postman分别以form-data/raw-application/json方式发送POST请求,后端使用分别使用@RequestBody/@RequestParam注解需封装的POJO
form-data ---> @RequestBody 封装失败
form-data ---> @RequestParam 封装失败
raw-application/json ---> @RequestParam 封装失败
raw-application/json ---> @RequestBody 成功封装
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