/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/rwiki/trunk/rwiki-impl/impl/src/java/uk/ac/cam/caret/sakai/rwiki/component/dao/impl/RWikiPropertyDaoImpl.java $
* $Id: RWikiPropertyDaoImpl.java 9108 2006-05-08 14:30:57Z ian@caret.cam.ac.uk $
***********************************************************************************
*
* Copyright (c) 2003, 2004, 2005, 2006 The Sakai Foundation.
*
* Licensed under the Educational Community License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.opensource.org/licenses/ecl1.php
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**********************************************************************************/
package uk.ac.cam.caret.sakai.rwiki.component.dao.impl;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.criterion.Expression;
import org.springframework.orm.hibernate3.HibernateCallback;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import uk.ac.cam.caret.sakai.rwiki.model.RWikiPropertyImpl;
import uk.ac.cam.caret.sakai.rwiki.service.api.dao.RWikiPropertyDao;
import uk.ac.cam.caret.sakai.rwiki.service.api.model.RWikiProperty;
import uk.ac.cam.caret.sakai.rwiki.utils.TimeLogger;
// FIXME: Component
public class RWikiPropertyDaoImpl extends HibernateDaoSupport implements
RWikiPropertyDao
{
private static Log log = LogFactory.getLog(RWikiPropertyDaoImpl.class);
private String schemaVersion;
public RWikiProperty getProperty(final String name)
{
long start = System.currentTimeMillis();
try
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return session.createCriteria(RWikiProperty.class).add(
Expression.eq("name", name)).list();
}
};
List found = (List) getHibernateTemplate().execute(callback);
if (found.size() == 0)
{
if (log.isDebugEnabled())
{
log.debug("Found " + found.size() + " objects with name "
+ name);
}
return null;
}
if (log.isDebugEnabled())
{
log.debug("Found " + found.size() + " objects with name "
+ name + " returning most recent one.");
}
return (RWikiProperty) found.get(0);
}
finally
{
long finish = System.currentTimeMillis();
TimeLogger.printTimer("RWikiPropertyDaoImpl.getContentObject: "
+ name, start, finish);
}
}
public RWikiProperty createProperty()
{
return new RWikiPropertyImpl();
}
public void update(RWikiProperty property)
{
getHibernateTemplate().saveOrUpdate(property);
}
/**
* @return Returns the schemaVersion.
*/
public String getSchemaVersion()
{
return schemaVersion;
}
/**
* @param schemaVersion
* The schemaVersion to set.
*/
public void setSchemaVersion(String schemaVersion)
{
this.schemaVersion = schemaVersion;
}
}