001/*
002 *  Copyright 2016 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.plugins.core.ui.schedule;
017
018import java.util.HashMap;
019import java.util.Map;
020
021import org.apache.avalon.framework.parameters.Parameters;
022import org.apache.avalon.framework.service.ServiceException;
023import org.apache.cocoon.acting.ServiceableAction;
024import org.apache.cocoon.environment.ObjectModelHelper;
025import org.apache.cocoon.environment.Redirector;
026import org.apache.cocoon.environment.Request;
027import org.apache.cocoon.environment.SourceResolver;
028
029import org.ametys.core.cocoon.JSonReader;
030import org.ametys.plugins.core.schedule.Scheduler;
031
032/**
033 * Action for generating the scheduled tasks
034 */
035public class GetScheduledTasksAction extends ServiceableAction
036{
037    /** The scheduler */
038    protected Scheduler _scheduler;
039    
040    @Override
041    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
042    {
043        if (_scheduler == null)
044        {
045            try
046            {
047                _scheduler = (Scheduler) manager.lookup(Scheduler.ROLE);
048            }
049            catch (ServiceException e)
050            {
051                getLogger().warn("This action cannot be called now", e);
052                return EMPTY_MAP;
053            }
054        }
055        
056        Map<String, Object> result = new HashMap<>();
057        result.put("tasks", _scheduler.getTasksAsJson());
058        
059        Request request = ObjectModelHelper.getRequest(objectModel);
060        request.setAttribute(JSonReader.OBJECT_TO_READ, result);
061        
062        return EMPTY_MAP;
063    }
064}