test.java

java web开发者突击程序 Struts+Hibernate实例源码

package com.demo.hibernate.util;

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

import com.demo.hibernate.beans.User;

public class Test {

	public User valid(String username, String password) throws HibernateException {
		Session session = null;
		Transaction tx = null;
		User user = null;
		try {
			session = HibernateSessionFactory.currentSession();
			tx = session.beginTransaction();
			
			
			Query query  = session.createQuery("from User where username=? and password=?");
			query.setString(0, username.trim());
			query.setString(1, password.trim());
			  
			user = (User)query.uniqueResult();
			  
			query = null;
			
			tx.commit ();
		}catch(HibernateException e){
				throw e;
		}finally{
			if (tx!=null) {
				tx.rollback();
			}
			HibernateSessionFactory.closeSession();
		}
		return user;
	}

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Test test = new Test();
		User user = test.valid("admin", "admin");
		System.out.println(user.getEmail());

	}

}