usermanagerdao.java

里面包含dwr于struts

package dev.trade.hibernate;

import java.util.List;

import org.hibernate.Session;
import org.hibernate.Transaction;

import dev.trade.tool.Chinese;

public class UserManagerDAO {
	
	public static void addUser(Popo user){
		Transaction tx = null;
		Session session=HibernateSessionFactory.getInstance().openSession();
		try {
			tx=session.beginTransaction();
			session.save(user);
			tx.commit();
		} catch (Exception e) {
			e.printStackTrace();
			if(tx!=null&&tx.isActive()){
				tx.rollback();
			}
		}
	}
	
	public static int getUser(String username){
		String hql=" select p.name  from Popo p where p.name=?";
		Transaction tx = null;
		List list=null;
		Session session=HibernateSessionFactory.getInstance().openSession();
		try {
			tx=session.beginTransaction();
			System.out.println(username);
			list=session.createQuery(hql).setParameter(0, Chinese.str(username)).list();
			System.out.println(Chinese.str(username));
			tx.commit();
		} catch (Exception e) {
			e.printStackTrace();
			if(tx!=null&&tx.isActive()){
				tx.rollback();
				return 2;
			}
		}finally{
			session.close();
		}
		if(list!=null&&list.size()>0){
			return 1;
		}else{
			return 0;
		}
		
	}
}