解决com.alibaba.fastjson.JSONException: write javaBean error, fastjson version 1.2.83
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数据库
2023-11-14 11:01:40.609 INFO 1 --- [nio-8083-exec-8] c.ai.sop.management.aop.ExceptionAspect:aroundAdvice常: com.alibaba.fastjson.JSONException: write javaBean error, fastjson version 1.2.83, class org.springframework.web.multipart.support.StandardMultipartHttpServletRequest, method : getAsyncContext
在日志中,Fastjson似乎试图将StandardMultipartHttpServletRequest序列化为JSON这可能是因为HttpServletRequest被错误地传递给了Fastjson,而不是MultipartFile
查看代码
@RequestMapping(value = "/importInfoExcel")
public String importInfoExcel(HttpServletRequest httpServletRequest,HttpServletResponse httpServletResponse,MultipartFile multipartFile) {
String retmesg = "";
try {
logger.info("importInfoExcel-----");
EasyExcel.read(multipartFile.getInputStream(), OrgUser.class,new DataList(wlwService)).sheet().doRead();
retmesg = "{\"code\":1,\"desc\":\"导入完成\"}";
return retmesg;
} catch (Exception e) {
return "{\"code\":-1,\"desc\":\"导入失败\"}";
}
看到问题可能出现在尝试将MultipartFile转换为JSON时具体来说,Fastjson库在尝试序列化HttpServletRequest对象时可能遇到了问题。要解决这个问题,需要确保只将MultipartFile对象传递给Fastjson。所以删除HttpServletRequest和HttpServletResponse参数就行了。
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