public VolumeInfo(string volumeName)
{
if (Utils.IsNullOrWhiteSpace(volumeName))
{
throw new ArgumentNullException("volumeName");
}
if (!volumeName.StartsWith(Path.LongPathPrefix, StringComparison.OrdinalIgnoreCase))
{
volumeName = Path.IsUncPathCore(volumeName, false, false)
? Path.GetLongPathCore(volumeName, GetFullPathOptions.None)
: Path.LongPathPrefix + volumeName;
}
else
{
if (volumeName.Length == 1)
{
volumeName += Path.VolumeSeparatorChar;
}
else if (!volumeName.StartsWith(Path.GlobalRootPrefix, StringComparison.OrdinalIgnoreCase))
{
volumeName = Path.GetPathRoot(volumeName, false);
}
}
if (Utils.IsNullOrWhiteSpace(volumeName))
{
throw new ArgumentException("Argument must be a drive letter (\"C\"), RootDir (\"C:\\\") or UNC path (\"\\\\server\\share\")");
}
Name = Path.AddTrailingDirectorySeparator(volumeName, false);
_volumeHandle = null;
}
public VolumeInfo(string volumeName)
{
if (Utils.IsNullOrWhiteSpace(volumeName))
{
throw new ArgumentNullException("volumeName");
}
if (!volumeName.StartsWith(Path.LongPathPrefix, StringComparison.Ordinal))
{
volumeName = Path.IsUncPathCore(volumeName, false, false) ? Path.GetLongPathCore(volumeName, GetFullPathOptions.None) : Path.LongPathPrefix + volumeName;
}
else
{
volumeName = volumeName.Length == 1 ? volumeName + Path.VolumeSeparatorChar : Path.GetPathRoot(volumeName, false);
if (!volumeName.StartsWith(Path.GlobalRootPrefix, StringComparison.OrdinalIgnoreCase))
{
volumeName = Path.GetPathRoot(volumeName, false);
}
}
if (Utils.IsNullOrWhiteSpace(volumeName))
{
throw new ArgumentException(Resources.InvalidDriveLetterArgument, "volumeName");
}
Name = Path.AddTrailingDirectorySeparator(volumeName, false);
_volumeHandle = null;
}
private DirectoryInfo(KernelTransaction transaction, string fullPath, bool junk1, bool junk2)
{
IsDirectory = true;
Transaction = transaction;
LongFullName = Path.GetLongPathCore(fullPath, GetFullPathOptions.None);
OriginalPath = Path.GetFileName(fullPath, true);
FullPath = fullPath;
DisplayPath = OriginalPath.Length != 2 || OriginalPath[1] != Path.VolumeSeparatorChar ? OriginalPath : Path.CurrentDirectoryPrefix;
}