newsreviewdaohibernate.java

来自「Spring2.0宝典」· Java 代码 · 共 30 行

package org.yeeku.dao.hibernate;

import org.springframework.orm.ObjectRetrievalFailureException;
import org.yeeku.dao.NewsReviewDAO;
import org.yeeku.model.NewsReview;

public class NewsReviewDAOHibernate extends BaseDAOHibernate implements
		NewsReviewDAO {

	public NewsReview getNewsReview(Long id) {
		NewsReview newsReview = (NewsReview) getHibernateTemplate().get(
				NewsReview.class, id);

		if (newsReview == null) {
			throw new ObjectRetrievalFailureException(NewsReview.class, id);
		}

		return newsReview;
	}

	public void saveNewsReview(NewsReview newsReview) {
		getHibernateTemplate().saveOrUpdate(newsReview);
	}

	public void removeNewsReview(Long id) {
		// object must be loaded before it can be deleted
		getHibernateTemplate().delete(getNewsReview(id));
	}
}