List<Codec> decoders = new ArrayList<Codec>();
decoders.add(new FastjsonCodec());
decoders.add(new JacksonCodec());
decoders.add(new SimpleJsonCodec());
// decoders.add(new JsonLibDecoderImpl());
decoders.add(new GsonCodec());
long time = System.currentTimeMillis();
for (Codec codec : decoders) {
String text = codec.encode(new java.sql.Date(time));
System.out.println(codec.getName() + " : " + text);