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AppendBlobClient.CreateIfNotExists Method

  • Reference

Definition

Namespace:
Azure.Storage.Blobs.Specialized
Assembly:
Azure.Storage.Blobs.dll
Package:
Azure.Storage.Blobs v12.23.0
Package:
Azure.Storage.Blobs v12.23.0-beta.2
Source:
AppendBlobClient.cs
Source:
AppendBlobClient.cs

The CreateIfNotExists(AppendBlobCreateOptions, CancellationToken) operation creates a new 0-length append blob. If the append blob already exists, the content of the existing append blob will remain unchanged. To add content to the append blob, call the Azure.Storage.Blobs.Specialized.AppendBlobClient.AppendBlockAsync(System.IO.Stream,System.Byte[],Azure.Storage.Blobs.Models.AppendBlobRequestConditions,System.IProgress{System.Int64},System.Threading.CancellationToken) operation.

For more information, see Put Blob.

public virtual Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo> CreateIfNotExists (Azure.Storage.Blobs.Models.AppendBlobCreateOptions options, System.Threading.CancellationToken cancellationToken = default);
abstract member CreateIfNotExists : Azure.Storage.Blobs.Models.AppendBlobCreateOptions * System.Threading.CancellationToken -> Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo>
override this.CreateIfNotExists : Azure.Storage.Blobs.Models.AppendBlobCreateOptions * System.Threading.CancellationToken -> Azure.Response<Azure.Storage.Blobs.Models.BlobContentInfo>
Public Overridable Function CreateIfNotExists (options As AppendBlobCreateOptions, Optional cancellationToken As CancellationToken = Nothing) As Response(Of BlobContentInfo)

Parameters

options
AppendBlobCreateOptions

Optional parameters.

cancellationToken
CancellationToken

Optional CancellationToken to propagate notifications that the operation should be cancelled.

Returns

Response<BlobContentInfo>

If the append blob does not already exist, a Response<T> describing the newly created append blob. Otherwise, null.

Remarks

A RequestFailedException will be thrown if a failure occurs.

Applies to