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<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<html>
<head>
<title>download</title>
</head>
<body>
<a href="xia.jsp?filename=н¨Îĵµ.txt">н¨Îĵµ.txt</a>
</body>
</html>
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<%@ page contentType="text/html;charset=gbk"%>
<%@ page language="java" import="java.io.*,java.net.*" pageEncoding="gbk"%>
<html>
<head>
<title>test</title>
</head>
<body>
<%
response.setContentType("text/html");
javax.servlet.ServletOutputStream ou = response.getOutputStream();
String filepath="uploadfile/";
String filename=new String(request.getParameter("filename").getBytes("ISO8859_1"),"GB2312").toString();
System.out.println("DownloadFile filepath:" + filepath);
System.out.println("DownloadFile filename:" + filename);
java.io.File file = new java.io.File(filepath + filename);
if (!file.exists()) {
System.out.println(file.getAbsolutePath() + " Îļþ²»´æÔÚ!");
return;
}
// ¶ÁÈ¡ÎļþÁ÷
java.io.FileInputStream fileInputStream = new java.io.FileInputStream(file);
// ÏÂÔØÎļþ
// ÉèÖÃÏìӦͷºÍÏÂÔØ±£´æµÄÎļþÃû
if (filename != null && filename.length() > 0) {
response.setContentType("application/x-msdownload");
response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes("gb2312"),"iso8859-1") + "");
if (fileInputStream != null) {
int filelen = fileInputStream.available();
//ÎļþÌ«´óʱÄÚ´æ²»ÄÜÒ»´Î¶Á³ö,Ҫѭ»·
byte a[] = new byte[filelen];
fileInputStream.read(a);
ou.write(a);
}
fileInputStream.close();
ou.close();
}
%>
</body>
</html>
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ʹÓÃservlet Ê×ÏÈÅäÖÃweb.xml
<servlet>
<servlet-name>DownloadFile</servlet-name>
<servlet-class>libin123.com.cn.servlet.DownloadFil


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<%
response.sendRedirect("lg.jsp");
%>
lg.jsp ʵÏֵǼ¿ò¼Ü
<%@ page contentType="text/html; charset=utf-8" %>
<html>
<head>
<title>
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</title>
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