DuplicateHost foo = new DuplicateHost();
        foo.setRegularName("www.foo.com");
        foo.setDuplicateHostName("foo.com");
        duplicateHostHelper.duplicateHostList.add(foo);
        DuplicateHost bar = new DuplicateHost();
        bar.setRegularName("www.bar.com");
        bar.setDuplicateHostName("mail.bar.com");
        duplicateHostHelper.duplicateHostList.add(bar);

        setupEpg(_epgMap, et -> ((DuplicateHost) et).getRegularName(),
                (et, vl) -> ((DuplicateHost) et).setRegularName(DfTypeUtil.toString(vl)), "regularName");
        setupEpg(_epgMap, et -> ((DuplicateHost) et).getSortOrder(),
                (et, vl) -> ((DuplicateHost) et).setSortOrder(DfTypeUtil.toInteger(vl)), "sortOrder");