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CloudFile.BeginWriteRange 方法

定义

命名空间:

Microsoft.Azure.Storage.File

程序集:

Microsoft.Azure.Storage.File.dll

包:

Microsoft.Azure.Storage.File v11.2.3

重载

BeginWriteRange(Stream, Int64, String, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)	开始异步操作，将范围写入文件。
BeginWriteRange(Stream, Int64, String, AccessCondition, FileRequestOptions, OperationContext, IProgress<StorageProgress>, AsyncCallback, Object)
BeginWriteRange(Stream, Int64, String, AsyncCallback, Object)	开始异步操作，将范围写入文件。

BeginWriteRange(Stream, Int64, String, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)

开始异步操作，将范围写入文件。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginWriteRange (System.IO.Stream rangeData, long startOffset, string contentMD5, Microsoft.Azure.Storage.AccessCondition accessCondition, Microsoft.Azure.Storage.File.FileRequestOptions options, Microsoft.Azure.Storage.OperationContext operationContext, AsyncCallback callback, object state);

[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginWriteRange : System.IO.Stream * int64 * string * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginWriteRange : System.IO.Stream * int64 * string * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginWriteRange (rangeData As Stream, startOffset As Long, contentMD5 As String, accessCondition As AccessCondition, options As FileRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

rangeData

Stream

提供数据的流。

startOffset

Int64

开始写入的偏移量（以字节为单位）。

contentMD5

String

一个可选哈希值，用于设置 ContentMD5 文件上的 属性。 可以是 null 或空字符串。

accessCondition

AccessCondition

一个表示文件访问条件的 AccessCondition 对象。 如果为 null，则不使用任何条件。

options

FileRequestOptions

一个 FileRequestOptions 对象，它指定请求的其他选项。

operationContext

OperationContext

一个 OperationContext 对象，它一个表示当前操作的上下文。

callback

AsyncCallback

在异步操作完成时接收通知的回调委托。

state

Object

将传递给回调委托的用户定义对象。

返回

ICancellableAsyncResult

引用 ICancellableAsyncResult 异步操作的 。

属性

DoesServiceRequestAttribute

BeginWriteRange(Stream, Int64, String, AccessCondition, FileRequestOptions, OperationContext, IProgress<StorageProgress>, AsyncCallback, Object)

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginWriteRange (System.IO.Stream rangeData, long startOffset, string contentMD5, Microsoft.Azure.Storage.AccessCondition accessCondition, Microsoft.Azure.Storage.File.FileRequestOptions options, Microsoft.Azure.Storage.OperationContext operationContext, IProgress<Microsoft.Azure.Storage.Core.Util.StorageProgress> progressHandler, AsyncCallback callback, object state);

[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginWriteRange : System.IO.Stream * int64 * string * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * IProgress<Microsoft.Azure.Storage.Core.Util.StorageProgress> * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginWriteRange : System.IO.Stream * int64 * string * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * IProgress<Microsoft.Azure.Storage.Core.Util.StorageProgress> * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginWriteRange (rangeData As Stream, startOffset As Long, contentMD5 As String, accessCondition As AccessCondition, options As FileRequestOptions, operationContext As OperationContext, progressHandler As IProgress(Of StorageProgress), callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

rangeData

Stream

startOffset

Int64

contentMD5

String

accessCondition

AccessCondition

options

FileRequestOptions

operationContext

OperationContext

progressHandler

IProgress<StorageProgress>

callback

AsyncCallback

state

Object

返回

ICancellableAsyncResult

属性

DoesServiceRequestAttribute

BeginWriteRange(Stream, Int64, String, AsyncCallback, Object)

开始异步操作，将范围写入文件。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginWriteRange (System.IO.Stream rangeData, long startOffset, string contentMD5, AsyncCallback callback, object state);

[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member BeginWriteRange : System.IO.Stream * int64 * string * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginWriteRange : System.IO.Stream * int64 * string * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginWriteRange (rangeData As Stream, startOffset As Long, contentMD5 As String, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

rangeData

Stream

提供数据的流。

startOffset

Int64

开始写入的偏移量（以字节为单位）。

contentMD5

String

一个可选哈希值，用于设置 ContentMD5 文件上的 属性。 可以是 null 或空字符串。

callback

AsyncCallback

在异步操作完成时接收通知的回调委托。

state

Object

将传递给回调委托的用户定义对象。

返回

ICancellableAsyncResult

引用 ICancellableAsyncResult 异步操作的 。

属性

DoesServiceRequestAttribute