/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.metadata;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.pentaho.reporting.engine.classic.core.DataFactory;
import org.pentaho.reporting.engine.classic.core.DataFactoryMetaProvider;
import org.pentaho.reporting.engine.classic.core.DataRow;
import org.pentaho.reporting.engine.classic.core.ReportDataFactoryException;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
public class DefaultDataFactoryCore implements DataFactoryCore
{
private static final Log logger = LogFactory.getLog(DefaultDataFactoryCore.class);
public DefaultDataFactoryCore()
{
}
public String[] getReferencedFields(final DataFactoryMetaData metaData,
final DataFactory element,
final String query,
final DataRow parameter)
{
if (element instanceof DataFactoryMetaProvider)
{
try {
DataFactoryMetaProvider p = (DataFactoryMetaProvider) element;
return p.getReferencedFields(query, parameter);
}
catch (final ReportDataFactoryException e)
{
logger.info("Unable to compute design-time data: Referenced fields", e);
}
}
return null;
}
public ResourceReference[] getReferencedResources(final DataFactoryMetaData metaData,
final DataFactory element,
final ResourceManager resourceManager,
final String query, final DataRow parameter)
{
return new ResourceReference[0];
}
public String getDisplayConnectionName(final DataFactoryMetaData metaData,
final DataFactory dataFactory)
{
if (dataFactory instanceof DataFactoryMetaProvider)
{
DataFactoryMetaProvider p = (DataFactoryMetaProvider) dataFactory;
return p.getDisplayConnectionName();
}
return null;
}
public Object getQueryHash(final DataFactoryMetaData dataFactoryMetaData,
final DataFactory dataFactory,
final String queryName, final DataRow parameter)
{
if (dataFactory instanceof DataFactoryMetaProvider)
{
try {
DataFactoryMetaProvider p = (DataFactoryMetaProvider) dataFactory;
return p.getReferencedFields(queryName, parameter);
}
catch (final ReportDataFactoryException e)
{
logger.info("Unable to compute design-time data: Query Hash", e);
}
}
return null;
}
}