?? datasourcepersistenceprovider.java
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/*
* Copyright (C) 2002 Erik Swenson - eswenson@opensourcesoft.net
*
* 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., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
package org.efs.openreports.providers.persistence;
import java.util.List;
import org.apache.commons.logging.*;
import org.efs.openreports.objects.ReportDataSource;
import org.efs.openreports.providers.ProviderException;
public class DataSourcePersistenceProvider extends HibernateProvider
{
protected static Log log =
LogFactory.getLog(DataSourcePersistenceProvider.class.getName());
public DataSourcePersistenceProvider() throws ProviderException
{
super();
log.info("DataSourcePersistenceProvider Created.");
}
public ReportDataSource getDataSource(Integer id) throws ProviderException
{
return (ReportDataSource) load(ReportDataSource.class, id);
}
public List getDataSources() throws ProviderException
{
String fromClause =
"from org.efs.openreports.objects.ReportDataSource reportDataSource order by reportDataSource.name ";
return query(fromClause);
}
public ReportDataSource insertDataSource(ReportDataSource reportDataSource)
throws ProviderException
{
return (ReportDataSource) save(reportDataSource);
}
public void updateDataSource(ReportDataSource reportDataSource)
throws ProviderException
{
update(reportDataSource);
}
public void deleteDataSource(ReportDataSource reportDataSource)
throws ProviderException
{
try
{
delete(reportDataSource);
}
catch (ConstraintException ce)
{
throw new ProviderException("This DataSource is being used by Reports or Parameters and cannot be deleted.");
}
}
}
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