shititypedaoimpl.java

来自「简单的在线考试系统。用户注册、登陆、设定视图类型、种类、试题项目、试题题目、组织」· Java 代码 · 共 45 行

package com.myExam.dao.impl;
import java.util.ArrayList;
import java.util.List;

import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.myExam.bean.ShitiType;
import com.myExam.dao.ShitiTypeDAO;
public class ShitiTypeDAOImpl extends HibernateDaoSupport implements ShitiTypeDAO{
	private SessionFactory sessionFactory;
	private String hql = "from ShitiType u where u.name = ?";
	private String hql1 = "from ShitiType u";
	//查询多笔试题种类
    public List queryList() {
		List list = new ArrayList();
		list = this.getHibernateTemplate().find(hql1);
		return list;
    }
	//查询试题种类
    public ShitiType query(String name) {
    	ShitiType shitiType = null;
    	//如果查询结果为空
		if (this.getHibernateTemplate().find(hql, name) == null ) {
			shitiType = null;
		} else {
			//不为空时，取第一笔
			shitiType = (ShitiType)(this.getHibernateTemplate().find(hql, name).get(0));
		}
		return shitiType;
    }
	//新增试题种类
	public void insert(ShitiType shitiType) {
		this.getHibernateTemplate().save(shitiType);
	}
	//修改试题种类
	public void update(ShitiType shitiType) {
		this.getHibernateTemplate().update(shitiType);
	}
	//删除试题种类
	public void delete(ShitiType shitiType) {
		this.getHibernateTemplate().delete(shitiType);
	}
}