/*
* 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.modules.parser.bundle.data;
import org.pentaho.reporting.engine.classic.core.DataFactory;
import org.pentaho.reporting.engine.classic.core.ReportDataFactoryException;
import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.pentaho.reporting.engine.classic.core.parameters.ReportParameterDefinition;
/**
* A result object for the XML parser. It contains all parameter definitions as well as all the data-source definitions
* and once the parsing finishs, it is merged with the current report definition.
*
* @author Thomas Morgner
*/
public class DataDefinition
{
private static final Expression[] EMPTY_EXPRESSIONS = new Expression[0];
private ReportParameterDefinition parameterDefinition;
private DataFactory primaryDataFactory;
private Expression[] expressions;
private String query;
private int queryLimit;
private int queryTimeout;
public DataDefinition(final ReportParameterDefinition parameterDefinition,
final DataFactory primaryDataFactory,
final String query,
final int queryLimit,
final int queryTimeout,
final Expression[] expressions)
{
this.parameterDefinition = parameterDefinition;
this.primaryDataFactory = primaryDataFactory;
this.query = query;
this.queryLimit = queryLimit;
this.queryTimeout = queryTimeout;
if (expressions != null)
{
this.expressions = (Expression[]) expressions.clone();
}
}
public String getQuery()
{
return query;
}
public int getQueryLimit()
{
return queryLimit;
}
public int getQueryTimeout()
{
return queryTimeout;
}
public Expression[] getExpressions()
{
if (expressions == null)
{
return EMPTY_EXPRESSIONS;
}
final Expression[] targetExpressions = new Expression[expressions.length];
for (int i = 0; i < expressions.length; i++)
{
final Expression expression = expressions[i];
targetExpressions[i] = expression.getInstance();
}
return targetExpressions;
}
public ReportParameterDefinition getParameterDefinition()
{
if (parameterDefinition != null)
{
return (ReportParameterDefinition) parameterDefinition.clone();
}
return null;
}
public DataFactory getDataFactory() throws ReportDataFactoryException
{
if (primaryDataFactory != null)
{
return primaryDataFactory.derive();
}
return null;
}
}