RevisionManager.java

/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2017 jPOS Software SRL
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.ee;

import java.util.Date;
import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.HibernateException;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Restrictions;

@SuppressWarnings("unused")
public class RevisionManager {
    DB db;
    public RevisionManager (DB db) {
        this.db = db;
    }
    @SuppressWarnings("unchecked")
    public List<Revision> getRevisionsByRef (String ref)
        throws HibernateException
    {
        Criteria crit = db.session().createCriteria (Revision.class)
            .add (Restrictions.eq ("ref", ref))
            .addOrder (Order.desc("id"));
        return (List<Revision>) crit.list();
    }
    @SuppressWarnings("unchecked")
    public List<Revision> getRevisionsByAuthor (User author)
        throws HibernateException
    {
        Criteria crit = db.session().createCriteria (Revision.class)
            .add (Restrictions.eq ("author", author))
            .addOrder (Order.desc("id"));
        return (List<Revision>) crit.list();
    }
    /**
     * factory method used to create a Revision associated with this user.
     *
     * @param author the revision author
     * @param ref associated with this revision
     * @param info information
     * @return a revision entry
     */
    public Revision createRevision (User author, String ref, String info) {
        Revision re = new Revision();
        re.setDate (new Date());
        re.setInfo (info);
        re.setRef (ref);
        re.setAuthor (author);
        db.save (re);
        return re;
    }
}