this.tpb.clear(); this.tpb.addAll(tpb.tpb);
this.tpb = new HashSet(tpb.tpb); this.txIsolation = tpb.txIsolation; this.mapper = tpb.mapper; this.readOnly = tpb.readOnly;
    public void setTpb(FBTpb tpb)    {        this.tpb.clear();        this.tpb.addAll(tpb.tpb);        createArray();    }