/*
    * Copyright 2010 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.kew.rule.service.impl;
  
  import org.kuali.rice.kew.rule.service.RuleDelegationCacheProcessor;
  import org.kuali.rice.kew.service.KEWServiceLocator;
  import org.kuali.rice.kew.util.PerformanceLogger;
  
  public class RuleDelegationCacheProcessorImpl implements RuleDelegationCacheProcessor {
  
  	private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(RuleDelegationCacheProcessorImpl.class);
  	
  	public void clearRuleDelegationFromCache(Long responsibilityId) {
  		PerformanceLogger logger = new PerformanceLogger();
  		if (responsibilityId != null) {
  			flushListFromCache(responsibilityId);
  		}
  		logger.log("Time to notify cache of rule delegation change for responsibility id=" + responsibilityId);
  	}
  	
  	protected void flushListFromCache(Long responsibilityId) {
      	String responsibilityIdStr = responsibilityId.toString();
          LOG.info("Flushing delegation rules from Cache for responsibilityId='" + responsibilityIdStr );
          KEWServiceLocator.getCacheAdministrator().flushEntry(getRuleDlgnCacheKey(responsibilityIdStr));
      }
  	
  	protected String getRuleDlgnCacheKey(String responsibilityIdStr) {
          return "RuleDlgnCache:" + responsibilityIdStr;
      }
  	
  }