public byte[] encode(String val, String delimiters) {
        return codecs[0].encode(val);
    }
@Test
    public void testEncodeChinesePersonNameGB18030() {
        assertArrayEquals(CHINESE_PERSON_NAME_GB18030_BYTES,
                gb18030().encode(CHINESE_PERSON_NAME_GB18030, PN_DELIMS));
    }