download.jsp

<%@ page contentType="text/html; charset=euc-kr" pageEncoding="EUC-KR"
 import="java.io.*"%>
<%
 out.clear();
 out = pageContext.pushBody();

 String fileName = request.getParameter("file_name");
 String filePath = this.getServletContext().getRealPath("/upload/");

 String full_path = filePath + "\\" + fileName;

 //response.setContentType("application/x-msdownload"); 
 response.setHeader("Content-Type", "aapplication/x-msdownload");
 response.setHeader("Content-Disposition", "attachment;filename="+ fileName + ";");

 //String convName1 = java.net.URLEncoder.encode(new String(fileName.getBytes("8859_1"), "euc-kr"),"UTF-8");
 String convName1 = new String(fileName.getBytes("8859_1"), "euc-kr");

// System.out.println(filePath);//test 용
// System.out.println(convName1);

 File file = new File(filePath + "\\" + convName1);

 if (fileName == null) {
  System.out.println("");
 }

 BufferedInputStream fin = new BufferedInputStream(new FileInputStream(file)); // 인풋객체생성
 BufferedOutputStream outs = new BufferedOutputStream(response.getOutputStream());

 byte b[] = new byte[(int) file.length()];
 if (file.length() > 0 && file.isFile()){// 0byte이상이고, 해당 파일이 존재할 경우
  int read = 0;
  try {
   while ((read = fin.read(b)) != -1) {
    outs.write(b, 0, read);
   }
   outs.flush();// 본인이 추가한 코딩부분.
  }

  catch (Exception e) {
   System.out.println("download error : " + e.getMessage());
  }

  finally {
   if (outs != null)
    outs.close();
   if (fin != null)
    fin.close();
  }

 }
%>