/*
    * Licensed 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.esigate.cache;
  
  import java.util.Properties;
  
  import net.sf.ehcache.CacheManager;
  import net.sf.ehcache.Ehcache;
  
  import org.apache.http.impl.client.cache.CacheConfig;
  import org.apache.http.impl.client.cache.ehcache.EhcacheHttpCacheStorage;
  import org.esigate.Parameters;
  
  public class EhcacheCacheStorage extends CacheStorage {
      public static final String DEFAULT_CACHE_NAME = "EsiGate";
  
      @Override
      public void init(Properties properties) {
          String cacheName = Parameters.EHCACHE_CACHE_NAME_PROPERTY.getValue(properties);
          String configurationFileName = Parameters.EHCACHE_CONFIGURATION_FILE_PROPERTY.getValue(properties);
          // Loaded from the Classpath, default will use /ehcache.xml or if not found /ehcache-failsafe.xml
          CacheManager cacheManager = CacheManager.create(configurationFileName);
          Ehcache ehcache = cacheManager.getEhcache(cacheName);
          if (ehcache == null) {
              cacheManager.addCache(cacheName);
              ehcache = cacheManager.getEhcache(cacheName);
          }
          CacheConfig cacheConfig = CacheConfigHelper.createCacheConfig(properties);
          setImpl(new EhcacheHttpCacheStorage(ehcache, cacheConfig));
      }
  
  }