全局拦截器No serializer found for class java.util.Collections$3 and no properties discovered to create…

导读:本篇文章讲解 全局拦截器No serializer found for class java.util.Collections$3 and no properties discovered to create…,希望对大家有帮助,欢迎收藏,转发!站点地址:www.bmabk.com

全局拦截器No serializer found for class java.util.Collections$3 and no properties discovered to create…

问题背景

使用fasyjson,在全局拦截器的时候,出现:

No serializer found for class java.util.Collections$3 and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: org.apache.catalina.connector.RequestFacade[1]->o

显示序列化,但我实现了序列化,还是有错,由于请求参数为空,所以传入了一个空对象,而fastjson无法解析,就抛出了异常

解决方案

  1. 不管入参和出参是否为空,在配置文件中添加
spring:
  jackson:
    serialization:
      FAIL_ON_EMPTY_BEANS: false

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Lyric: 也许你已经放弃我

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