/// <summary>
/// Finds all the students not enrolled in the given course and binds it to the repeater.
/// </summary>
/// <param name="course">The reference course</param>
/// <param name="repeater">The repeater to be bound</param>
/// <returns>The number of enrollments</returns>
public int GetAllNotEnrolledStudentsForCourseAndBindToRepeater(Course course, ref Repeater repeater)
{
List <Student> notEnrolledStudents = studentDAO.FindAllStudentsNotEnrolledInCourse(course);
repeater.DataSource = notEnrolledStudents;
repeater.DataBind();
return(notEnrolledStudents.Count);
}