fileuploadservlet.java~2~

c++通信编程学习1

package com.j2ee.func.first;
import com.app.function.*;
import com.web.servlet.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.app.function.admin.Viewright;
public class UploadServlet  extends CommServlet {
    public UploadServlet() {
    }
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
       doService(request,response);
   }

   public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
       doGet(request, response);
   }

   //所有来自request请求方法归类到下面方法中
public void doService(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
       HttpSession session=request.getSession();
   Fileupload fup=new Fileupload(null);

   fup.initialize(this.getServletContext(),this.getServletConfig(),request,response);
   fup.save();
   String fn=fup.getGetFilename();
   int filesize=fup.getFilesize();
   String fs=new String();
   if((filesize=filesize/1024)<1024){
       fs=filesize+"KB";
   }else if((filesize=filesize/1024)<1024){
       fs=filesize+"MB";
   }else if((filesize=filesize/1024)<1024){
       fs=filesize+"GB";
   }
   session.setAttribute("filesize",fs);
   session.setAttribute("upfile",fn);
   String desturl="./function/upload.jsp?fn="+fn;
   request.getRequestDispatcher(desturl).forward(request,response);

   }
}