- private HashSet<E> ess = new HashSet<E>();
- public BindingGroup() { }
- public BindingGroup(E e) {
- ess.add(e);
+ private HashSet<E> set = new HashSet<E>();
+ public BindingGroup bind_others;
+ public BindingGroup other() { return bind_others; }
+ public BindingGroup(BindingGroup bind_others) { this.bind_others = bind_others; }
+ public BindingGroup() {
+ this.bind_others = new BindingGroup(this);