/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.jetspeed.aggregator.impl;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.jetspeed.PortalReservedParameters;
import org.apache.jetspeed.aggregator.PortletContent;
import org.apache.jetspeed.aggregator.PortletRenderer;
import org.apache.jetspeed.container.PortletWindow;
import org.apache.jetspeed.om.page.ContentFragment;
import org.apache.jetspeed.om.page.ContentPage;
import org.apache.jetspeed.request.RequestContext;
/**
* Share common code for all aggregators
*
* @author <a href="mailto:taylor@apache.org">David Sean Taylor </a>
* @author <a>Woonsan Ko</a>
* @version $Id: $
*/
public abstract class BaseAggregatorImpl
{
private final static Logger log = LoggerFactory.getLogger(BaseAggregatorImpl.class);
protected PortletRenderer renderer;
public BaseAggregatorImpl(PortletRenderer renderer)
{
this.renderer = renderer;
}
protected void releaseBuffers(ContentFragment f, RequestContext context)
{
if (f.getContentFragments() != null)
{
for (ContentFragment child : (List<ContentFragment>)f.getContentFragments())
{
if (!"hidden".equals(child.getState()))
{
releaseBuffers(child, context);
}
}
}
PortletContent content = f.getPortletContent();
if (content != null && content.getExpiration() == 0)
{
content.release();
}
}
/**
* <p>
* renderMaximizedWindow
* </p>
*
* @param context
* @param page
* @param layoutContentFragment
* @param defaultPortletDecorator
* @param dispatcher
* @param window
*/
protected void renderMaximizedWindow( RequestContext context, ContentPage page, ContentFragment layoutContentFragment,
PortletWindow window )
{
boolean maxedLayout = false;
PortletWindow layoutWindow;
if (window.getFragment().getId().equals(layoutContentFragment.getId()))
{
layoutWindow = window;
maxedLayout = true;
}
else
{
layoutWindow = context.getPortletWindow(layoutContentFragment);
}
layoutWindow.setAttribute(PortalReservedParameters.MAXIMIZED_FRAGMENT_ATTRIBUTE, window.getFragment());
layoutWindow.setAttribute(PortalReservedParameters.MAXIMIZED_LAYOUT_ATTRIBUTE, page.getRootContentFragment());
try
{
renderer.renderNow(window.getFragment(), context);
if (!maxedLayout)
{
renderer.renderNow(layoutContentFragment, context);
}
}
catch (Exception e)
{
log.error(e.getMessage(), e);
window.getFragment().overrideRenderedContent("Sorry, but we were unable access the requested portlet. Send the following message to your portal admin: "+ e.getMessage());
}
}
}