/// <inheritdoc />
public IFileInfo GetFileInfo(string subpath)
{
ExpiringFileInfo expiringFileInfo;
var utcNow = UtcNow;
if (_fileInfoCache.TryGetValue(subpath, out expiringFileInfo) &&
expiringFileInfo.ValidUntil > utcNow)
{
return(expiringFileInfo.FileInfo);
}
else
{
var fileInfo = _fileProvider.GetFileInfo(subpath);
expiringFileInfo = new ExpiringFileInfo()
{
FileInfo = fileInfo,
ValidUntil = _offset == TimeSpan.MaxValue ? DateTime.MaxValue : utcNow.Add(_offset),
};
_fileInfoCache[subpath] = expiringFileInfo;
return(fileInfo);
}
}
/// <inheritdoc />
public IFileInfo GetFileInfo([NotNull] string virtualPath)
{
IFileInfo fileInfo;
ExpiringFileInfo expiringFileInfo;
var utcNow = UtcNow;
if (_fileInfoCache.TryGetValue(virtualPath, out expiringFileInfo) &&
expiringFileInfo.ValidUntil > utcNow)
{
fileInfo = expiringFileInfo.FileInfo;
}
else
{
_fileSystem.TryGetFileInfo(virtualPath, out fileInfo);
expiringFileInfo = new ExpiringFileInfo()
{
FileInfo = fileInfo,
ValidUntil = _offset == TimeSpan.MaxValue ? DateTime.MaxValue : utcNow.Add(_offset),
};
_fileInfoCache.AddOrUpdate(virtualPath, expiringFileInfo, (a, b) => expiringFileInfo);
}
return(fileInfo);
}
/// <inheritdoc />
public IFileInfo GetFileInfo([NotNull] string virtualPath)
{
IFileInfo fileInfo;
ExpiringFileInfo expiringFileInfo;
var utcNow = UtcNow;
if (_fileInfoCache.TryGetValue(virtualPath, out expiringFileInfo)
&& expiringFileInfo.ValidUntil > utcNow)
{
fileInfo = expiringFileInfo.FileInfo;
}
else
{
FileSystem.TryGetFileInfo(virtualPath, out fileInfo);
expiringFileInfo = new ExpiringFileInfo()
{
FileInfo = fileInfo,
ValidUntil = _offset == TimeSpan.MaxValue ? DateTime.MaxValue : utcNow.Add(_offset),
};
_fileInfoCache.AddOrUpdate(virtualPath, expiringFileInfo, (a, b) => expiringFileInfo);
}
return fileInfo;
}
