logindao.java

gensou.rar为某渔具厂的一个简单ERP系统。为比较基础的工程

package com.gensou.dao.mange.login;

import java.util.ArrayList;
import java.util.List;

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

import com.gensou.hibernate.model.Yonghubiao;
import com.gensou.hibernate.util.HibernateSessionFactory;
import com.gensou.logic.manage.login.LoginService;

public class LoginDao {
   
	//用于用户登陆操作
	public String login (LoginService loginService) throws Exception{
		String loginSucceed = "loginSucceed";
		String loginError = "loginError";
		String loginErr = "loginErr";
		Session session = HibernateSessionFactory.getSession();
	    Query query = session.createQuery("from Yonghubiao Yonghu where Yonghu."+loginService.getWay()+"=?");
	    query.setString(0,loginService.getTrams());
	    List list = new ArrayList();
	    list = query.list();
	    if(list!=null && !list.isEmpty()){
	    	for(int i=0;i<list.size();i++){
	    		Yonghubiao yh = (Yonghubiao) list.get(i);
	            if(loginService.getPassword().equals(yh.getPassword())){
	            	session.flush();
	            	session.clear();
	            	session.close();
					return yh.getId().toString();
	            }else{
	            	session.flush();
	            	session.clear();
	            	session.close();
	            	return loginError;
	            }
	    	}
	    }
	    session.flush();
    	session.clear();
    	session.close();
	    return loginErr;
	}
	
	
}