001/*
002 *  Copyright 2017 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.cms.workflow;
017
018import java.io.IOException;
019import java.util.List;
020import java.util.Map;
021import java.util.concurrent.ExecutionException;
022import java.util.concurrent.Future;
023
024import org.apache.avalon.framework.service.ServiceException;
025import org.apache.avalon.framework.service.ServiceManager;
026import org.apache.solr.client.solrj.SolrServerException;
027
028import org.ametys.cms.ObservationConstants;
029import org.ametys.cms.content.indexing.solr.SolrIndexer;
030import org.ametys.cms.content.indexing.solr.observation.ObserverHelper;
031import org.ametys.cms.repository.Content;
032
033import com.opensymphony.workflow.WorkflowException;
034
035/**
036 * OSWorkflow function for creating a entry of reference table.
037 */
038public class CreateReferenceTableContentFunction extends CreateContentFunction
039{
040    /** The Solr indexer */
041    protected SolrIndexer _solrIndexer;
042
043    @Override
044    public void service(ServiceManager manager) throws ServiceException
045    {
046        super.service(manager);
047        _solrIndexer = (SolrIndexer) manager.lookup(SolrIndexer.ROLE);
048    }
049    
050    @Override
051    protected Map<String, Object> _eventParamsForContentAdded(Content content)
052    {
053        Map<String, Object> eventParams = super._eventParamsForContentAdded(content);
054        eventParams.put(ObservationConstants.ARGS_CONTENT_COMMIT, false);
055        return eventParams;
056    }
057    
058    @Override
059    protected List<Future> _notifyContentAdded(Content content, Map transientVars) throws WorkflowException
060    {
061        List<Future> futures = super._notifyContentAdded(content, transientVars);
062        
063        // Wait for asynchonous observers to finish
064        for (Future future : futures)
065        {
066            try
067            {
068                future.get();
069            }
070            catch (ExecutionException | InterruptedException e)
071            {
072                _logger.error(String.format("Error while waiting for async observer to complete"));
073            }
074        }
075        
076        try
077        {
078            if (ObserverHelper.isNotSuspendedObservationForIndexation())
079            {
080                _solrIndexer.commit();
081            }
082        }
083        catch (SolrServerException | IOException e)
084        {
085            _logger.error("An exception occured when trying to commit changes to Solr", e);
086        }
087        
088        return futures;
089    }
090}