/// <summary>
/// Call dispose of repositories.
/// </summary>
protected override void Dispose(bool d)
{
_courseRepository.Dispose();
_studentRepository.Dispose();
_registerRepository.Dispose();
base.Dispose(d);
}
/// <summary>
/// Calls dispose for repositories.
/// </summary>
protected override void Dispose(bool disposing)
{
_courseRepository.Dispose();
_registerRepository.Dispose();
base.Dispose(disposing);
}