001/*
002 *  Copyright 2010 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.web.cache;
017
018import java.util.Map;
019
020import org.ametys.core.observation.Event;
021import org.ametys.web.ObservationConstants;
022
023/**
024 * Reset the site cache on front office instances.
025 */
026public class InvalidateSiteCacheObserver extends AbstractCacheObserver
027{
028    @Override
029    public boolean supports(Event event)
030    {
031        return event.getId().equals(ObservationConstants.EVENT_SITE_ADDED) || event.getId().equals(ObservationConstants.EVENT_SITE_DELETED) 
032            || event.getId().equals(ObservationConstants.EVENT_SITE_UPDATED);
033    }
034    
035    @Override
036    public void observe(Event event, Map<String, Object> transientVars) throws Exception
037    {
038        try
039        {
040            CacheHelper.testWS("/_resetCache", getLogger());
041        }
042        catch (Exception e)
043        {
044            getLogger().error("Unable to invalidate site cache", e);
045        }
046        
047    }
048}