@SneakyThrows
    public static Integer getAreaId(String ip) {
        return Integer.parseInt(SEARCHER.search(ip.trim()));
    }
@Test
    public void testGetAreaId_string() {
        // 120.202.4.0|120.202.4.255|420600
        Integer areaId = IPUtils.getAreaId("120.202.4.50");
        assertEquals(420600, areaId);
    }