/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.engine;
/**
* Interface of an sub dataset instantiation.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: JRDatasetRun.java 3033 2009-08-27 11:46:22Z teodord $
* @see net.sf.jasperreports.engine.JRDataset
* @see net.sf.jasperreports.engine.JRChartDataset#getDatasetRun()
*/
public interface JRDatasetRun extends JRCloneable
{
/**
* Returns the sub dataset name.
*
* @return the sub dataset name
*/
public String getDatasetName();
/**
* Returns the parameters map expression.
* <p>
* The result of this expression is used as the parameters map when instantiating the dataset.
*
* @return the parameters map expression
*/
public JRExpression getParametersMapExpression();
/**
* Returns the list of parameter values.
*
* @return the list of parameter values
*/
public JRDatasetParameter[] getParameters();
/**
* Returns the DB connection expression.
* <p>
* The result of this expression is used as the DB connection when instantiating the dataset.
*
* @return the DB connection expression
*/
public JRExpression getConnectionExpression();
/**
* Returns the data source expression.
* <p>
* The result of this expression is used as the data source when instantiating the dataset.
*
* @return the data source expression
*/
public JRExpression getDataSourceExpression();
}