Implementing Logging & Transaction for NHibernate through Configuration Files using Aspect Oriented Programming via Unity

using NHibernate;
using UnityGettingStarted;

namespace Infrastructure.Repositories
{
    public class DepartmentRepository : RepositoryBase
    {
        public DepartmentRepository(ISession session) : base(session)
        {
        }

        public Department GetDepartment(int DepartmentID)
        {
            return (Department) Session.Load(typeof (Department), DepartmentID);
        }

        public void SaveDepartment(Department department)
        {                        
            Session.SaveOrUpdate("Department", department);            
        }
    }
}