/*
* Copyright 1999-2002,2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cocoon.portal.generation;
import java.io.IOException;
import java.util.Map;
import org.apache.avalon.framework.parameters.ParameterException;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.cocoon.ProcessingException;
import org.apache.cocoon.environment.SourceResolver;
import org.apache.cocoon.generation.ServiceableGenerator;
import org.apache.cocoon.portal.PortalManager;
import org.apache.cocoon.portal.PortalService;
import org.xml.sax.SAXException;
/**
* This generator renders the complete portal.
* More precisly, this generator is the starting point for the portal
* rendering. The generator delegates the rendering process to
* to {@link PortalManager} component.
* This generator needs one runtime configuration: the name of
* the portal to render as a sitemap parameter named "portal-name".
*
* @author <a href="mailto:cziegeler@s-und-n.de">Carsten Ziegeler</a>
* @author <a href="mailto:volker.schmitt@basf-it-services.com">Volker Schmitt</a>
*
* @version CVS $Id: PortalGenerator.java,v 1.8 2004/04/28 13:58:16 cziegeler Exp $
*/
public class PortalGenerator
extends ServiceableGenerator {
/* (non-Javadoc)
* @see org.apache.cocoon.generation.Generator#generate()
*/
public void generate()
throws IOException, SAXException, ProcessingException {
// start the portal rendering
// 1. event processing
// 2. rendering
PortalManager pm = null;
try {
pm = (PortalManager)this.manager.lookup(PortalManager.ROLE);
pm.process();
pm.showPortal(this.xmlConsumer, this.parameters);
} catch (ServiceException ce) {
throw new ProcessingException("Unable to lookup portal manager.", ce);
} finally {
this.manager.release(pm);
}
}
/* (non-Javadoc)
* @see org.apache.cocoon.sitemap.SitemapModelComponent#setup(org.apache.cocoon.environment.SourceResolver, java.util.Map, java.lang.String, org.apache.avalon.framework.parameters.Parameters)
*/
public void setup(SourceResolver resolver,
Map objectModel,
String src,
Parameters par)
throws ProcessingException, SAXException, IOException {
super.setup(resolver, objectModel, src, par);
// instantiate the portal service for this request
// and set the portal-name
PortalService service = null;
try {
service = (PortalService)this.manager.lookup(PortalService.ROLE);
service.setPortalName(par.getParameter("portal-name"));
// This is a fix: if we don't use the link service here, we get
// in some rare cases a wrong uri!
service.getComponentManager().getLinkService().getRefreshLinkURI();
} catch (ParameterException pe) {
throw new ProcessingException("Parameter portal-name is required.");
} catch (ServiceException ce) {
throw new ProcessingException("Unable to lookup portal service.", ce);
} finally {
this.manager.release(service);
}
}
}