文章內(nèi)容

往MySQL中批量添加記錄信息

發(fā)布時間: 2012/8/14 17:10:36

<%@ page language="java" import="java.sql.*,java.io.FileReader,java.io.*,java.util.*;
" contentType="text/html;charset=gb2312"%>
<%

   String info="";
   String traininfo[]=new String[20];   //存儲每條記錄的信息
-

   int index=0;


   Connection con=null;
   PreparedStatement psm=null;
   Statement sm=null;



   try
   {
   Class.forName("com.mysql.jdbc.Driver").newInstance();
   String url="jdbc:mysql://localhost/trainsystem";
   con=DriverManager.getConnection(url,"root","");


    BufferedReader in = new BufferedReader(new FileReader("C:\\Users\\wangxing\\Workspaces\\MyEclipse 8.5 M1\\test1\\WebRoot\\traininfo.txt"));

//將要添加的所有記錄的信息編輯進(jìn)該text文件中，各屬性間以空格分開，每行一條記錄

    while ((info = in.readLine()) != null) {

         StringTokenizer st = new StringTokenizer(info);

         while(st.hasMoreElements()){
             traininfo[index]=st.nextToken();   //默認(rèn)以空格作為分段符
             index++;
             }


          sm=con.createStatement();

          psm=con.prepareStatement("insert into traininfo(trainno,start,time1,arrivel,time2,time,waylength,p1,p2,p3,p4,totalsell,stopno,fullroute) values(?,?,?,?,?,?,?,?,?,?,?,?,?,?);");
          psm.setString(1,traininfo[0]);
          psm.setString(2,traininfo[1]);
          psm.setString(3,traininfo[2]);
          psm.setString(4,traininfo[3]);
          psm.setString(5,traininfo[4]);
          psm.setString(6,traininfo[5]);
          psm.setString(7,traininfo[6]);
          psm.setString(8,traininfo[7]);
          psm.setString(9,traininfo[8]);
          psm.setString(10,traininfo[9]);
          psm.setString(11,traininfo[10]);
          psm.setString(12,traininfo[11]);
          psm.setString(13,traininfo[12]);
          psm.setString(14,traininfo[13]);

          psm.executeUpdate();


          for(int i=0;i<=19;i++)
            traininfo[i]=null;


          index=0;
          }
         in.close();

   }

catch(Exception e){
    System.out.print(e.getMessage());
   }
   finally
   {
   if(psm!=null)
   {
   try {psm.close();}catch(Exception e){ e.printStackTrace();}
   }
   if(sm!=null)
   {
   try {sm.close();}catch(Exception e){ e.printStackTrace();}
   }
   if(con!=null)
   {
   try {con.close();}catch(Exception e){ e.printStackTrace();}
   }
   }
%>