if (o instanceof SearchCommunity) { SearchCommunity sc = (SearchCommunity)o; return (myUIDs.contains(sc.getUID())); } return false;
return (o instanceof Community);
    public boolean execute(Object o) {      if (o instanceof SearchCommunity) {        SearchCommunity sc = (SearchCommunity)o;        return (myUIDs.contains(sc.getUID()));      }      return false;    }