public void RemoveSpecialization(Specialization oldSpecialization)
{
if (oldSpecialization == null)
{
return;
}
if (this.specialization != null)
{
if (this.specialization.Contains(oldSpecialization))
{
this.specialization.Remove(oldSpecialization);
}
}
}
public void AddSpecialization(Specialization newSpecialization)
{
if (newSpecialization == null)
{
return;
}
if (this.specialization == null)
{
this.specialization = new List <Specialization>();
}
if (!this.specialization.Contains(newSpecialization))
{
this.specialization.Add(newSpecialization);
}
}