記一個Jackson與Hutool混用的坑 No serializer found for class cn.hutool.json.JSONNull and no properties discov
問題： 前端在獲取接口的時候，有一個JsonObject put字段的值爲null，前端獲取不到查看源碼發現 原來會默認忽略爲null的值 ， 所以這好辦啊，構造參數重新設值就好了，於是如下圖 啓動，運行，再返回前端的時候竟然報錯了，看錯誤信息 問題分析 Hutool會使用JSONNull來表示空值，而SpringBoot默認使用的序列化是Jackson，在接口調用過程中使用了Map，直接傳入了H
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相關文章
- 1. 記一個Jackson與Hutool混用的坑 No serializer found for class cn.hutool.json.JSONNull and no properties discov
- 2. No serializer found for class org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer and no pro
- 3. No serializer found for class 類名 and no properties discovered to create BeanSerializer
- 4. No serializer found for class java.io.FileDescriptor and no properties discovered to create BeanSeri
- 5. Java報錯：No serializer found for class org.json.JSONObject and no properties discovered to create
- 6. 解決:Could not write JSON: No serializer found for class *** and no properties錯誤
- 7. Could not write content: No serializer found for class and no properties discovered to create BeanSe
- 8. org.codehaus.jackson.map.JsonMappingException: No serializer found for class org.hibernate.proxy.poj
- 9. No serializer found for class com.entity.User and no properties discovered to create BeanSerializer
- 10. No serializer found for class org.apache.ibatis.executor.loader.javassist.JavassistProxyFactory$