/*!
 * 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) 2002-2013 Pentaho Corporation..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.modules.misc.datafactory;

import org.pentaho.reporting.engine.classic.core.DataFactory;
import org.pentaho.reporting.engine.classic.core.DataRow;
import org.pentaho.reporting.engine.classic.core.ReportDataFactoryException;
import org.pentaho.reporting.engine.classic.core.metadata.DataFactoryMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.DefaultDataFactoryCore;

public class StaticDataFactoryCore extends DefaultDataFactoryCore {
  public StaticDataFactoryCore() {
  }

  public Object getQueryHash( final DataFactoryMetaData dataFactoryMetaData, final DataFactory dataFactory,
      final String queryName, final DataRow parameter ) {
    final StaticDataFactory staticDataFactory = (StaticDataFactory) dataFactory;
    return staticDataFactory.translateQuery( queryName );
  }

  public String[] getReferencedFields( final DataFactoryMetaData metaData, final DataFactory element,
      final String query, final DataRow parameter ) {
    final StaticDataFactory staticDataFactory = (StaticDataFactory) element;
    try {
      return staticDataFactory.getParameterFields( staticDataFactory.translateQuery( query ) );
    } catch ( ReportDataFactoryException e ) {
      throw new IllegalStateException( e );
    }
  }
}