daofactory.java

来自「hibernatedemo」· Java 代码 · 共 37 行

/**
 * Hibernate Demo
 * Copyright by cinc
 */
package dao;

import dao.hibernate.CompanyDAOHibernate;
import dao.hibernate.ProvinceDAOHibernate;
import dao.hibernate.PersonDAOHibernate;
import net.sf.hibernate.SessionFactory;

public class DAOFactory {
    private static DAOFactory instance;

    public synchronized static DAOFactory getInstance() {
        if (instance == null) {
            instance = new DAOFactory();
        }
        return instance;
    }

    private DAOFactory() {
    }

    public CompanyDAO getCompanyDAO(){
        return new CompanyDAOHibernate();
    }

    public ProvinceDAO getProvinceDAO(){
        return new ProvinceDAOHibernate();
    }

    public PersonDAO getPersonDAO(){
        return new PersonDAOHibernate();
    }

}