/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/search/trunk/search-impl/impl/src/java/org/sakaiproject/search/component/dao/impl/SearchBuilderItemDaoImpl.java $
* $Id: SearchBuilderItemDaoImpl.java 105078 2012-02-24 23:00:38Z ottenhoff@longsight.com $
***********************************************************************************
*
* Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008 The Sakai Foundation
*
* Licensed under the Educational Community License, Version 2.0 (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/ECL-2.0
*
* 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 org.sakaiproject.search.component.dao.impl;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
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.sakaiproject.search.dao.SearchBuilderItemDao;
import org.sakaiproject.search.model.SearchBuilderItem;
import org.sakaiproject.search.model.impl.SearchBuilderItemImpl;
import org.springframework.orm.hibernate3.HibernateCallback;
import org.springframework.orm.hibernate3.HibernateTemplate;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
/**
* @author ieb
*/
public class SearchBuilderItemDaoImpl extends HibernateDaoSupport implements
SearchBuilderItemDao
{
/**
* debug logger
*/
private static Log dlog = LogFactory.getLog(SearchBuilderItemDaoImpl.class);
/**
* create a new search builder item {@inheritDoc}
*/
public SearchBuilderItem create()
{
return new SearchBuilderItemImpl();
}
/**
* update a search Builder item
*
* @{inheritDoc}
*/
public void update(SearchBuilderItem sb)
{
HibernateTemplate ht = getHibernateTemplate();
ht.saveOrUpdate(sb);
ht.flush();
}
/**
* reset all the documents to cause a reload of current state
*
* @{inheritDoc}
*/
public List<SearchBuilderItem> getAll()
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return session.createCriteria(SearchBuilderItemImpl.class)
.list();
}
};
return (List) getHibernateTemplate().execute(callback);
}
/**
* locate a document by name, to modify it
*
* @{inheritDoc}
*/
public SearchBuilderItem findByName(final String resourceName)
{
if ( resourceName != null && resourceName.length() > 255 ) {
dlog.warn("Entity Reference longer than 255 characters :"+resourceName);
return null;
}
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return session.createCriteria(SearchBuilderItemImpl.class).add(
Expression.eq("name", resourceName)).list();
}
};
List l = (List) getHibernateTemplate().execute(callback);
if (l.size() == 0)
{
return null;
}
else
{
return (SearchBuilderItem) l.get(0);
}
}
private int countPending(Connection connection)
{
PreparedStatement pst = null;
ResultSet rst = null;
try
{
pst = connection.prepareStatement("select count(*) from searchbuilderitem where searchstate = ? ");
pst.clearParameters();
pst.setInt(1, SearchBuilderItem.STATE_PENDING.intValue());
rst = pst.executeQuery();
if (rst.next())
{
return rst.getInt(1);
}
return 0;
}
catch (SQLException sqlex)
{
return 0;
}
finally
{
try
{
rst.close();
}
catch (Exception ex)
{
dlog.warn("Exception counting pending items", ex);
}
try
{
pst.close();
}
catch (Exception ex)
{
dlog.warn("Exception counting pending items", ex);
}
}
}
public int countPending()
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return Integer.valueOf(countPending(session.connection()));
}
};
return ((Integer) getHibernateTemplate().execute(callback)).intValue();
}
public List<SearchBuilderItem> getGlobalMasters()
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return session.createCriteria(SearchBuilderItemImpl.class).add(
Expression.eq("itemscope", SearchBuilderItem.ITEM_GLOBAL_MASTER))
.list();
}
};
return (List) getHibernateTemplate().execute(callback);
}
public List<SearchBuilderItem> getSiteMasters()
{
HibernateCallback callback = new HibernateCallback()
{
public Object doInHibernate(Session session)
throws HibernateException
{
return session.createCriteria(SearchBuilderItemImpl.class).add(
Expression.eq("itemscope", SearchBuilderItem.ITEM_SITE_MASTER)).list();
}
};
return (List) getHibernateTemplate().execute(callback);
}
}