to this block blob.
Assembly: Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)
Syntax
[DoesServiceRequestAttribute] public virtual ICancellableAsyncResult BeginStartCopy( CloudFile source, AccessCondition sourceAccessCondition, AccessCondition destAccessCondition, BlobRequestOptions options, OperationContext operationContext, AsyncCallback callback, object state )
public: [DoesServiceRequestAttribute] virtual ICancellableAsyncResult^ BeginStartCopy( CloudFile^ source, AccessCondition^ sourceAccessCondition, AccessCondition^ destAccessCondition, BlobRequestOptions^ options, OperationContext^ operationContext, AsyncCallback^ callback, Object^ state )
[<DoesServiceRequestAttribute>] abstract BeginStartCopy : source:CloudFile * sourceAccessCondition:AccessCondition * destAccessCondition:AccessCondition * options:BlobRequestOptions * operationContext:OperationContext * callback:AsyncCallback * state:Object -> ICancellableAsyncResult [<DoesServiceRequestAttribute>] override BeginStartCopy : source:CloudFile * sourceAccessCondition:AccessCondition * destAccessCondition:AccessCondition * options:BlobRequestOptions * operationContext:OperationContext * callback:AsyncCallback * state:Object -> ICancellableAsyncResult
<DoesServiceRequestAttribute> Public Overridable Function BeginStartCopy ( source As CloudFile, sourceAccessCondition As AccessCondition, destAccessCondition As AccessCondition, options As BlobRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object ) As ICancellableAsyncResult
Parameters
- source
-
Type:
Microsoft.WindowsAzure.Storage.File.CloudFileMicrosoft.WindowsAzure.Storage.File::CloudFile^Microsoft.WindowsAzure.Storage.File.CloudFileMicrosoft.WindowsAzure.Storage.File.CloudFile
A CloudFile object.
- sourceAccessCondition
-
Type:
Microsoft.WindowsAzure.Storage.AccessConditionMicrosoft.WindowsAzure.Storage::AccessCondition^Microsoft.WindowsAzure.Storage.AccessConditionMicrosoft.WindowsAzure.Storage.AccessCondition
An AccessCondition object that represents the access conditions for the source file. If null, no condition is used.
- destAccessCondition
-
Type:
Microsoft.WindowsAzure.Storage.AccessConditionMicrosoft.WindowsAzure.Storage::AccessCondition^Microsoft.WindowsAzure.Storage.AccessConditionMicrosoft.WindowsAzure.Storage.AccessCondition
An AccessCondition object that represents the access conditions for the destination blob. If null, no condition is used.
- options
-
Type:
Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptionsMicrosoft.WindowsAzure.Storage.Blob::BlobRequestOptions^Microsoft.WindowsAzure.Storage.Blob.BlobRequestOptionsMicrosoft.WindowsAzure.Storage.Blob.BlobRequestOptions
A BlobRequestOptions object that specifies additional options for the request.
- operationContext
-
Type:
Microsoft.WindowsAzure.Storage.OperationContextMicrosoft.WindowsAzure.Storage::OperationContext^Microsoft.WindowsAzure.Storage.OperationContextMicrosoft.WindowsAzure.Storage.OperationContext
An OperationContext object that represents the context for the current operation.
- 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.ICancellableAsyncResultAn ICancellableAsyncResult that references the asynchronous operation.