return convertEmptyToNull(city);
    }

    public void setCity(String value) {
        registerModifiedProperty("city");
        this.city = value;
    }

    public String getDepartmentNumber() {
        checkSpecifiedProperty("departmentNumber");
        return convertEmptyToNull(departmentNumber);
    }

    public void setDepartmentNumber(String value) {

        setupEpg(_epgMap, et -> ((User) et).getCity(), (et, vl) -> ((User) et).setCity(DfTypeUtil.toString(vl)), "city");
        setupEpg(_epgMap, et -> ((User) et).getDepartmentNumber(), (et, vl) -> ((User) et).setDepartmentNumber(DfTypeUtil.toString(vl)),
                "departmentNumber");

    }

    @Test
    public void test_user_departmentNumber() {
        final User user = new User();
        assertNull(user.getDepartmentNumber());

        user.setDepartmentNumber("DEPT001");
        assertEquals("DEPT001", user.getDepartmentNumber());
    }

    @Test
    public void test_user_description() {
        final User user = new User();
        assertNull(user.getDescription());