[springboot ckeditor ] Required request part 'file' is not present

 

 

问题描述：

 

{"timestamp":"2020-05-11T00:32:58.215+0000","status":400,"error":"Bad Request","message":"Required request part 'file' is not present","trace":"org.springframework.web.multipart.support.MissingServletRequestPartException: Required request part 'file' is not present
 org.springframework.web.method.annotation.RequestParamMethodArgumentResolver.handleMissingValue(RequestParamMethodArgumentResolver.java:199)
 org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.resolveArgument(AbstractNamedValueMethodArgumentResolver.java:114)
 org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:121)
 org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:167)
 org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:134)
 org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:106)
 org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:879)
 org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:793)
 org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
 org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)
 org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
 org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
 org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
 org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
 org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
 org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
 org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
 org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
 org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
 org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
 org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
 org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
 org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
 org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
 org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
 org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
 org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
 org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
 org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
 org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
 org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)
 org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
 org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
 org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1639)
 org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
 org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
 java.lang.Thread.run(Thread.java:745)\r\n","path":"/ckeditorupload"}

 

 

处理方法：

 

 

ckeditor 实例中 @RequestParam("file") MultipartFile file 改为 @RequestParam("upload") MultipartFile file

不报错了

@ResponseBody
@RequestMapping(value = "/ckeditorupload", method = {RequestMethod.POST})
public ImageUploadVo ckupload(@RequestParam("upload") MultipartFile file){

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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