waresdao.java

来自「一个很好的网上商城系统」· Java 代码 · 共 168 行

package com.hb.shop.dao;

import java.util.Date;
import java.util.List;
import java.util.Set;
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.Wares;

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

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

	// property constants
	public static final String WARE_NAME = "wareName";

	public static final String WARE_PRICE = "warePrice";

	public static final String WARE_PHOTO = "warePhoto";

	public static final String WARE_INFO = "wareInfo";

	public static final String WARE_STATE = "wareState";

	protected void initDao() {
		// do nothing
	}

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

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

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

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

	public List findByWareName(Object wareName) {
		return findByProperty(WARE_NAME, wareName);
	}

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

	public List findByWarePhoto(Object warePhoto) {
		return findByProperty(WARE_PHOTO, warePhoto);
	}

	public List findByWareInfo(Object wareInfo) {
		return findByProperty(WARE_INFO, wareInfo);
	}

	public List findByWareState(Object wareState) {
		return findByProperty(WARE_STATE, wareState);
	}

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

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

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

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

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