DataLakeFileClient.ReadAsync Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
ReadAsync() |
The ReadAsync() operation downloads a file from the service, including its metadata and properties. For more information, see Get Blob. |
ReadAsync(CancellationToken) |
The ReadAsync(CancellationToken) operation downloads a file from the service, including its metadata and properties. For more information, see Get Blob. |
ReadAsync(DataLakeFileReadOptions, CancellationToken) |
The Azure.Storage.Files.DataLake.DataLakeFileClient.ReadAsync(Azure.HttpRange,Azure.Storage.Files.DataLake.Models.DataLakeRequestConditions,System.Boolean,System.Threading.CancellationToken) operation downloads a file from the service, including its metadata and properties. For more information, see Get Blob. |
ReadAsync()
- Source:
- DataLakeFileClient.cs
- Source:
- DataLakeFileClient.cs
The ReadAsync() operation downloads a file from the service, including its metadata and properties.
For more information, see Get Blob.
public virtual System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>> ReadAsync ();
abstract member ReadAsync : unit -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
override this.ReadAsync : unit -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
Public Overridable Function ReadAsync () As Task(Of Response(Of FileDownloadInfo))
Returns
A Response<T> describing the downloaded file. Content contains the file's data.
Remarks
A RequestFailedException will be thrown if a failure occurs.
Applies to
ReadAsync(CancellationToken)
- Source:
- DataLakeFileClient.cs
- Source:
- DataLakeFileClient.cs
The ReadAsync(CancellationToken) operation downloads a file from the service, including its metadata and properties.
For more information, see Get Blob.
public virtual System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>> ReadAsync (System.Threading.CancellationToken cancellationToken = default);
abstract member ReadAsync : System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
override this.ReadAsync : System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
Public Overridable Function ReadAsync (Optional cancellationToken As CancellationToken = Nothing) As Task(Of Response(Of FileDownloadInfo))
Parameters
- cancellationToken
- CancellationToken
Optional CancellationToken to propagate notifications that the operation should be cancelled.
Returns
A Response<T> describing the downloaded file. Content contains the file's data.
Remarks
A RequestFailedException will be thrown if a failure occurs.
Applies to
ReadAsync(DataLakeFileReadOptions, CancellationToken)
- Source:
- DataLakeFileClient.cs
- Source:
- DataLakeFileClient.cs
The Azure.Storage.Files.DataLake.DataLakeFileClient.ReadAsync(Azure.HttpRange,Azure.Storage.Files.DataLake.Models.DataLakeRequestConditions,System.Boolean,System.Threading.CancellationToken) operation downloads a file from the service, including its metadata and properties.
For more information, see Get Blob.
public virtual System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>> ReadAsync (Azure.Storage.Files.DataLake.Models.DataLakeFileReadOptions options = default, System.Threading.CancellationToken cancellationToken = default);
abstract member ReadAsync : Azure.Storage.Files.DataLake.Models.DataLakeFileReadOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
override this.ReadAsync : Azure.Storage.Files.DataLake.Models.DataLakeFileReadOptions * System.Threading.CancellationToken -> System.Threading.Tasks.Task<Azure.Response<Azure.Storage.Files.DataLake.Models.FileDownloadInfo>>
Public Overridable Function ReadAsync (Optional options As DataLakeFileReadOptions = Nothing, Optional cancellationToken As CancellationToken = Nothing) As Task(Of Response(Of FileDownloadInfo))
Parameters
- options
- DataLakeFileReadOptions
Optional parameters.
- cancellationToken
- CancellationToken
Optional CancellationToken to propagate notifications that the operation should be cancelled.
Returns
A Response<T> describing the downloaded file. Content contains the file's data.
Remarks
A RequestFailedException will be thrown if a failure occurs.
Applies to
Azure SDK for .NET
Обратная связь
https://aka.ms/ContentUserFeedback.
Ожидается в ближайшее время: в течение 2024 года мы постепенно откажемся от GitHub Issues как механизма обратной связи для контента и заменим его новой системой обратной связи. Дополнительные сведения см. в разделеОтправить и просмотреть отзыв по