/**

  * Copyright 2005-2011 The Kuali Foundation

  *

  * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php

  *

  * 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.kuali.rice.core.impl.cache;

 import org.kuali.rice.core.api.cache.CacheService;

 import org.kuali.rice.core.api.cache.CacheTarget;

 import org.kuali.rice.core.api.exception.RiceIllegalArgumentException;

 import org.springframework.beans.factory.InitializingBean;

 import org.springframework.cache.Cache;

 import org.springframework.cache.CacheManager;

 import java.util.Collection;

 public class CacheServiceImpl implements CacheService, InitializingBean {

     private CacheManager cacheManager;

     @Override

     public void flush(Collection<CacheTarget> cacheTargets) throws RiceIllegalArgumentException {

         if (cacheTargets == null) {

             throw new RiceIllegalArgumentException("cacheTargets is null");

         }

         for (CacheTarget cacheTarget : cacheTargets) {

             if (cacheTarget == null) {

                 throw new RiceIllegalArgumentException("cacheTarget is null");

             }

             final Cache c = getCache(cacheTarget.getCache());

             if (c != null) {

                 if (cacheTarget.containsKey()) {

                     c.evict(cacheTarget.getKey());

                 } else {

                     c.clear();

                 }

             }

         }

     }

     private Cache getCache(String cache) {

         return cacheManager.getCache(cache);

     }

     public void setCacheManager(CacheManager cacheManager) {

         this.cacheManager = cacheManager;

     }

     @Override

     public void afterPropertiesSet() throws Exception {

         if (cacheManager == null) {

             throw new IllegalStateException("the cacheManager must be set");

         }

     }

 }