GDS.isc_tpb_concurrency:
case GDS.isc_tpb_concurrency:
    public void setTransactionIsolation(int isolation) {        tpb.remove(new Integer(GDS.isc_tpb_read_committed));        tpb.remove(new Integer(GDS.isc_tpb_concurrency));        tpb.remove(new Integer(GDS.isc_tpb_consistency));        switch (isolation) {            GDS.isc_tpb_read_committed:                 tpb.add(new Integer(GDS.isc_tpb_read_committed));                break;            GDS.isc_tpb_concurrency:                 tpb.add(new Integer(GDS.isc_tpb_concurrency));                break;            GDS.isc_tpb_consistency:                 tpb.add(new Integer(GDS.isc_tpb_consistency));                break;            default: break;        }    }