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CloudFile.BeginDownloadToStream 方法

参考

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

重要

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重载

BeginDownloadToStream(Stream, AsyncCallback, Object)	开始异步操作，将文件的内容下载到流。
BeginDownloadToStream(Stream, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)	开始异步操作，将文件的内容下载到流。

BeginDownloadToStream(Stream, AsyncCallback, Object)

开始异步操作，将文件的内容下载到流。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadToStream (System.IO.Stream target, AsyncCallback callback, object state);

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

Public Overridable Function BeginDownloadToStream (target As Stream, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

target: Stream

目标流。

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。

ICancellableAsyncResult

引用 ICancellableAsyncResult 异步操作的。

属性: DoesServiceRequestAttribute

适用于

BeginDownloadToStream(Stream, AccessCondition, FileRequestOptions, OperationContext, AsyncCallback, Object)

开始异步操作，将文件的内容下载到流。

[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual Microsoft.Azure.Storage.ICancellableAsyncResult BeginDownloadToStream (System.IO.Stream target, 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 BeginDownloadToStream : System.IO.Stream * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult
override this.BeginDownloadToStream : System.IO.Stream * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.File.FileRequestOptions * Microsoft.Azure.Storage.OperationContext * AsyncCallback * obj -> Microsoft.Azure.Storage.ICancellableAsyncResult

Public Overridable Function BeginDownloadToStream (target As Stream, accessCondition As AccessCondition, options As FileRequestOptions, operationContext As OperationContext, callback As AsyncCallback, state As Object) As ICancellableAsyncResult

参数

target: Stream

目标流。

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