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org.apache.jasper.JasperException: An exception occurred processing JSP page /admin/addProduct.jsp at line 21
18: response.setContentType("text/html;charset=gb2312");
19: DiskFileItemFactory factory=new DiskFileItemFactory();
20: ServletFileUpload upload=new ServletFileUpload(factory);
21: List list=upload.parseRequest(request);
22: Commodity product = new Commodity();
23: for(int i=0;i<list.size();i++){
24: FileItem item=(FileItem)list.get(i); //循环读取出每个参数
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:515)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:408)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
root cause
javax.servlet.ServletException: org.apache.commons.fileupload.FileUploadBase$InvalidContentTypeException: the request doesn't contain a multipart/form-data or multipart/mixed stream, content type header is null
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:855)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:784)
org.apache.jsp.admin.addProduct_jsp._jspService(addProduct_jsp.java:253)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:384)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
root cause
org.apache.commons.fileupload.FileUploadBase$InvalidContentTypeException: the request doesn't contain a multipart/form-data or multipart/mixed stream, content type header is null
org.apache.commons.fileupload.FileUploadBase$FileItemIteratorImpl.<init>(FileUploadBase.java:885)
org.apache.commons.fileupload.FileUploadBase.getItemIterator(FileUploadBase.java:331)
org.apache.commons.fileupload.FileUploadBase.parseRequest(FileUploadBase.java:349)
org.apache.commons.fileupload.servlet.ServletFileUpload.parseRequest(ServletFileUpload.java:126)
org.apache.jsp.admin.addProduct_jsp._jspService(addProduct_jsp.java:96)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:384)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
<form name="form1" action="addProduct.jsp" method="post" enctype="multipart/form-data"
onSubmit="return fun_check_form()">
<form name="form1" action="addProduct.jsp" method="post" enctype="multipart/form-data" onSubmit="return fun_check_form()">
<form name="form1" action="addProduct.jsp" method="post" enctype="multipart/form-data" onSubmit="return fun_check_form();">