/*
* 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.parameters;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.ReportDataFactoryException;
import org.pentaho.reporting.engine.classic.core.util.ReportParameterValues;
public class ParameterUtils
{
private ParameterUtils()
{
}
/**
* Enriches the parameter values with computed default values. Warning: This is a dangerous thing
* as this may use untrusted input for the default value computation.
*
* @param report
* @param context
* @return
* @throws ReportDataFactoryException
* @deprecated
*/
public static ReportParameterValues initializeDefaultValues(final MasterReport report,
final ParameterContext context)
throws ReportDataFactoryException
{
if (report == null)
{
throw new NullPointerException();
}
if (context == null)
{
throw new NullPointerException();
}
final ReportParameterDefinition definition = report.getParameterDefinition();
final ReportParameterValues parameters = new ReportParameterValues(report.getParameterValues());
final ParameterContextWrapper wrapper = new ParameterContextWrapper(context, parameters);
final ParameterDefinitionEntry[] entries = definition.getParameterDefinitions();
for (int i = 0; i < entries.length; i++)
{
final ParameterDefinitionEntry entry = entries[i];
final Object oldValue = parameters.get(entry.getName());
if (oldValue == null)
{
parameters.put(entry.getName(), entry.getDefaultValue(wrapper));
}
}
return parameters;
}
}