public AbstractInjectableModelImmutable(AbstractInjectableModelState <TMember> state)
     : base(state)
 {
     this._state = state;
 }
 public AbstractInjectableModelMutableImpl(AbstractInjectableModelState <TMember> state, AbstractInjectableModelImmutable <TMember> immutable)
     : base(state, immutable)
 {
     this._state     = state;
     this._immutable = immutable;
 }