public void FilePathToName(string filePath)
{
string name = AzureUtils.FilePathToName(filePath);
Assert.StartsWith("media", name);
Assert.EndsWith(".yml", name);
}
public T GetValue(string filePath, Func <string, T> populateFunction)
{
T cacheValue = this.GetValue(filePath, true);
if (cacheValue != null)
{
return(cacheValue);
}
if (!this.azureManager.FileExists(filePath))
{
return(default(T));
}
string name = AzureUtils.FilePathToName(filePath);
var mutex = new Mutex(false, $"blob-{name}");
try
{
mutex.WaitOne();
T cacheValueAgain = this.GetValue(filePath, true);
if (cacheValueAgain != null)
{
return(cacheValueAgain);
}
T calculatedValue = populateFunction(filePath);
this.AddOrUpdateCache(filePath, calculatedValue);
return(calculatedValue);
}
finally
{
mutex.ReleaseMutex();
}
}
public Stream GetFileStream(string filePath, bool openRead = true)
{
string name = AzureUtils.FilePathToName(filePath);
CloudBlockBlob cloudBlockBlob = this.cloudBlobContainer.GetBlockBlobReference(name);
return(openRead ? cloudBlockBlob.OpenRead() : cloudBlockBlob.OpenWrite());
}
public bool FileExists(string filePath)
{
string name = AzureUtils.FilePathToName(filePath);
return(this.azureProvider.BlobExists(name));
}