carmanager.java

jdo开发实例,一个功能全面的oa系统

package com.gzrealmap.oa.car.business;

/**
 * <p>Title: RealOA</p>
 * <p>Description: RealOA</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: gzrealmap.com</p>
 * @author not attributable
 * @version 1.0
 */
import com.gzrealmap.oa.car.*;
import com.gzrealmap.lib.hibernate.HibernateUtil;
import java.io.*;

public class CarManager {
  public CarManager() {
  }
  public static void addCar(CarBean newCar) throws Exception {
      HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
      theHibernateUtil.create2Db(newCar);
    }

    public static CarBean findCar(Integer obj) throws Exception {
      HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
      return (CarBean) theHibernateUtil.findByPrimaryKey(CarBean.class,
          obj);
    }

    public static void updateCar(CarBean theUpdateCar) throws
        Exception {
      HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
      theHibernateUtil.update2Db(theUpdateCar);
    }

    public static void removeCar(CarBean theRemoveCar) throws
      Exception {
    HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
    theHibernateUtil.remove4Db(theRemoveCar);
  }

 /* public static void main(String[] args) throws Exception{
      new DriverManager();
      CarBean driver = new CarBean();
      driver.setCarID(111);
     driver.setCarNo("123");
     driver.setCarType("123");
     driver.setBuyTime("111");
     addCar(driver);
      }
*/
 /**
    * 增加一个CarApp
    */
  public static void addCarApp(CarAppBean newCarApp) throws Exception {
    HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
    theHibernateUtil.create2Db(newCarApp);
  }
  public static void addCarApp2Car(CarBean theOneInDataBase, CarAppBean theNewMany)
 throws Exception {
    theOneInDataBase.addCarApp(theNewMany);
    theNewMany.setCarID(theOneInDataBase);
    addCarApp(theNewMany);
    updateCar(theOneInDataBase);
   }

   /**
       * 增加一个CarMaintain
       */

   public static void addCarMaintain(CarMaintainBean newCarMaintain) throws Exception {
     HibernateUtil theHibernateUtil = HibernateUtil.getInstance();
     theHibernateUtil.create2Db(newCarMaintain);
   }
   public static void addCarMaintainp2Car(CarBean theOneInDataBase, CarMaintainBean theNewMany)
  throws Exception {
     theOneInDataBase.addCarMaintain(theNewMany);
     theNewMany.setCarNo(theOneInDataBase);
     addCarMaintain(theNewMany);
     updateCar(theOneInDataBase);
    }


}