/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2016 TIBCO Software Inc. 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.data.cache;

import java.util.Map;

import net.sf.jasperreports.engine.data.IndexedDataSource;

/**
 * @author Lucian Chirita (lucianc@users.sourceforge.net)
 */
public class StandardCachedDataset implements CachedDataset
{

	private final IndexedDataSource dataSource;
	private final Map<String, Object> parameters;
	
	public StandardCachedDataset(IndexedDataSource dataSource,
			Map<String, Object> parameters)
	{
		this.dataSource = dataSource;
		this.parameters = parameters;
	}

	@Override
	public boolean hasParameter(String name)
	{
		// considering nulls
		return parameters != null && parameters.containsKey(name);
	}

	@Override
	public Object getParameterValue(String name)
	{
		return parameters.get(name);
	}

	@Override
	public IndexedDataSource getDataSource()
	{
		return dataSource;
	}

}
