jspSmartUpload组件上传改名
最新回答
薇颜浅笑
2024-04-14 01:58:26
<%@ include file="checkloginc.jsp"%>
<%@ page import="com.jspsmart.upload.*"%>
<%@ page import="java.util.Date"%>
<%@ page import="java.text.*"%>
<jsp:useBean id="mySmartUpload" scope="page" class="com.jspsmart.upload.SmartUpload" />
<HTML>
<BODY BGCOLOR="white">
<%
//作者:Arhwen email:arhwen@126.com
//生成日期字符串,以便产生一个不会重复的文件名
SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddhhmmss");
Date myDate = new Date();
String tempname=formatter.format(myDate);
// 上传初始化
mySmartUpload.initialize(pageContext);
mySmartUpload.setTotalMaxFileSize(10000000);
// 允许上传的文件类型
mySmartUpload.setAllowedFilesList("jpg,gif,png,asf,wmv,avi,swf,txt,rar");
// 禁止上传的文件类型:
mySmartUpload.setDeniedFilesList("exe,bat,jsp,asp,php,aspx");
// 上传
mySmartUpload.upload();
try {
//获得表单与输入框名称
String formname,fieldname;
formname=request.getParameter("formname");
fieldname=request.getParameter("fieldname");
//改名开始
File myfile = mySmartUpload.getFiles().getFile(0);
String filename = null;
if (myfile .getFileExt().length()>0){
String temp_FileName = "arhwen_"+fieldname+"_"+tempname;//这儿在日期字符串加上了一个标识符
myfile .saveAs("/upload/"+temp_FileName+"."+myfile.getFileExt(),mySmartUpload.SAVE_VIRTUAL);
filename =temp_FileName+"."+myfile .getFileExt();
}
//改名结束
//将生成的文件名自动写在文本框
out.print("<script>window.opener.document."+formname+"."+fieldname+".value='"+filename+"'</script>");
} catch (Exception e) {
out.println(e.toString());
}
%>
</BODY>
</HTML>
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