/*
* 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.modules.mailer.parser;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.libraries.resourceloader.Resource;
import org.pentaho.reporting.libraries.resourceloader.ResourceException;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
import org.pentaho.reporting.libraries.xmlns.parser.AbstractXmlReadHandler;
import org.pentaho.reporting.libraries.xmlns.parser.ParseException;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* Todo: Document me!
* <p/>
* Date: 13.05.2009
* Time: 17:51:50
*
* @author Thomas Morgner.
*/
public class ReportReadHandler extends AbstractXmlReadHandler
{
private String targetType;
private MasterReport report;
public ReportReadHandler()
{
}
/**
* Starts parsing.
*
* @param attrs the attributes.
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
protected void startParsing(final Attributes attrs) throws SAXException
{
targetType = attrs.getValue(getUri(), "target-type");
if (targetType == null)
{
throw new ParseException("Mandatory attribute 'target-type' is missing.", getLocator());
}
final String href = attrs.getValue(getUri(), "href");
if (href == null)
{
throw new ParseException("Mandatory attribute 'href' is missing.", getLocator());
}
try
{
final ResourceManager resourceManager = getRootHandler().getResourceManager();
final ResourceKey key = resourceManager.deriveKey(getRootHandler().getSource(), href);
final Resource resource = resourceManager.create(key, null, MasterReport.class);
report = (MasterReport) resource.getResource();
}
catch (ResourceException re)
{
throw new ParseException("Mandatory attribute 'href' is not pointing to a valid report.", re, getLocator());
}
}
public String getTargetType()
{
return targetType;
}
public MasterReport getReport()
{
return report;
}
/**
* Returns the object for this element or null, if this element does
* not create an object.
*
* @return the object.
* @throws org.xml.sax.SAXException if an parser error occured.
*/
public Object getObject() throws SAXException
{
return null;
}
}