public byte[] encode(String val, String delimiters) {
        return codecs[0].encode(val);
    }
@Test
    public void testEncodeChineseLongTextGB2312() {
        assertArrayEquals(CHINESE_LONG_TEXT_GB2312_BYTES,
                gb2312().encode(CHINESE_LONG_TEXT_GB2312, LT_DELIMS));
    }