/*
* 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/>.
*/
/*
* Contributors:
* Eugene D - eugenedruy@users.sourceforge.net
* Adrian Jackson - iapetus@users.sourceforge.net
* David Taylor - exodussystems@users.sourceforge.net
* Lars Kristensen - llk@users.sourceforge.net
*/
package net.sf.jasperreports.engine.convert;
import net.sf.jasperreports.engine.JRComponentElement;
import net.sf.jasperreports.engine.JRElement;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.component.ComponentKey;
import net.sf.jasperreports.engine.component.ComponentManager;
import net.sf.jasperreports.engine.component.ComponentsEnvironment;
import net.sf.jasperreports.engine.util.JRImageLoader;
/**
* Converter of {@link JRComponentElement} into print elements.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: ComponentElementConverter.java 3687 2010-04-06 09:50:42Z shertage $
*/
public final class ComponentElementConverter extends ElementConverter
{
private final static ComponentElementConverter INSTANCE = new ComponentElementConverter();
/**
* Returns the singleton instance of this converter.
*
* @return the singleton component converter instance
*/
public static ComponentElementConverter getInstance()
{
return INSTANCE;
}
private final static ElementIconConverter ICON_CONVERTER = new ElementIconConverter(
JRImageLoader.COMPONENT_IMAGE_RESOURCE);
private ComponentElementConverter()
{
}
public JRPrintElement convert(ReportConverter reportConverter,
JRElement element)
{
JRComponentElement componentElement = (JRComponentElement) element;
JRPrintElement converted = null;
ComponentKey componentKey = componentElement.getComponentKey();
if (componentKey != null)
{
ComponentManager manager = ComponentsEnvironment.getComponentManager(
componentKey);
if (manager != null && manager.getDesignConverter() != null)
{
// convert using the component converter
converted = manager.getDesignConverter().convert(reportConverter,
componentElement);
}
}
if (converted == null)
{
// fallback to the icon converter
converted = ICON_CONVERTER.convert(reportConverter, element);
}
return converted;
}
}