📄 download.jsp
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<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="gb2312"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type"
content="text/html; charset=gb2312">
<title>Insert title here</title>
</head>
<body>
<%
java.io.BufferedInputStream bis = null;
java.io.BufferedOutputStream bos = null;
try {
String filename = request.getParameter("filename");
filename = new String(filename.getBytes("iso-8859-1"), "gbk");
response.setContentType("application/x-msdownload");
response.setHeader("Content-disposition","attachment; filename="+ new String(filename.getBytes("gb2312"),"iso-8859-1"));
bis = new java.io.BufferedInputStream(
new java.io.FileInputStream(config.getServletContext().getRealPath("uploads/" + filename)));
//默认的路径是D:\Tomcat\webapps\\upDown
bos = new java.io.BufferedOutputStream(response.getOutputStream());
byte[] buff = new byte[2048];
int bytesRead;
while (-1 != (bytesRead = bis.read(buff, 0, buff.length))) {
bos.write(buff, 0, bytesRead);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (bis != null)
bis.close();
if (bos != null)
bos.close();
}
%>
</body>
</html>
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