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<%
response.setContentType(fileminitype);
response.setHeader("Location",filename);
response.setHeader("Cache-Control", "max-age=" + cacheTime);
//filenameÓ¦¸ÃÊDZàÂëºóµÄ(utf-8)
response.setHeader("Content-Disposition", "attachment; filename=" + filename);

response.setContentLength(filelength);
OutputStream outputStream = response.getOutputStream();
InputStream inputStream = new FileInputStream(filepath);
byte[] buffer = new byte[1024];
int i = -1;
while ((i = inputStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, i);
}
outputStream.flush();
outputStream.close();
inputStream.close();
outputStream = null;
%>
 
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public void service(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
res.setContentType(" text/plain ");
OutputStream outputStream = null;
try {
outputStream = res.getOutputStream();
//°ÑÎļþ·¾¶ÎªsrcFileµÄÎļþдÈëoutputStreamÖÐ
popFile(srcFile, outputStream)) ;

} catch (IOException e) {
e.printStackTrace();
}
}
 
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URLConnection con;
try {
//urlÊDZ»µ÷ÓõÄSERVLETµÄÍøÖ· Èç *.do
con = url.openConnection();
con.setUseCaches(false);
con.setDoInput(true);
con.setDoOutput(true);
con.setRequestProper


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