package hjy;

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.FileInputStream;

import java.io.IOException;

import javax.servlet.ServletException;

import javax.servlet.annotation.WebServlet;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

/**

* Servlet implementation class Hjy

*/

@WebServlet("/Hjy")

public class Hjy extends HttpServlet {

private static final long serialVersionUID = 1L;

/**

* @see HttpServlet#HttpServlet()

*/

public Hjy() {

super();

// TODO Auto-generated constructor stub

}

/**

* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)

*/

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

response.getWriter().append("Served at: ").append(request.getContextPath());

BufferedInputStream bis=null;

BufferedOutputStream bos=null;

try{

String filename=request.getParameter("filename");

String filename2=new String(filename.getBytes("ISO-8859-1"),"utf-8");

response.setContentType("application/x-msdownload");

response.setHeader("Content-disposition","attachment;filename="+filename);

bis=new BufferedInputStream(new FileInputStream(getServletContext().getRealPath("/"+filename2)));

bos=new BufferedOutputStream(response.getOutputStream());

byte[] buff=new byte[2048];

int bytesRead;

while((bytesRead=bis.read(buff))!=-1){bos.write(buff,0,bytesRead);}

}catch(Exception e){e.printStackTrace();}

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

if(bos!=null){bos.close();}

}

}

/**

* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)

*/

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

doGet(request, response);

}

}