public static boolean isValidAddress(String address) {
        return ADDRESS_PATTERN.matcher(address).matches();
    }
@Test
    void testValidAddress() {
        assertTrue(NetUtils.isValidAddress("10.20.130.230:20880"));
        assertFalse(NetUtils.isValidAddress("10.20.130.230"));
        assertFalse(NetUtils.isValidAddress("10.20.130.230:666666"));
    }