modworksdaoimpl.java

来自「论坛软件系统亦称电子公告板(BBS)系统」· Java 代码 · 共 61 行

package cn.jsprun.dao.impl;

import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;

import cn.jsprun.dao.ModworksDao;
import cn.jsprun.domain.Modworks;
import cn.jsprun.utils.HibernateUtil;

public class ModworksDaoImpl implements ModworksDao {
	
	public Modworks getModworksByDatelineAndModaction(String dateline, String modation, Integer uid) {
		Transaction transaction = null;
		try {
			SessionFactory sessionFactory = HibernateUtil.getSessionFactory();
			Session session = sessionFactory.getCurrentSession();
			transaction = session.beginTransaction();
			String hql = "FROM Modworks WHERE id.uid=? AND id.modaction=? AND id.dateline=? ";
			Query query = session.createQuery(hql);
			query.setInteger(0, uid);
			query.setString(1, modation);
			query.setString(2, dateline);
			List<Modworks> list = query.list();
			transaction.commit();
			if(list.size()>0){
				return list.get(0);
			}else{
				return null;
			}
		} catch (Exception exception) {
			if(transaction!=null){
				transaction.rollback();
			}
			exception.printStackTrace();
		}
		return null;
	}
	
	public void saveModworks(Modworks modworks) {
		Transaction transaction = null;
		try {
			SessionFactory sessionFactory = HibernateUtil.getSessionFactory();
			Session session = sessionFactory.getCurrentSession();
			transaction = session.beginTransaction();
			
			session.save(modworks);
			
			transaction.commit();
		} catch (Exception exception) {
			if(transaction!=null){
				transaction.rollback();
			}
			exception.printStackTrace();
		}
	}
}