private void ResolveFileChain()
{
VirtualDiskLayer file = _files[_files.Count - 1].First;
while (file.NeedsParent)
{
bool foundParent = false;
FileLocator locator = file.RelativeFileLocator;
foreach (string posParent in file.GetParentLocations())
{
if (locator.Exists(posParent))
{
file = VirtualDisk.OpenDiskLayer(file.RelativeFileLocator, posParent, FileAccess.Read);
_files.Add(new ThinkAway.Tuple <VirtualDiskLayer, Ownership>(file, Ownership.Dispose));
foundParent = true;
break;
}
}
if (!foundParent)
{
throw new IOException("Parent disk not found");
}
}
}
