本文整理汇总了C#中Microsoft.WindowsAzure.Storage.Blob.CloudBlobContainer.GetBlobReference方法的典型用法代码示例。如果您正苦于以下问题:C# CloudBlobContainer.GetBlobReference方法的具体用法?C# CloudBlobContainer.GetBlobReference怎么用?C# CloudBlobContainer.GetBlobReference使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Microsoft.WindowsAzure.Storage.Blob.CloudBlobContainer
的用法示例。
在下文中一共展示了CloudBlobContainer.GetBlobReference方法的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetBlobReferenceFromServer
public static CloudBlob GetBlobReferenceFromServer(
CloudBlobContainer container,
string blobName,
AccessCondition accessCondition = null,
BlobRequestOptions options = null,
OperationContext operationContext = null)
{
CloudBlob blob = container.GetBlobReference(blobName);
return GetBlobReferenceFromServer(blob, accessCondition, options, operationContext);
}
示例2: CloudStreamProvider
public CloudStreamProvider(CloudBlobContainer container, string kind, string path)
{
if(path == null)
throw new ArgumentNullException("path");
if (String.IsNullOrWhiteSpace(path))
throw new ArgumentException("path");
if (container == null)
throw new ArgumentNullException("container");
Container = container;
Kind = kind;
Path = path;
if (!Container.GetBlobReference(Path).Exists())
throw new FileNotFoundException();
BlobType = container.GetBlobReference(path).BlobType;
}
示例3: GetBlobReferenceFromServerAsync
/// <summary>
/// Return a task that asynchronously get the blob reference from server
/// </summary>
/// <param name="container">CloudBlobContainer object</param>
/// <param name="blobName">Blob name</param>
/// <param name="accessCondition">Access condition</param>
/// <param name="options">Blob request options</param>
/// <param name="operationContext">Operation context</param>
/// <param name="cmdletCancellationToken">Cancellation token</param>
/// <returns>A task object that asynchronously get the blob reference from server</returns>
public async Task<CloudBlob> GetBlobReferenceFromServerAsync(CloudBlobContainer container, string blobName, AccessCondition accessCondition, BlobRequestOptions options, OperationContext operationContext, CancellationToken cancellationToken)
{
try
{
CloudBlob blob = container.GetBlobReference(blobName);
await blob.FetchAttributesAsync(accessCondition, options, operationContext, cancellationToken);
return Util.GetCorrespondingTypeBlobReference(blob);
}
catch (StorageException e)
{
if (e.IsNotFoundException())
{
return null;
}
else
{
throw;
}
}
}
示例4: TransferBlob
private async Task TransferBlob(
CloudBlobContainer fromContainer,
CloudBlobContainer toContainer,
string blobName,
CancellationToken cancellationToken)
{
var requestOptions = new BlobRequestOptions()
{
RetryPolicy = new LinearRetry(TimeSpan.FromSeconds(2), 5)
};
var destBlobRef = toContainer.GetBlobReference(blobName);
var blob = fromContainer.GetBlobReference(blobName);
await destBlobRef.StartCopyAsync(
blob.Uri,
AccessCondition.GenerateEmptyCondition(),
AccessCondition.GenerateEmptyCondition(),
requestOptions,
null,
cancellationToken);
var allCopied = false;
var copyFailed = false;
do
{
var blobRef = await toContainer.GetBlobReferenceFromServerAsync(blobName, cancellationToken);
if (blobRef.CopyState.Status == CopyStatus.Aborted || blobRef.CopyState.Status == CopyStatus.Failed)
{
this.logger.LogError($"Cannot copy {blobRef.Uri}");
copyFailed = true;
}
allCopied = blobRef.CopyState.Status != CopyStatus.Pending;
}
while (!allCopied || copyFailed);
await blob.DeleteAsync(cancellationToken);
}
示例5: TransferBlobs
private async Task<IEnumerable<IListBlobItem>> TransferBlobs(
bool rename,
CloudBlobContainer fromContainer,
CloudBlobContainer toContainer,
CancellationToken cancellationToken)
{
var requestOptions = new BlobRequestOptions()
{
RetryPolicy = new LinearRetry(TimeSpan.FromSeconds(2), 5)
};
var leaseId = Guid.NewGuid().ToString();
var leaseResult = string.Empty;
var autoEvent = new AutoResetEvent(false);
var waitEvent = new AutoResetEvent(false);
var leaseTimer = new Timer(
async s =>
{
try
{
if (string.IsNullOrEmpty(leaseResult))
{
leaseResult =
await
fromContainer.AcquireLeaseAsync(
TimeSpan.FromSeconds(60),
leaseId,
null,
requestOptions,
null,
cancellationToken);
waitEvent.Set();
}
else
{
await
fromContainer.RenewLeaseAsync(
AccessCondition.GenerateLeaseCondition(leaseId),
requestOptions,
null,
cancellationToken);
}
}
catch (StorageException exception)
{
if (exception.RequestInformation.HttpStatusCode == (int)HttpStatusCode.Conflict)
{
this.logger.LogInformation("Staging container already has a lease.");
}
}
},
autoEvent,
TimeSpan.FromSeconds(0),
TimeSpan.FromSeconds(50));
waitEvent.WaitOne();
try
{
BlobContinuationToken token = null;
var blobList = new List<CopySpec>();
do
{
var result = await fromContainer.ListBlobsSegmentedAsync(token, cancellationToken);
token = result.ContinuationToken;
blobList.AddRange(result.Results.OfType<CloudBlob>().Select(b => new CopySpec() {SourceBlob = b}));
} while (token != null);
// Copy
var copiedBlobList = new List<CopySpec>();
foreach (var blob in blobList)
{
var srcBlobName = blob.SourceBlob.Uri.Segments[2];
var blobName = rename
? $"{Path.GetFileNameWithoutExtension(srcBlobName)}{Guid.NewGuid().ToString().Replace("-", "")}{Path.GetExtension(srcBlobName)}"
: srcBlobName;
var destBlobRef = toContainer.GetBlobReference(blobName);
blob.DestBlob = destBlobRef;
try
{
await
destBlobRef.StartCopyAsync(
blob.SourceBlob.Uri,
AccessCondition.GenerateEmptyCondition(),
AccessCondition.GenerateEmptyCondition(),
requestOptions,
null,
cancellationToken);
copiedBlobList.Add(blob);
}
catch (Exception e)
{
this.logger.LogError($"Error while copying {blobName}. {e.ToString()}");
}
}
this.logger.LogInformation($"Started copying {copiedBlobList.Count} blobs");
//.........这里部分代码省略.........
示例6: ClearContainer
// Deleting and recreating a container can result in a 409 as the container name is not
// immediately available. Instead, use this helper to clear a container.
public static void ClearContainer(CloudBlobContainer container)
{
foreach (IListBlobItem blobItem in container.ListBlobs())
{
CloudBlockBlob blockBlob = blobItem as CloudBlockBlob;
if (blockBlob != null)
{
container.GetBlobReference(blockBlob.Name).DeleteIfExists();
}
}
}