userdaohibernate.java

网上拍卖系统

package auction.dao.hibernate;

import org.hibernate.*;
import auction.dao.UserDAO;
import auction.model.*;
import static org.hibernate.criterion.Expression.*;

/**
 * Hibernate-specific implementation of the <tt>UserDAO</tt>
 * non-CRUD data access object.
 *
 * @author Christian Bauer
 */
public class UserDAOHibernate
        extends GenericHibernateDAO<User, Long>
        implements UserDAO {

    public User validateLogin(User user) {
        Criteria crit = getSession().createCriteria(getPersistentClass());
        crit.add( eq("username", user.getUsername()) );
        crit.add( eq("password", user.getPassword()) );
        return (User)crit.uniqueResult();
    }

    public void persistAddress(AddressEntity address) {
        getSession().save(address);
    }

}