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SSM框架下Spring MVC实现上传文件报错解决方案

发布时间:2017-04-18 17:13:06 标签:SSM | 阅读(1570)

SSM框架下,SpingMVC上传图片或文件时出现错误,具体错误如下:

四月 18, 2017 5:09:01 下午 org.apache.catalina.core.StandardWrapperValve invoke

严重: Servlet.service() for servlet [SpringMVC] in context with path [/CabangsServer] threw exception [Request processing failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.web.multipart.MultipartFile]: Specified class is an interface] with root cause

org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.web.multipart.MultipartFile]: Specified class is an interface

    at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:102)

    at org.springframework.web.bind.annotation.support

.HandlerMethodInvoker.resolveModelAttribute(HandlerMethodInvoker.java:770)

    at org.springframework.web.bind.annotation.support

.HandlerMethodInvoker.resolveHandlerArguments(HandlerMethodInvoker.java:363)

    at org.springframework.web.bind.annotation.support

.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:170)

    at org.springframework.web.servlet.mvc.annotation

.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:446)

    at org.springframework.web.servlet.mvc.annotation

.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:434)

    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:945)

    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:876)

    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)

    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:863)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)

    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

    at org.springframework.web.filter.HttpPutFormContentFilter

.doFilterInternal(HttpPutFormContentFilter.java:88)

    at org.springframework.web.filter.OncePerRequestFilter

.doFilter(OncePerRequestFilter.java:108)

    at org.apache.catalina.core.ApplicationFilterChain

.internalDoFilter(ApplicationFilterChain.java:241)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

    at org.springframework.web.filter.CharacterEncodingFilter

.doFilterInternal(CharacterEncodingFilter.java:88)

    at org.springframework.web.filter.OncePerRequestFilter

.doFilter(OncePerRequestFilter.java:108)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)

    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)

    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)

    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)

    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)

    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)

    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)

    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1087)

    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)

    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)

    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)

    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)

    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

    at java.lang.Thread.run(Thread.java:745)

解决方案:在Controller的MultipartFile参数前面加上@RequestParam竟然神奇的解决了,大坑,也怪自己不小心...

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