学步园

 public class Computer implements LifeCycle{
       public boolean oonSave(Session s){
            System.out.println("in save");
            return false;
       }

        public boolean onUpdate(Session s) throws CallbackException{
            System.out.println("in update");
            return false;
       }
  

         public boolean onDelete(Session s) throws CallbackException{
            System.out.println("in delete");
            return false;
       }

         public boolean oo=nLoad(Session s,Serializable){
            System.out.println("in load");
            return false;
       }

}