BlobBaseClient.DownloadStreamingAsync Method

Reference

Definition

Namespace:: Azure.Storage.Blobs.Specialized

Assembly:: Azure.Storage.Blobs.dll

Package:: Azure.Storage.Blobs v12.19.1

Package:: Azure.Storage.Blobs v12.20.0-beta.2

Source:: BlobBaseClient.cs

Source:: BlobBaseClient.cs

Important

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The DownloadStreamingAsync(BlobDownloadOptions, CancellationToken) operation downloads a blob from the service, including its metadata and properties.

For more information, see Get Blob.

public virtual System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Blobs.Models.BlobDownloadStreamingResult>> DownloadStreamingAsync (Azure.Storage.Blobs.Models.BlobDownloadOptions options = default, System.Threading.CancellationToken cancellationToken = default);

abstract member DownloadStreamingAsync : Azure.Storage.Blobs.Models.BlobDownloadOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Blobs.Models.BlobDownloadStreamingResult>>
override this.DownloadStreamingAsync : Azure.Storage.Blobs.Models.BlobDownloadOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Blobs.Models.BlobDownloadStreamingResult>>

Public Overridable Function DownloadStreamingAsync (Optional options As BlobDownloadOptions = Nothing, Optional cancellationToken As CancellationToken = Nothing) As Task(Of Response(Of BlobDownloadStreamingResult))

Parameters

options: BlobDownloadOptions

Optional parameters.

cancellationToken: CancellationToken

Returns

Task<Response<BlobDownloadStreamingResult>>

A Response<T> describing the downloaded blob. Content contains the blob's data.

Remarks

A RequestFailedException will be thrown if a failure occurs.

This API gives access directly to network stream that should be disposed after usage. Consider the following alternatives:

DownloadContentAsync: as a prefered way of downloading small blobs that can fit into memory
DownloadToAsync: to stream blob content to a path or a Stream

Applies to