支持中文的jsp文件上传组件：jspSmartUpload.jar下载
jar包的存放位置：WEB-INF\lib下。
upload_image.html
<form method="post" action="new_upload.jsp" enctype="multipart/form-data"> <input type="file" name="file"> <input type="submit" name="Submit" value="上传"> </form>
image_upload.jsp
<%@ page contentType="text/html; charset=gb2312" import="com.jspsmart.upload.SmartUpload" %>
<html>
<head>
<title>文件上传处理页面</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<%
SmartUpload su = new SmartUpload();
su.initialize(pageContext);
try{
// 设定允许上传的文件（通过扩展名限制）
su.setAllowedFilesList("jpg,png,gif,bmp");
su.upload();
su.save("/upload");
}
catch (Exception e){
%>
<SCRIPT language=javascript>
alert("只允许上传.jpg/.gif/.png/.bmp类型图片文件");
window.location='upload_image.html';
</script>
<%
}try{
com.jspsmart.upload.File file = su.getFiles().getFile(0);
if (file.isMissing()){%>
<SCRIPT language=javascript>
alert("请先选择要上传的文件");
window.location='upload_image.html';
</script>
<%}
else{
// 显示当前文件信息
out.println("你上传的图片是：<img src='upload/"+file.getFileName()+"' >");
}
}catch (Exception e){
out.print(e.toString());
}
%>
</body>
</html>
相关文章：
基于jspSmartUpload的Jsp文件上传:防止文件重名被覆盖的解决方法
基于jspSmartUpload的Jsp文件上传实例
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