/*
* 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) 2009 Pentaho Corporation. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.extensions.parsers.reportdesigner.elements;
import java.util.ArrayList;
import java.util.Properties;
import org.pentaho.reporting.engine.classic.core.ParameterMapping;
import org.pentaho.reporting.libraries.xmlns.parser.PropertiesReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.IgnoreAnyChildReadHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* Todo: Document Me
*
* @author Thomas Morgner
*/
public class SubReportParametersReadHandler extends PropertiesReadHandler
{
private ArrayList importParameters;
private ParameterMapping[] importParameterMappings;
private ArrayList exportParameters;
private ParameterMapping[] exportParameterMappings;
private boolean globalImport;
private boolean globalExport;
public SubReportParametersReadHandler()
{
importParameters = new ArrayList();
exportParameters = new ArrayList();
}
/**
* Returns the handler for a child element.
*
* @param uri the URI of the namespace of the current element.
* @param tagName the tag name.
* @param atts the attributes.
* @return the handler or null, if the tagname is invalid.
* @throws SAXException if there is a parsing error.
*/
protected XmlReadHandler getHandlerForChild(final String uri, final String tagName, final Attributes atts) throws SAXException
{
if (isSameNamespace(uri))
{
if ("padding".equals(tagName))
{
return new IgnoreAnyChildReadHandler();
}
if ("importParameter".equals(tagName))
{
final SubReportParameterReadHandler readHandler = new SubReportParameterReadHandler();
importParameters.add(readHandler);
return readHandler;
}
if ("exportParameter".equals(tagName))
{
final SubReportParameterReadHandler readHandler = new SubReportParameterReadHandler();
exportParameters.add(readHandler);
return readHandler;
}
}
return super.getHandlerForChild(uri, tagName, atts);
}
/**
* Done parsing.
*
* @throws SAXException if there is a parsing error.
*/
protected void doneParsing() throws SAXException
{
super.doneParsing();
final Properties result = getResult();
globalExport = "true".equals(result.getProperty("globalExport"));
globalImport = "true".equals(result.getProperty("globalImport"));
importParameterMappings = new ParameterMapping[importParameters.size()];
for (int i = 0; i < importParameters.size(); i++)
{
final SubReportParameterReadHandler readHandler = (SubReportParameterReadHandler) importParameters.get(i);
ParameterMapping parameter = new ParameterMapping(readHandler.getKey(), readHandler.getValue());
importParameterMappings[i] = parameter;
}
exportParameterMappings = new ParameterMapping[exportParameters.size()];
for (int i = 0; i < exportParameters.size(); i++)
{
final SubReportParameterReadHandler readHandler = (SubReportParameterReadHandler) exportParameters.get(i);
ParameterMapping parameter = new ParameterMapping(readHandler.getKey(), readHandler.getValue());
exportParameterMappings[i] = parameter;
}
}
public ParameterMapping[] getImportParameterMappings()
{
return importParameterMappings;
}
public ParameterMapping[] getExportParameterMappings()
{
return exportParameterMappings;
}
public boolean isGlobalImport()
{
return globalImport;
}
public boolean isGlobalExport()
{
return globalExport;
}
/**
* Returns the object for this element or null, if this element does
* not create an object.
*
* @return the object.
* @throws SAXException if an parser error occured.
*/
public Object getObject() throws SAXException
{
return null;
}
}