/*
* 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 - 2009 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.parser.ext.readhandlers;
import java.util.ArrayList;
import org.pentaho.reporting.engine.classic.core.CustomPageDefinition;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.modules.parser.base.PropertyAttributes;
import org.pentaho.reporting.engine.classic.core.modules.parser.base.ReportParserUtil;
import org.pentaho.reporting.engine.classic.core.modules.parser.base.common.AbstractPropertyXmlReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
import org.xml.sax.SAXException;
public class PageDefinitionReadHandler extends AbstractPropertyXmlReadHandler
{
private ArrayList pageDefList;
public PageDefinitionReadHandler()
{
pageDefList = new ArrayList();
}
/**
* Returns the handler for a child element.
*
* @param tagName the tag name.
* @param atts the attributes.
* @return the handler or null, if the tagname is invalid.
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
protected XmlReadHandler getHandlerForChild(final String uri,
final String tagName,
final PropertyAttributes atts)
throws SAXException
{
if (isSameNamespace(uri) == false)
{
return null;
}
if ("page".equals(tagName))
{
final PageReadHandler readHandler = new PageReadHandler();
pageDefList.add(readHandler);
return readHandler;
}
return null;
}
/**
* Done parsing.
*
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
protected void doneParsing() throws SAXException
{
if (pageDefList.isEmpty())
{
throw new SAXException
("page-definition element needs at least one page definition.");
}
final CustomPageDefinition pageDefinition = new CustomPageDefinition();
for (int i = 0; i < pageDefList.size(); i++)
{
final PageReadHandler readHandler = (PageReadHandler) pageDefList.get(i);
pageDefinition.addPageFormat(readHandler.getPageFormat(),
readHandler.getX(), readHandler.getY());
}
final MasterReport report = (MasterReport)
getRootHandler().getHelperObject(ReportParserUtil.HELPER_OBJ_REPORT_NAME);
report.setPageDefinition(pageDefinition);
}
/**
* Returns the object for this element or null, if this element does not create an object.
*
* @return the object.
*/
public Object getObject()
{
return null;
}
}