After some google search about this problem i saw a github issue with a developper having the same problem
https://github.com/apache/dubbo/issues/3779 >From what I understand this issue has been fixed so for which reason do you guys think i still have the problem ? Thanks for your help ! Le jeu. 14 avr. 2022 à 16:01, Daniel SAWAN <danielsa...@gmail.com> a écrit : > I am using fastjson without importing the > maven dubbo-serialization-fastjson pom. Seems like it is included in Dubbo. > > My consumer url is > : > reference.setUrl("dubbo://"+vpsIp+":20880/"+interfaceName+"?token=1234567&serialization=fastjson"); > > So as you can see i put the serialization directly in the URL because i > didn't find a way to configure it in java. (if you can help on this...) > > "I think the the exception happened on the provider side when trying to > deserialize raw json data to java bean." > That's exactly what is happening. > > "FastjsonObjectInput#readObject(Class<T> cls, Type type)" > > This method is never called. The called method is "public <T> T > readObject(Class<T> cls)" > > here is some screenshots to show you what is happening : > > https://i.imgur.com/VAdQKlt.png > https://i.imgur.com/5su4FsJ.png > > and finally when the error happen : https://i.imgur.com/66zfbUi.png > > So yes it seems like when using fastjson it got a Map of JSONObject > instead of a List of OperatingSystemVersion. > If i remove from the consumer url the param serialization=fastjson > everything work fine. > > > > > > > Le jeu. 14 avr. 2022 à 15:11, Jun Liu <liu...@apache.org> a écrit : > >> Are you using fastjson as the default serialization protocol there? Say >> by using ‘dubbo-serialization-fastjson’? >> >> I think the the exception happened on the provider side when trying to >> deserialize raw json data to java bean. Would you please set a breakpoint >> at the following place to try to debug and see the exact type of the second >> argument ’type’? >> >> FastjsonObjectInput#readObject(Class<T> cls, Type type) >> >> I guess it’s because the autoType feature has been disabled in the latest >> several fastjson releases for security reasons. >> >> Jun >> >> > On Apr 8, 2022, at 11:20 PM, Daniel SAWAN <danielsa...@gmail.com> >> wrote: >> > >> > client side error : >> > Caused by: org.apache.dubbo.remoting.RemotingException: >> > com.alibaba.fastjson.JSONException: autoType is not support. >> > java.lang.ClassCastException >> > >> > Seems like instead of sending a List<User> dubbo client is sending a >> > List<JSONObject> to Dubbo server. >> >>