switch语句的判断条件可以接受int,byte,char,short,不能接受其他类型只有JDK版本1.7以上才可以支持String 设置如下可解决问题:(若没有JDK1.7版,可下载一下安装)菜单选项-->project->properties->java compiler->compiler compliance level:选1.7即可…

1.异常 org.springframework.http.converter.HttpMessageNotReadableException: Required request body is missing 情况一. 2.问题展示 @RequestMapping(value = "/somewhere", method = POST) public SomeResponse someHandler(@RequestBody XXXDTO xxxDTO) { ... } 当入参DTO…

客户端当发送空的json字符串时,请求RestController时,报错: DefaultHandlerExceptionResolver : Failed to read HTTP message: org.springframework.http.converter.HttpMessageNotReadableException: Required request body is missing: public java.lang.String com.gomepay.xxx.Locale…

@RequestParam jQuery调用方式: deleteFile: function(filePath) { return ajax({ method: 'POST', url: '/cm/soft/package/package/deleteFile', data: { fileDir: filePath } }); }, 后台java controller形式 public BaseResultVO deleteFile(@RequestParam("fileDir") S…

required string parameter 'XXX'is not present 的几种情况 情况一:原因是由于头文件类型不对,可以在MediaType中选择合适的类型,例如GET和POST 情况二:jquery提交delete时,不支持@RequestParam,只支持@PathVariable形式 情况三:若api在调用的时候,如果存在重类型,但不重名:例如:/id与/name,两者在类型上是一样的 情况四:这里提示Required String parameter 'XXX' i…

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2019-07-16 14:55:18.498 ERROR 8880 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** APPLICATION FAILED T…

Parameter 0 of method orderSqlSessionFactory in com.config.MultipleDBConfig required a single bean, but 2 were found: - orderDataSource: defined by method 'orderDataSource' in class path resource [com/config/MultipleDBConfig.class] - crmDataSource: d…

报错:required string parameter XXX is not present 不同工具发起的get/delete请求,大多数不支持@RequestParam,只支持@PathVariable形式 若api在调用的时候,如果存在重类型,但不重名:例如:/id与/name,两者在类型上是一样…

https://jira.spring.io/browse/SPR-12888 Description When I use @RequestBody on one of my controllers for a required parameter, I need some useful way of saying which parameter was missing if it's not there. The exception message I see currently looks…

遇到一个问题 在一个地址链接(URL)里使用 url?param1=val1&param2=val2 的方式传递参数,结果在获取参数值时发现不是当初设定的值. 具体案例 以特殊字符井号(#)为例. 部分参数值丢了 JS里设置参数 window.location="some_web_project/xxx.jsp?param_key=abc#xyz"; Java中取参数值 Sting paramVal = request.getParameter("param_key&…