001/*
002 *  Copyright 2019 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.survey.observation;
017
018import java.util.Map;
019
020import org.ametys.core.observation.Event;
021import org.ametys.core.observation.Observer;
022import org.ametys.plugins.survey.SurveyEvents;
023import org.ametys.plugins.survey.repository.Survey;
024
025/**
026 * {@link Observer} for observing survey re-initialization in order to
027 * invalidate cache on front-office.
028 */
029public class InvalidateCacheOnSurveyReInitializedObserver extends AbstractSurveyCacheObserver
030{
031
032    @Override
033    public boolean supports(Event event)
034    {
035        return event.getId().equals(SurveyEvents.SURVEY_REINITIALIZED);
036    }
037
038    @Override
039    protected Survey getSurveyFromEvent(Event event)
040    {
041        Map<String, Object> args = event.getArguments();
042        if (args.containsKey("survey"))
043        {
044            return (Survey) args.get("survey");
045        }
046
047        return null;
048    }
049}