Java将excel中的数据导入到mysql中

package browser;  import java.io.File; import java.sql.*; import jxl.Cell; import jxl.Sheet; import jxl.Workbook;  public class PushExcelToMysql {  public static void main(String[] args) throws Exception {   Sheet sheet;  Workbook workbook;  Cell [][] cells=new Cell[3][3];  try{  workbook=Workbook.getWorkbook(new File("E://lalala.xls"));  sheet=workbook.getSheet(0);  for(int i=0;i<3;i++){  for(int j=0;j<3;j++){   cells[i][j]=sheet.getCell(j,i);  }  }  }catch (Exception e) {  e.printStackTrace();  }   try{  Class.forName("com.mysql.jdbc.Driver");  }catch(Exception e){  e.printStackTrace();  }  Connection c=DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/test?characterEncoding=UTF-8", "root","root");  String sql="insert into tosql(name,age,sex) values(?,?,?)";  PreparedStatement ps=c.prepareStatement(sql);  for(int i=0;i<3;i++){  ps.setString(1, cells[i][0].getContents());  ps.setString(2, cells[i][1].getContents());  ps.setString(3, cells[i][2].getContents());  ps.execute();  }  System.out.println("ok");  } }