basicdaoimpl.java

由Spring + Sturts + hibernate + ajax 写的手机销售系统

package com.mpss.dao.impl;

import java.io.Serializable;
import java.util.List;

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

import com.mpss.dao.BasicDao;

public class BasicDaoImpl<T> extends HibernateDaoSupport implements BasicDao<T>{
	private Class<T> classz;
	public BasicDaoImpl(Class<T> classz){
		this.classz = classz;
	}
	
	public void add(T t) {

		this.getHibernateTemplate().save(t);

	}

	public void delete(Serializable pk) {
		this.getHibernateTemplate().delete(this.findById(pk));

	}

	public List<T> findAll(String hql) {
		
		return this.getHibernateTemplate().find(hql);
	}

	public T findById(Serializable pk) {
		
		return (T)this.getHibernateTemplate().get(classz, pk);
		
	}

	public List<T> findByProperty(String hql, Object param) {
		
		return (List<T>)this.getHibernateTemplate().find(hql, param);
	}

	public List<T> findByProperty(String hql, Object[] params) {
		
		return (List<T>)this.getHibernateTemplate().find(hql, params);
	}

	public void update(T t) {
		this.getHibernateTemplate().saveOrUpdate(t);

	}

}