greensysparamdao.java

spring+hibernate+struts开发的校务oa系统

package com.yondor.oa.db.greensysparam.dao;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.Criteria;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.DetachedCriteria;
import org.springframework.context.ApplicationContext;
import org.springframework.dao.DataAccessException;
import org.springframework.orm.hibernate3.SessionFactoryUtils;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.yondor.oa.db.greensysparam.iface.IGreensysparam;

/**
 * Data access object (DAO) for domain model class Greensysparam.
 * @see com.yondor.oa.db.Greensysparam
 * @author MyEclipse - Hibernate Tools
 */
public class GreensysparamDAO extends HibernateDaoSupport implements IGreensysparam {

	private static final Log log = LogFactory.getLog(GreensysparamDAO.class);

	protected void initDao() {
		//do nothing
	}

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

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

	public Greensysparam findById(java.lang.Long id) {
		log.info("getting Greensysparam instance with id: " + id);
		try {
			Greensysparam instance = (Greensysparam) getHibernateTemplate()
			.get(Greensysparam.class, id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public Session openSession() {
		return SessionFactoryUtils.getSession(getSessionFactory(), false);
	}

	public List findByHql(String queryString){
		try{
			return getHibernateTemplate().find(queryString);
		}catch(RuntimeException re){
			log.error("find by hql failed ", re);
			throw re;
		}
	}
	
	
	
	public List getCriteria(DetachedCriteria detachedCriteria) throws DataAccessException{
		return getHibernateTemplate().findByCriteria(detachedCriteria);
	}

	public List findByExample(Greensysparam instance) {
		log.info("finding Greensysparam instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.info("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.info("finding Greensysparam instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from Greensysparam 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 findByGcode(Object gcode) {
		return findByProperty(GCODE, gcode);
	}

	public List findByMcode(Object mcode) {
		return findByProperty(MCODE, mcode);
	}

	public List findByMname(Object mname) {
		return findByProperty(MNAME, mname);
	}

	public List findByParam1(Object param1) {
		return findByProperty(PARAM1, param1);
	}

	public List findByParam2(Object param2) {
		return findByProperty(PARAM2, param2);
	}

	public List findByParam3(Object param3) {
		return findByProperty(PARAM3, param3);
	}

	public List findBySdate(Object sdate) {
		return findByProperty(SDATE, sdate);
	}

	public List findByNums(Object nums) {
		return findByProperty(NUMS, nums);
	}

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

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

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

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