/*
* 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.cocoon.portal.acting;
import java.util.Map;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.thread.ThreadSafe;
import org.apache.cocoon.ProcessingException;
import org.apache.cocoon.acting.ServiceableAction;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Redirector;
import org.apache.cocoon.environment.SourceResolver;
import org.apache.cocoon.portal.Constants;
import org.apache.cocoon.portal.PortalService;
import org.apache.cocoon.portal.event.Event;
import org.apache.cocoon.portal.event.EventManager;
import org.apache.cocoon.portal.event.impl.CopletJXPathEvent;
/**
* Using this action, you can set values in a coplet
*
* @author <a href="mailto:cziegeler@apache.org">Carsten Ziegeler</a>
* @version CVS $Id$
*/
public class CopletSetDataAction
extends ServiceableAction implements ThreadSafe {
/* (non-Javadoc)
* @see org.apache.cocoon.acting.Action#act(org.apache.cocoon.environment.Redirector, org.apache.cocoon.environment.SourceResolver, java.util.Map, java.lang.String, org.apache.avalon.framework.parameters.Parameters)
*/
public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters)
throws Exception {
PortalService portalService = null;
try {
portalService = (PortalService)this.manager.lookup(PortalService.ROLE);
// determine coplet id
String copletId = null;
Map context = (Map)objectModel.get(ObjectModelHelper.PARENT_CONTEXT);
if (context != null) {
copletId = (String)context.get(Constants.COPLET_ID_KEY);
} else {
copletId = (String)objectModel.get(Constants.COPLET_ID_KEY);
}
if (copletId == null) {
throw new ConfigurationException("copletId must be passed in the object model either directly (e.g. by using ObjectModelAction) or within the parent context.");
}
// now traverse parameters:
// parameter name is path
// parameter value is value
// if the value is null or empty, the value is not set!
final String[] names = parameters.getNames();
if ( names != null ) {
final EventManager publisher = portalService.getComponentManager().getEventManager();
for(int i=0; i<names.length; i++) {
final String path = names[i];
final String value = parameters.getParameter(path, null );
if ( value != null && value.trim().length() > 0 ) {
final Event event = new CopletJXPathEvent(portalService.getComponentManager().getProfileManager().getCopletInstanceData(copletId),
path,
value);
publisher.send(event);
}
}
}
return EMPTY_MAP;
} catch (ServiceException e) {
throw new ProcessingException("Unable to lookup component.", e);
} finally {
this.manager.release(portalService);
}
}
}