使用jspSmartUpload文件上传

使用jspSmartUpload文件上传

 

index.html

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>upload file</title>
<script type="text/javascript">
function callback(msg)
{
	document.getElementById("file").outerHTML = document.getElementById("file").outerHTML;
	document.getElementById("msg").innerHTML = "<font color=red>"+msg+"</font>";
}
</script>
</head>
<body>

<form action="upload.jsp" id="form1" name="form1" encType="multipart/form-data"  method="post" target="hidden_frame" >
	<input type="file" id="file" name="file" style="width:450">
	<INPUT type="submit" value="上传文件"><span id="msg"></span>
	<br>
	<font color="red">支持JPG,JPEG,GIF,BMP,SWF,RMVB,RM,AVI文件的上传</font>              
	<iframe name='hidden_frame' id="hidden_frame" style='display:none'></iframe>
</form>

</body>
</html>

 

 

upload.jsp

<%@ page language="java" contentType="text/html; charset=gb2312" %>
<%@ page import="com.jspsmart.upload.SmartUpload"%>

<%
	//新建一个SmartUpload对象
	SmartUpload su = new SmartUpload();

	//上传初始化
	su.initialize(pageContext);

	// 设定上传限制
	//1.限制每个上传文件的最大长度。
	su.setMaxFileSize(10000000);

	//2.限制总上传数据的长度。
	su.setTotalMaxFileSize(20000000);

	//3.设定允许上传的文件(通过扩展名限制),仅允许doc,txt文件。
	su.setAllowedFilesList("doc,txt,jpg,rar,mid,waw,mp3,gif");
	
	boolean sign = true;
	
	//4.设定禁止上传的文件(通过扩展名限制),禁止上传带有exe,bat,jsp,htm,html扩展名的文件和没有扩展名的文件。
	try {
		su.setDeniedFilesList("exe,bat,jsp,htm,html");

		//上传文件
		su.upload();
		//将上传文件保存到指定目录
		su.save("D:\\");

	}
	catch (Exception e) {
		e.printStackTrace();
		sign = false;
	}
	if(sign==true)
	{
		out.println("<script>parent.callback('upload file success')</script>");
	}else
	{
		out.println("<script>parent.callback('upload file error')</script>");
	}
%>

 

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