public void removeMyAffectsFrom(Physical P) {
    if (P == null) return;

    int x = 0;
    final Vector<Ability> eff = new Vector<Ability>();
    Ability thisAffect = null;
    for (x = 0; x < P.numEffects(); x++) // personal
    {
      thisAffect = P.fetchEffect(x);
      if (thisAffect != null) eff.addElement(thisAffect);
    }
    if (eff.size() > 0) {
      final Map<String, String> h = makeMySpellsH(getMySpellsV());
      if (unrevocableSpells != null) {
        for (int v = unrevocableSpells.size() - 1; v >= 0; v--) {
          thisAffect = unrevocableSpells.get(v);
          if (h.containsKey(thisAffect.ID())) P.delEffect(thisAffect);
        }
      } else
        for (x = 0; x < eff.size(); x++) {
          thisAffect = eff.elementAt(x);
          final String ID = h.get(thisAffect.ID());
          if ((ID != null) && (thisAffect.invoker() == getInvokerMOB(P, P))) {
            thisAffect.unInvoke();
            if ((!uninvocable) && (!thisAffect.canBeUninvoked())) P.delEffect(thisAffect);
          }
        }
      unrevocableSpells = null;
    }
  }
 public boolean destroyIfNecessary() {
   final Physical E = affected;
   if ((affects.size() == 0) && (E != null)) {
     unInvoke();
     E.delEffect(this);
     return true;
   }
   return false;
 }