public void addGroupMember(GroupMember groupMember, Group group)
 {
     try {
         db.GroupMembers.InsertOnSubmit(RepositoryUtility.createDALGroupMemberFromGroupMember(groupMember, group));
         db.SubmitChanges();
     } catch (Exception) {
         //TODO saznaj koje su iznimke
         //iznimka se generira ako se narusi bilo koje pravilo vezano uz primary key ili foreign key. Znači, iznimka se
         //generira ako se pokuša dodati osoba koja ima JMBAG koji koristi neka druga osoba, zatim ako se pod osoba.sifUloga
         //stavi neki broj kojeg nema u tablici Uloga, itd..
         //return false;
     }
     //return true;
 }
		private void detach_GroupMembers(GroupMember entity)
		{
			this.SendPropertyChanging();
			entity.Client = null;
		}
 partial void DeleteGroupMember(GroupMember instance);
 partial void UpdateGroupMember(GroupMember instance);
 partial void InsertGroupMember(GroupMember instance);
		private void attach_GroupMembers(GroupMember entity)
		{
			this.SendPropertyChanging();
			entity.Resource1 = this;
		}