Files' name is invalid or does not exist (1205).
小弟在做实训,在做图片上传时遇到这个问题,解决不了,小弟已添加了“enctype= "multipart/form-data "”,但是还是不行,望各位前辈帮帮小弟
ImagesAdd.jsp
<form name="Book_Delete" method="post" enctype= "multipart/form-data " action="../test.jsp">
<input type="hidden" name="Bookoperation" value="image_Add">
<table width="768">
<tr>
<td width="100" height="20"> 图 片:</td>
<td><input type="file" name="file" width="100" height="20" value="浏 览" /></td>
</tr>
<tr>
<td><input type="submit" name="submit" width="100" height="20" value="上 传" /></td>
</tr>
</table>
</form>
test.jsp
<%
//实例化上传组件
SmartUpload upload = new SmartUpload();
//初始化上传组件
upload.initialize(this.getServletConfig(), request, response);
//开始上传
upload.upload();
//获取上传的文件列表对象
Files f = upload.getFiles();
//获取文件对象
File fil = f.getFile(0);
//去的文件后缀
String ext = fil.getFileExt();
//来源:(http://blog.sina.com.cn/s/blog_59d6717c0100e62l.html) - SmartUpload上传图片_忘了时间的钟_新浪博客
//判断文件类型是否是jpg格式
if (!(ext.equals("jpg"))) {
out.println("<script type='text/javascript'>alert('文件类型错误'); location.replace('index.jsp');</script>");
return;
}
//满足条件进行文件的上传 需要注意的是upload使我们webRoot文件夹下的一个目录
fil.saveAs("uploadImages/" + fil.getFileName());
%>
这是错误提示:
org.apache.jasper.JasperException: An exception occurred processing JSP page /test.jsp at line 29
26:
27: //获取文件对象
28:
29: File fil = f.getFile(0);
30:
31: //去的文件后缀
32:
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:515)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:426)
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)
com.OlineBookStores.Filter.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:122)
root cause
java.lang.IllegalArgumentException: Files' name is invalid or does not exist (1205).
com.jspsmart.upload.Files.getFile(Files.java:73)
org.apache.jsp.test_jsp._jspService(test_jsp.java:85)
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)
com.OlineBookStores.Filter.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:122)