ApplicationDAO.java

package org.odroid.server.dao;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Restrictions;
import org.odroid.server.entities.Application;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

@Repository
public class ApplicationDAO {

	@Autowired
	private SessionFactory sessionFactory;

	public Application persistOrMerge(Application app) {
		return (Application) currentSession().merge(app);
	}

	public Application getApplicationForHash(String hash) {
		Session s = currentSession();
		Criteria c = s.createCriteria(Application.class);
		c.add(Restrictions.eq("hash", hash));
		c.setMaxResults(1);
		return (Application) c.uniqueResult();
	}

	@SuppressWarnings("unchecked")
	public List<Application> getAllApplications() {
		Session s = currentSession();
		Criteria c = s.createCriteria(Application.class);
		return (List<Application>) c.list();
	}

	private Session currentSession() {
		return sessionFactory.getCurrentSession();
	}
}