private void CheckFileExists(MountFilePath file)
{
if (!file.Mount.Exists(file.Path) || file.Mount.IsDir(file.Path))
{
throw new FileNotFoundException(string.Format("No such file: {0}", file.GetGlobalPath()));
}
}
private void CheckDirDoesNotExist(MountFilePath file)
{
if (file.Mount.Exists(file.Path) && file.Mount.IsDir(file.Path))
{
throw new IOException(string.Format("Directory {0} already exists", file.GetGlobalPath()));
}
}
private void CheckEitherDoesNotExist(MountFilePath file)
{
if (file.Mount.Exists(file.Path))
{
throw new IOException(string.Format("Path {0} already exists", file.GetGlobalPath()));
}
}
private void CheckPathsNotOverlapping(MountFilePath src, MountFilePath dst)
{
if (src.Mount == dst.Mount)
{
if (src.Path.IsParentOf(dst.Path) || dst.Path.IsParentOf(src.Path))
{
throw new IOException(string.Format("Cannot move or copy path {0} inside itself", src.GetGlobalPath()));
}
}
}