java读取文件入库

package test;

import java.io.BufferedReader;
import java.io.FileReader;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;

public class TestInsert {
 public static void main(String[] args) throws Exception{
  Class.forName("com.mysql.jdbc.Driver");  
  Connection con = (Connection) DriverManager.getConnection("jdbc:mysql://localhost:3306/test_db", "root", "123456");  
  // 关闭事务自动提交  
  con.setAutoCommit(false);  
   
  SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss:SS");  
  TimeZone t = sdf.getTimeZone();  
  t.setRawOffset(0);  
  sdf.setTimeZone(t);  
  Long startTime = System.currentTimeMillis();  
  BufferedReader br = new BufferedReader(new FileReader("e://v100.ara")) ; 
  List<String> list = new ArrayList<String>(); //放置读取的内容
  String s;
  while( (s = br.readLine()) != null){
      System.out.println(s.toString());
         list.add(s);
    }
  PreparedStatement pst = (PreparedStatement) con.prepareStatement("insert into test values (?,?)");  
  for (int i = 0; i < list.size(); i++) {  
      pst.setInt(1, i+1);
      pst.setString(2, list.get(i));
      pst.addBatch();  
  }  
  // 执行批量更新  
  pst.executeBatch();  
  // 语句执行完毕,提交本事务  
  con.commit();  
  Long endTime = System.currentTimeMillis();  
  System.out.println("用时:" + sdf.format(new Date(endTime - startTime)));  
   
  pst.close();  
  con.close(); 
}
}

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