transactiondao.java

spring+hibernate+struts开发的校务oa系统

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

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.criterion.DetachedCriteria;
import org.springframework.context.ApplicationContext;
import org.springframework.dao.DataAccessException;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.yondor.oa.db.transaction.iface.ITransaction;

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

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

	protected void initDao() {
		//do nothing
	}

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

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

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

	public List getCriteria(DetachedCriteria detachedCriteria){
		return getHibernateTemplate().findByCriteria(detachedCriteria);
	}

	public List getCriteria(DetachedCriteria detachedCriteria,
			int firstResult,
			int maxResults){
		return getHibernateTemplate().findByCriteria(detachedCriteria,
				firstResult,
				maxResults);
	}

	public List findByExample(Transaction instance) {
		log.debug("finding Transaction 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 Transaction instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from Transaction 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 findByCondition(String queryString,String []paramNames,Object []values){
		return getHibernateTemplate().findByNamedParam(queryString, paramNames, values);
	}


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


	public List findByTitle(Object title) {
		return findByProperty(TITLE, title);
	}


	public List findByContent(Object content) {
		return findByProperty(CONTENT, content);
	}

	public List findBySendop(Object sendop) {
		return findByProperty(SENDOP, sendop);
	}

	public List findByRecevieop(Object recevieop) {
		return findByProperty(RECEVIEOP, recevieop);
	}

	public List findByIscheck(Object ischeck) {
		return findByProperty(ISCHECK, ischeck);
	}

	public List findByIsfinish(Object isfinish) {
		return findByProperty(ISFINISH, isfinish);
	}

	public List findByIsread(Object isread) {
		return findByProperty(ISREAD, isread);
	}

	public List findByRemark(Object remark) {
		return findByProperty(REMARK, remark);
	}


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

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

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

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