Package com.liferay.portal.ejb

Source Code of com.liferay.portal.ejb.ImagePersistence

/**
* Copyright (c) 2000-2005 Liferay, LLC. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/

package com.liferay.portal.ejb;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import com.dotcms.repackage.net.sf.hibernate.HibernateException;
import com.dotcms.repackage.net.sf.hibernate.ObjectNotFoundException;
import com.dotcms.repackage.net.sf.hibernate.Session;

import com.liferay.portal.NoSuchImageException;
import com.liferay.portal.SystemException;
import com.liferay.portal.util.HibernateUtil;

/**
* <a href="ImagePersistence.java.html"><b><i>View Source</i></b></a>
*
* @author  Brian Wing Shun Chan
* @version $Revision: 1.9 $
*
*/
public class ImagePersistence extends BasePersistence {
  protected com.liferay.portal.model.Image create(String imageId) {
    return new com.liferay.portal.model.Image(imageId);
  }

  protected com.liferay.portal.model.Image remove(String imageId)
    throws NoSuchImageException, SystemException {
    Session session = null;

    try {
      session = openSession();

      ImageHBM imageHBM = (ImageHBM)session.load(ImageHBM.class, imageId);
      com.liferay.portal.model.Image image = ImageHBMUtil.model(imageHBM);
      session.delete(imageHBM);
      session.flush();
      ImagePool.remove(imageId);

      return image;
    }
    catch (HibernateException he) {
      if (he instanceof ObjectNotFoundException) {
        throw new NoSuchImageException(imageId.toString());
      }
      else {
        throw new SystemException(he);
      }
    }
    finally {
      HibernateUtil.closeSession(session);
    }
  }

  protected com.liferay.portal.model.Image update(
    com.liferay.portal.model.Image image) throws SystemException {
    Session session = null;

    try {
      if (image.isNew() || image.isModified()) {
        session = openSession();

        if (image.isNew()) {
          ImageHBM imageHBM = new ImageHBM(image.getImageId(),
              image.getText());
          session.save(imageHBM);
          session.flush();
        }
        else {
          try {
            ImageHBM imageHBM = (ImageHBM)session.load(ImageHBM.class,
                image.getPrimaryKey());
            imageHBM.setText(image.getText());
            session.flush();
          }
          catch (ObjectNotFoundException onfe) {
            ImageHBM imageHBM = new ImageHBM(image.getImageId(),
                image.getText());
            session.save(imageHBM);
            session.flush();
          }
        }

        image.setNew(false);
        image.setModified(false);
        image.protect();
        ImagePool.remove(image.getPrimaryKey());
        ImagePool.put(image.getPrimaryKey(), image);
      }

      return image;
    }
    catch (HibernateException he) {
      throw new SystemException(he);
    }
    finally {
      HibernateUtil.closeSession(session);
    }
  }

  protected com.liferay.portal.model.Image findByPrimaryKey(String imageId)
    throws NoSuchImageException, SystemException {
    com.liferay.portal.model.Image image = ImagePool.get(imageId);
    Session session = null;

    try {
      if (image == null) {
        session = openSession();

        ImageHBM imageHBM = (ImageHBM)session.load(ImageHBM.class,
            imageId);
        image = ImageHBMUtil.model(imageHBM);
      }

      return image;
    }
    catch (HibernateException he) {
      if (he instanceof ObjectNotFoundException) {
        throw new NoSuchImageException(imageId.toString());
      }
      else {
        throw new SystemException(he);
      }
    }
    finally {
      HibernateUtil.closeSession(session);
    }
  }

  protected List findAll() throws SystemException {
    Session session = null;

    try {
      session = openSession();

      StringBuffer query = new StringBuffer();
      query.append("FROM Image IN CLASS com.liferay.portal.ejb.ImageHBM ");
      query.append("ORDER BY ");
      query.append("imageId ASC");

      Iterator itr = session.find(query.toString()).iterator();
      List list = new ArrayList();

      while (itr.hasNext()) {
        ImageHBM imageHBM = (ImageHBM)itr.next();
        list.add(ImageHBMUtil.model(imageHBM));
      }

      return list;
    }
    catch (HibernateException he) {
      throw new SystemException(he);
    }
    finally {
      HibernateUtil.closeSession(session);
    }
  }
}
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