List<Codec> decoders = new ArrayList<Codec>();
decoders.add(new JacksonGroupDecoder());
decoders.add(new FastjsonCodec());
decoders.add(new JacksonCodec());
decoders.add(new SimpleJsonCodec());
decoders.add(new JsonLibCodec());
for (int i = 0; i < 20; ++i) {
for (Codec decoder : decoders) {
decodeToJavaBean(text, decoder);
}