com.ikon.dao.ReportDAO.java Source code

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Here is the source code for com.ikon.dao.ReportDAO.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;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.List;

import org.apache.commons.io.IOUtils;
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.core.MimeTypeConfig;
import com.ikon.dao.bean.Report;
import com.ikon.util.SecureStore;

public class ReportDAO {
    private static Logger log = LoggerFactory.getLogger(ReportDAO.class);

    private ReportDAO() {
    }

    /**
     * Create
     */
    public static long create(Report rp) throws DatabaseException {
        log.debug("create({})", rp);
        Session session = null;
        Transaction tx = null;

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

    /**
     * Create report from file
     */
    public static long createFromFile(File repFile, String name, boolean active)
            throws DatabaseException, IOException {
        log.debug("createFromFile({}, {}, {})", new Object[] { repFile, name, active });
        Session session = null;
        Transaction tx = null;
        FileInputStream fis = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            tx = session.beginTransaction();
            fis = new FileInputStream(repFile);

            // Fill bean
            Report rp = new Report();
            rp.setName(name);
            rp.setFileName(repFile.getName());
            rp.setFileMime(MimeTypeConfig.mimeTypes.getContentType(repFile.getName()));
            rp.setFileContent(SecureStore.b64Encode(IOUtils.toByteArray(fis)));
            rp.setActive(active);

            Long id = (Long) session.save(rp);
            HibernateUtil.commit(tx);
            log.debug("createFromFile: {}", id);
            return id;
        } catch (HibernateException e) {
            HibernateUtil.rollback(tx);
            throw new DatabaseException(e.getMessage(), e);
        } catch (IOException e) {
            HibernateUtil.rollback(tx);
            throw e;
        } finally {
            IOUtils.closeQuietly(fis);
            HibernateUtil.close(session);
        }
    }

    /**
     * Update
     */
    public static void update(Report rp) throws DatabaseException {
        log.debug("update({})", rp);
        String qs = "select rp.fileContent, rp.fileName, rp.fileMime from Report rp where rp.id=:id";
        Session session = null;
        Transaction tx = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            tx = session.beginTransaction();

            if (rp.getFileContent() == null || rp.getFileContent().length() == 0) {
                Query q = session.createQuery(qs);
                q.setParameter("id", rp.getId());
                Object[] data = (Object[]) q.setMaxResults(1).uniqueResult();
                rp.setFileContent((String) data[0]);
                rp.setFileName((String) data[1]);
                rp.setFileMime((String) data[2]);
            }

            session.update(rp);
            HibernateUtil.commit(tx);
        } catch (HibernateException e) {
            HibernateUtil.rollback(tx);
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }

        log.debug("update: void");
    }

    /**
     * Delete
     */
    public static void delete(long rpId) throws DatabaseException {
        log.debug("delete({})", rpId);
        Session session = null;
        Transaction tx = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            tx = session.beginTransaction();
            Report rp = (Report) session.load(Report.class, rpId);
            session.delete(rp);
            HibernateUtil.commit(tx);
        } catch (HibernateException e) {
            HibernateUtil.rollback(tx);
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }

        log.debug("delete: void");
    }

    /**
     * Find by pk
     */
    public static Report findByPk(long rpId) throws DatabaseException {
        log.debug("findByPk({})", rpId);
        String qs = "from Report rp where rp.id=:id";
        Session session = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            Query q = session.createQuery(qs);
            q.setLong("id", rpId);
            Report ret = (Report) q.setMaxResults(1).uniqueResult();
            log.debug("findByPk: {}", ret);
            return ret;
        } catch (HibernateException e) {
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }
    }

    /**
     * Find by pk
     */
    @SuppressWarnings("unchecked")
    public static List<Report> findAll() throws DatabaseException {
        log.debug("findAll()");
        String qs = "from Report rp order by rp.name";
        Session session = null;

        try {
            session = HibernateUtil.getSessionFactory().openSession();
            Query q = session.createQuery(qs);
            List<Report> ret = q.list();
            log.debug("findAll: {}", ret);
            return ret;
        } catch (HibernateException e) {
            throw new DatabaseException(e.getMessage(), e);
        } finally {
            HibernateUtil.close(session);
        }
    }
}