com.ikon.dao.extension.DropboxDAO.java Source code

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Here is the source code for com.ikon.dao.extension.DropboxDAO.java

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/**
 * openkm, Open Document Management System (http://www.openkm.com)
 * Copyright (c) 2006-2013 Paco Avila & Josep Llort
 * 
 * No bytes were intentionally harmed during the development of this application.
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package com.ikon.dao.extension;

import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.ikon.core.DatabaseException;
import com.ikon.dao.HibernateUtil;
import com.ikon.dao.bean.extension.DropboxToken;

/**
 * DropboxDAO
 * 
 * @author jllort
 *
 */
public class DropboxDAO {
    private static Logger log = LoggerFactory.getLogger(DropboxDAO.class);
    private static DropboxDAO single = new DropboxDAO();

    private DropboxDAO() {
    }

    public static DropboxDAO getInstance() {
        return single;
    }

    /**
     * Create
     */
    public void create(DropboxToken dbt) throws DatabaseException {
        log.debug("create({})", dbt);
        Session session = null;
        Transaction tx = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            tx = session.beginTransaction();
            session.save(dbt);
            HibernateUtil.commit(tx);
            log.debug("create: {}");
        } catch (HibernateException e) {
            HibernateUtil.rollback(tx);
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }
    }

    /**
     * Find by pk
     */
    public DropboxToken findByPk(String usrId) throws DatabaseException {
        log.debug("findByPk({})", usrId);
        String qs = "from DropboxToken dbt where dbt.user=:user";
        Session session = null;
        Transaction tx = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            tx = session.beginTransaction();
            Query q = session.createQuery(qs);
            q.setString("user", usrId);
            DropboxToken ret = (DropboxToken) q.setMaxResults(1).uniqueResult();
            HibernateUtil.commit(tx);
            log.debug("findByPk: {}", ret);
            return ret;
        } catch (HibernateException e) {
            HibernateUtil.rollback(tx);
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }
    }
}