userdaoimpl.java

采用struts+hibernate技术实现的网上书店系统

package org.dao.impl;

import java.util.List;

import org.dao.UserDao;
import org.model.Userinfo;

public class UserDaoImpl extends BaseDaoImpl implements UserDao{

	public void saveUser(Userinfo Userinfo) {
        super.insert(Userinfo);
	}
	
	public List<Userinfo> getAll(Class clazz){
		return super.getObjects(Userinfo.class);
	}
	
	public Userinfo getByName(String name){
		Userinfo Userinfo = (Userinfo)super.getObject(Userinfo.class, name);
		return Userinfo;
	}
	
	public void deleteByName(String name){
		super.delete(Userinfo.class, name);
	}
	
	public List<Userinfo> findByName(String name){
		List<Userinfo> list = super.search("from Userinfo where Userinfoname='"+name+"'");
		return list;
	}

	public void update(Userinfo Userinfo){
		super.renew(Userinfo);
	}
	
	public Userinfo isValidAdmin(String Username,String password){
		Userinfo Userinfo = null;
		List<Userinfo> list = super.search("from Userinfo where grade='2' and Username='"+Username+"' and password='"+password+"'");
		if(list!=null&&list.size()>0){
			Userinfo = list.get(0);
		}
		return Userinfo;
	}
	
	public Userinfo isValidUser(String Username,String password){
		Userinfo Userinfo =null;
		List<Userinfo> list = super.search("from Userinfo where Username='"+Username+"' and pwd='"+password+"'");
		if(list!=null&&list.size()>0){
			Userinfo = list.get(0);
		}
		return Userinfo;		
	}
	
	public Userinfo getByID(Integer id){
		return (Userinfo)super.getObject(Userinfo.class, id);
	}
}