productdaohibernateimpl.java

一个ssh结构组成 的BS开发

package cn.hxex.library.dao.hibernate;

import java.util.List;

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

import cn.hxex.library.dao.ProductDao;
import cn.hxex.library.model.Product;

public class ProductDaoHibernateImpl 
			extends HibernateDaoSupport 
			implements ProductDao
{

	public Product saveProduct(Product product)
	{
		this.getHibernateTemplate().save( product );
		this.getHibernateTemplate().flush();
		return product;
	}

	public List getProducts(String name, String categoryId)
	{
		String sql = "from Product p where p.category.id=:categoryId and p.name=:name";
		
		String[] params = { "categoryId", "name" };
		String[] values = { categoryId, name };
		return this.getHibernateTemplate().findByNamedParam( sql, params, values );
	}

	public void deleteProduct(Product product)
	{
		this.getHibernateTemplate().delete( product );
		this.getHibernateTemplate().flush();
	}

	public Product getProduct(String productId)
	{
		Product product = (Product)this.getHibernateTemplate().get( Product.class, productId );
		return product;
	}

	public Product updateProduct(Product product)
	{
		this.getHibernateTemplate().update( product );
		this.getHibernateTemplate().flush();
		return product;
	}

}