Springboot 传递 List「Long」 IdList

末蓝、 2023-02-25 08:34 69阅读 0赞

/**
     * 删除企业排污口详细信息
     *
     * @return
     */
    @DeleteMapping("/bathDelete")
    public Result bathDelete(@RequestBody IdListDto idListDto){
      Integer count = iOutfallEnterpriseService.bathDelete(idListDto.getIds());
      return ResponseUtil.getSuccess(count);
    }

@Data
    public class IdListDto {
    
      private List<Long> ids;
    
    }

# ![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzI3MzI3MjYx_size_16_color_FFFFFF_t_70][] #

# [SpringMVC开发中遇到的异常1：No primary or default constructor found for interface java.util.List][SpringMVC_1_No primary or default constructor found for interface java.util.List] #

Request processing failed; nested exception is java.lang.IllegalStateException: No primary or default constructor found for interface java.util.List

[![format_png][]][format_png 1]

错误写法：

[![format_png 2][]][format_png 2 1]

错误原因，没有默认的构造器，需要传输一个传输类

正确写法

[![format_png 3][]][format_png 3 1]

DispatchDTO内容如下：

[![format_png 4][]][format_png 4 1]

作者： 元宝爸爸

出处：[https://www.cnblogs.com/wozixiaoyao/p/11579238.html][SpringMVC_1_No primary or default constructor found for interface java.util.List]

版权：本文采用「[署名-非商业性使用-相同方式共享 4.0 国际][-_-_ 4.0]」知识共享许可协议进行许可。

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzI3MzI3MjYx_size_16_color_FFFFFF_t_70]: /images/20230209/5f228275e516471c91d8a79357895813.png
[SpringMVC_1_No primary or default constructor found for interface java.util.List]: https://www.cnblogs.com/wozixiaoyao/p/11579238.html
[format_png]: /images/20230209/49d53ee0d1a84dc2a0be04da6dabbe29.png
[format_png 1]: https://img2018.cnblogs.com/blog/842139/201909/842139-20190924164154310-928490889.png
[format_png 2]: https://imgconvert.csdnimg.cn/aHR0cHM6Ly9pbWcyMDE4LmNuYmxvZ3MuY29tL2Jsb2cvODQyMTM5LzIwMTkwOS84NDIxMzktMjAxOTA5MjQxNjQzNTEwNzQtMTQ0MzExMjkyLnBuZw?x-oss-process=image/format,png
[format_png 2 1]: https://img2018.cnblogs.com/blog/842139/201909/842139-20190924164351074-144311292.png
[format_png 3]: https://imgconvert.csdnimg.cn/aHR0cHM6Ly9pbWcyMDE4LmNuYmxvZ3MuY29tL2Jsb2cvODQyMTM5LzIwMTkwOS84NDIxMzktMjAxOTA5MjQxNjQ1NDQyMjgtMTcyODA1MDMzOS5wbmc?x-oss-process=image/format,png
[format_png 3 1]: https://img2018.cnblogs.com/blog/842139/201909/842139-20190924164544228-1728050339.png
[format_png 4]: https://imgconvert.csdnimg.cn/aHR0cHM6Ly9pbWcyMDE4LmNuYmxvZ3MuY29tL2Jsb2cvODQyMTM5LzIwMTkwOS84NDIxMzktMjAxOTA5MjQxNjQ2MjIzNjAtNDI5ODMxMDA0LnBuZw?x-oss-process=image/format,png
[format_png 4 1]: https://img2018.cnblogs.com/blog/842139/201909/842139-20190924164622360-429831004.png
[-_-_ 4.0]: https://creativecommons.org/licenses/by-nc-sa/4.0/