orderwaresdao.java

来自「一个很好的网上商城系统」· Java 代码 · 共 148 行

package com.hb.shop.dao;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.hb.shop.model.OrderWares;

/**
 * Data access object (DAO) for domain model class OrderWares.
 * 
 * @see com.hb.shop.model.OrderWares
 * @author MyEclipse Persistence Tools
 */

public class OrderWaresDAO extends HibernateDaoSupport {
	private static final Log log = LogFactory.getLog(OrderWaresDAO.class);

	// property constants
	public static final String WARE_PRICE = "warePrice";

	public static final String WARE_NUM = "wareNum";

	protected void initDao() {
		// do nothing
	}

	public void save(OrderWares transientInstance) {
		log.debug("saving OrderWares instance");
		try {
			getHibernateTemplate().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(OrderWares persistentInstance) {
		log.debug("deleting OrderWares instance");
		try {
			getHibernateTemplate().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public OrderWares findById(java.lang.Integer id) {
		log.debug("getting OrderWares instance with id: " + id);
		try {
			OrderWares instance = (OrderWares) getHibernateTemplate().get(
					"com.hb.shop.model.OrderWares", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(OrderWares instance) {
		log.debug("finding OrderWares instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding OrderWares instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from OrderWares as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByWarePrice(Object warePrice) {
		return findByProperty(WARE_PRICE, warePrice);
	}

	public List findByWareNum(Object wareNum) {
		return findByProperty(WARE_NUM, wareNum);
	}

	public List findAll() {
		log.debug("finding all OrderWares instances");
		try {
			String queryString = "from OrderWares";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public OrderWares merge(OrderWares detachedInstance) {
		log.debug("merging OrderWares instance");
		try {
			OrderWares result = (OrderWares) getHibernateTemplate().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(OrderWares instance) {
		log.debug("attaching dirty OrderWares instance");
		try {
			getHibernateTemplate().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(OrderWares instance) {
		log.debug("attaching clean OrderWares instance");
		try {
			getHibernateTemplate().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public static OrderWaresDAO getFromApplicationContext(ApplicationContext ctx) {
		return (OrderWaresDAO) ctx.getBean("OrderWaresDAO");
	}
}