cs544.wamp_blog_engine.dao.impl.RatingDAOImpl.java Source code

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Here is the source code for cs544.wamp_blog_engine.dao.impl.RatingDAOImpl.java

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package cs544.wamp_blog_engine.dao.impl;

import cs544.wamp_blog_engine.dao.RatingDAO;
import cs544.wamp_blog_engine.domain.Rating;
import java.util.ArrayList;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.SessionFactory;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

/**
 *
 * @author Weldino
 */
public class RatingDAOImpl implements RatingDAO {

    private SessionFactory sf;

    public void setSf(SessionFactory sf) {
        this.sf = sf;
    }

    @Transactional(propagation = Propagation.MANDATORY)
    @Override
    public void addRating(Rating rating) {
        sf.getCurrentSession().save(rating);
    }

    @Transactional(propagation = Propagation.MANDATORY)
    @Override
    public void updateRating(Rating rating) {
        sf.getCurrentSession().saveOrUpdate(rating);
    }

    @Transactional(propagation = Propagation.MANDATORY)
    @Override
    public void removeRating(Rating rating) {
        sf.getCurrentSession().delete(rating);
    }

    @Transactional(propagation = Propagation.SUPPORTS)
    @Override
    public Rating getBlog(int id) {
        Rating rating = (Rating) sf.getCurrentSession().get(Rating.class, id);
        return rating;
    }

    @Transactional(propagation = Propagation.SUPPORTS)
    @Override
    public List<Rating> getAllRatings() {
        Query query = sf.getCurrentSession().createQuery("from Rating");
        List<Rating> rating = query.list();
        return rating;
    }

}