ʹÓÃHibernate²åÈëoracle DateÀàÐ͵ÄÀý×Ó

package test;
import java.text.SimpleDateFormat;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.classic.Session;
import po.Stu;
public class Insert1 {
 /**
  * @param args
  */
 public static void main(String[] args) {
  // TODO Auto-generated method stub
  Configuration cf = new Configuration().configure();
  SessionFactory sf = cf.buildSessionFactory();
  Session session = sf.openSession();
  SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  String aa = "1999-12-22";
  java.util.Date timeDate = null;
  try {
   timeDate = sdf.parse(aa);
  } catch (Exception e) {
   // TODO ×Ô¶¯Éú³É catch ¿é
   e.printStackTrace();
  }// utilÀàÐÍ
  java.sql.Date dateTime = new java.sql.Date(timeDate.getTime());// sqlÀàÐÍ
  Stu stu = new Stu("00000", "ÕÅÈý", "ÄÐ", dateTime, "ɽ¶«", "111");
  Transaction t = session.beginTransaction();
  try {
   session.save(stu);
   t.commit();
  } catch (Exception e) {
   e.printStackTrace();
  } finally {
   
   t.rollback();
   session.close();
  }
 }
}