本文整理汇总了C#中Microsoft.WindowsAzure.Storage.File.CloudFile.FetchAttributesAsync方法的典型用法代码示例。如果您正苦于以下问题：C# CloudFile.FetchAttributesAsync方法的具体用法？C# CloudFile.FetchAttributesAsync怎么用？C# CloudFile.FetchAttributesAsync使用的例子？那么恭喜您, 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.File.CloudFile的用法示例。
在下文中一共展示了CloudFile.FetchAttributesAsync方法的5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: WaitForCopyAsync
public static async Task WaitForCopyAsync(CloudFile file)
{
bool copyInProgress = true;
while (copyInProgress)
{
await Task.Delay(1000);
await file.FetchAttributesAsync();
copyInProgress = (file.CopyState.Status == CopyStatus.Pending);
}
}示例2: WaitForCopyTask
public static void WaitForCopyTask(CloudFile file)
{
bool copyInProgress = true;
while (copyInProgress)
{
Thread.Sleep(1000);
file.FetchAttributesAsync().Wait();
copyInProgress = (file.CopyState.Status == CopyStatus.Pending);
}
}示例3: FetchFileAttributesAsync
public Task FetchFileAttributesAsync(CloudFile file, AccessCondition accessCondition, FileRequestOptions options, OperationContext operationContext, CancellationToken token)
{
return file.FetchAttributesAsync(accessCondition, options, operationContext, token);
}示例4: CloudFileSASSharedProtocolsQueryParamAsync
public async Task CloudFileSASSharedProtocolsQueryParamAsync()
{
CloudFileShare share = GetRandomShareReference();
try
{
await share.CreateAsync();
CloudFile file;
SharedAccessFilePolicy policy = new SharedAccessFilePolicy()
{
Permissions = SharedAccessFilePermissions.Read,
SharedAccessStartTime = DateTimeOffset.UtcNow.AddMinutes(-5),
SharedAccessExpiryTime = DateTimeOffset.UtcNow.AddMinutes(30),
};
CloudFile fileWithKey = share.GetRootDirectoryReference().GetFileReference("filefile");
byte[] data = new byte[] { 0x1, 0x2, 0x3, 0x4 };
byte[] target = new byte[4];
await fileWithKey.UploadFromByteArrayAsync(data, 0, 4);
foreach (SharedAccessProtocol? protocol in new SharedAccessProtocol?[] { null, SharedAccessProtocol.HttpsOrHttp, SharedAccessProtocol.HttpsOnly })
{
string fileToken = fileWithKey.GetSharedAccessSignature(policy, null, null, protocol, null);
StorageCredentials fileSAS = new StorageCredentials(fileToken);
Uri fileSASUri = new Uri(fileWithKey.Uri + fileSAS.SASToken);
StorageUri fileSASStorageUri = new StorageUri(new Uri(fileWithKey.StorageUri.PrimaryUri + fileSAS.SASToken), new Uri(fileWithKey.StorageUri.SecondaryUri + fileSAS.SASToken));
int httpPort = fileSASUri.Port;
int securePort = 443;
if (!string.IsNullOrEmpty(TestBase.TargetTenantConfig.FileSecurePortOverride))
{
securePort = Int32.Parse(TestBase.TargetTenantConfig.FileSecurePortOverride);
}
var schemesAndPorts = new[] {
new { scheme = "HTTP", port = httpPort},
new { scheme = "HTTPS", port = securePort}
};
foreach (var item in schemesAndPorts)
{
fileSASUri = TransformSchemeAndPort(fileSASUri, item.scheme, item.port);
fileSASStorageUri = new StorageUri(TransformSchemeAndPort(fileSASStorageUri.PrimaryUri, item.scheme, item.port), TransformSchemeAndPort(fileSASStorageUri.SecondaryUri, item.scheme, item.port));
if (protocol.HasValue && protocol == SharedAccessProtocol.HttpsOnly && string.CompareOrdinal(item.scheme, "HTTP") == 0)
{
file = new CloudFile(fileSASUri);
OperationContext context = new OperationContext();
await TestHelper.ExpectedExceptionAsync(
async () => await file.FetchAttributesAsync(null /* accessCondition */, null /* options */, context),
context,
"Access a file using SAS with a shared protocols that does not match",
HttpStatusCode.Unused,
"");
file = new CloudFile(fileSASStorageUri, null);
context = new OperationContext();
await TestHelper.ExpectedExceptionAsync(
async () => await file.FetchAttributesAsync(null /* accessCondition */, null /* options */, context),
context,
"Access a file using SAS with a shared protocols that does not match",
HttpStatusCode.Unused,
"");
}
else
{
file = new CloudFile(fileSASUri);
await file.DownloadRangeToByteArrayAsync(target, 0, 0, 4, null, null, null);
for (int i = 0; i < 4; i++)
{
Assert.AreEqual(data[i], target[i]);
}
file = new CloudFile(fileSASStorageUri, null);
await file.DownloadRangeToByteArrayAsync(target, 0, 0, 4, null, null, null);
for (int i = 0; i < 4; i++)
{
Assert.AreEqual(data[i], target[i]);
}
}
}
}
}
finally
{
share.DeleteIfExistsAsync().AsTask().Wait();
}
}示例5: StartAsyncCopy
private async Task StartAsyncCopy(long taskId, CloudFile destFile, Func<bool> checkOverwrite, Func<Task<string>> startCopy)
{
bool destExist = true;
try
{
await destFile.FetchAttributesAsync(null, this.RequestOptions, this.OperationContext, this.CmdletCancellationToken);
}
catch (StorageException ex)
{
if (!ex.IsNotFoundException())
{
throw;
}
destExist = false;
}
if (!destExist || checkOverwrite())
{
string copyId = await startCopy();
this.OutputStream.WriteVerbose(taskId, String.Format(Resources.CopyDestinationBlobPending, destFile.GetFullPath(), destFile.Share.Name, copyId));
this.OutputStream.WriteObject(taskId, destFile);
}
}