ordersdaohibernate.java

STRUTS数据库项目开发宝典

package com.relationinfo.dao.hibernate;

import java.util.List;

import com.relationinfo.model.Orders;
import com.relationinfo.dao.OrdersDAO;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.criterion.Example;
import org.hibernate.criterion.MatchMode;

import org.springframework.orm.ObjectRetrievalFailureException;
import org.springframework.orm.hibernate3.HibernateCallback;

public class OrdersDAOHibernate extends BaseDAOHibernate implements OrdersDAO {

    /**
     * @see com.relationinfo.dao.OrdersDAO#getOrderss(com.relationinfo.model.Orders)
     */
    public List getOrderss(final Orders orders) {
        if (orders == null) {
            return getHibernateTemplate().find("from Orders");
        } else {
            // filter on properties set in the orders
            HibernateCallback callback = new HibernateCallback() {
                public Object doInHibernate(Session session) throws HibernateException {
                    Example ex = Example.create(orders).ignoreCase().enableLike(MatchMode.ANYWHERE);
                    return session.createCriteria(Orders.class).add(ex).list();
                }
            };
            return (List) getHibernateTemplate().execute(callback);
        }
    }

    /**
     * @see com.relationinfo.dao.OrdersDAO#getOrders(String orderid)
     */
    public Orders getOrders(final String orderid) {
        Orders orders = (Orders) getHibernateTemplate().get(Orders.class, orderid);
        if (orders == null) {
            log.warn("uh oh, orders with orderid '" + orderid + "' not found...");
            throw new ObjectRetrievalFailureException(Orders.class, orderid);
        }

        return orders;
    }

    /**
     * @see com.relationinfo.dao.OrdersDAO#saveOrders(Orders orders)
     */    
    public void saveOrders(final Orders orders) {
        getHibernateTemplate().saveOrUpdate(orders);
    }

    /**
     * @see com.relationinfo.dao.OrdersDAO#removeOrders(String orderid)
     */
    public void removeOrders(final String orderid) {
        getHibernateTemplate().delete(getOrders(orderid));
    }
}