1 public String upload2(MultipartHttpServletRequest request, @RequestParam("name") String name){
2 List<MultipartFile> files = (List<MultipartFile>) request.getFile("myfiles");
3 }
4 //修改成如下方法，还是报同样下面的错误：
5 public String upload2(MultipartHttpServletRequest request, @RequestParam("name") String name, // 页面上的控件值
6             @RequestParam MultipartFile[] myfiles) {
7 List<MultipartFile> files = Arrays.asList(myfiles);
8 }
9 // jsp页面，传一个myfiles，单个文件是可以通过的，

<form method="POST" action="multipartFileUpload.action"
        enctype="multipart/form-data">
        <input type="text" name="name" /><br> 
        <input type="file"name="myfiles" /><br>
        <input type="file"name="myfiles" /><br>
        <input type="submit" /><br>
    </form>

org.springframework.web.multipart.MultipartException: Multiple files for field name [myfiles] found - not supported by MultipartResolver
    at org.springframework.web.multipart.commons.CommonsFileUploadSupport.parseFileItems(CommonsFileUploadSupport.java:254)
    at org.springframework.web.multipart.commons.CommonsMultipartResolver.parseRequest(CommonsMultipartResolver.java:166)
    at org.springframework.web.multipart.commons.CommonsMultipartResolver.resolveMultipart(CommonsMultipartResolver.java:149)
    at org.springframework.web.servlet.DispatcherServlet.checkMultipart(DispatcherServlet.java:1015)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:851)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:807)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)
    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:511)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
    at java.lang.Thread.run(Thread.java:619)