public List<Enrollment> loadEnrollmentsForCourse (Course course) {
        EnrollmentLoader enrollmentLoader = null;
        Enrollment enrollmentTemplate = new Enrollment();
        List<Enrollment> enrollments = null;
        //Loads Enrollment Loader into enrollmentLoader Object.
        try {
            enrollmentLoader = EnrollmentDbLoader.Default.getInstance();
        } catch (PersistenceException e) {
            enrollmentLoader = null;
        }
        if(enrollmentLoader == null) {
            Logger.getLogger(CourseMembershipLogic.class.getName()).log(Level.SEVERE, "Failed to get the Enrollment Loader");
            return null;
        }
        if(course == null) {
            Logger.getLogger(CourseMembershipLogic.class.getName()).log(Level.SEVERE, "Course Passed through was not initialised.");
            return null;
        }
        enrollmentTemplate.setCourseSiteId(course.getId());
        try {
            enrollments = enrollmentLoader.load(enrollmentTemplate);
        } catch (PersistenceException e) {
            enrollments = null;
            Logger.getLogger(CourseMembershipLogic.class.getName()).log(Level.SEVERE, "Enrollments could not be loaded..");
        }
        return enrollments;
    }