public void encode(Buffer buffer) throws IOException { for (Record record : _records) { getMessage().getCompression().encodeName(record.getName(), buffer); record.getType().encode(buffer); record.getDnsClass().encode(buffer); BufferUtil.putInt(buffer, record.getTtl()); int index = buffer.putIndex(); buffer.setPutIndex(index + 2); record.doEncode(buffer, getMessage().getCompression()); BufferUtil.poke16(buffer, index, buffer.putIndex() - index - 2); } }