@RequiresEdt
    public void refilter() {
      if (mySpeedSearch.isPopupActive()) {
        Set<U> acceptCache = createUserObjectSet();
        computeAcceptCache(myRootObject, acceptCache);
        filterChildren(myRootObject, x -> acceptCache.contains(x));
      }
      else {
        filterChildren(myRootObject, x -> true);
      }
    }
@RequiresEdt
    public void refilter()