/*

  * Copyright 2005-2007 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;

 import org.kuali.rice.kew.postprocessor.DefaultPostProcessor;

 import org.kuali.rice.kew.postprocessor.DeleteEvent;

 import org.kuali.rice.kew.postprocessor.DocumentRouteLevelChange;

 import org.kuali.rice.kew.postprocessor.DocumentRouteStatusChange;

 import org.kuali.rice.kew.postprocessor.PostProcessor;

 import org.kuali.rice.kew.postprocessor.ProcessDocReport;

 import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;

 import org.kuali.rice.kew.routeheader.service.RouteHeaderService;

 import org.kuali.rice.kew.rule.service.RuleService;

 import org.kuali.rice.kew.service.KEWServiceLocator;

 import org.kuali.rice.kew.util.KEWConstants;

 /**

  * The {@link PostProcessor} implementation for rules.  Delegates to the

  * {@link RuleService#makeCurrent(Long)} method.

  *

  * @see RuleService#makeCurrent(Long)

  *

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class RulePostProcessor extends DefaultPostProcessor {

     public ProcessDocReport doRouteStatusChange(DocumentRouteStatusChange statusChangeEvent) throws Exception {

         DocumentRouteHeaderValue routeHeader = getRouteHeaderService().getRouteHeader(statusChangeEvent.getDocumentId());

         if (KEWConstants.ROUTE_HEADER_PROCESSED_CD.equals(routeHeader.getDocRouteStatus())) {

             getRuleService().makeCurrent(routeHeader.getDocumentId());

         }

         return new ProcessDocReport(true, "");

     }    

     public ProcessDocReport doRouteLevelChange(DocumentRouteLevelChange levelChangeEvent) throws Exception {

         return new ProcessDocReport(true, "");

     }

     public ProcessDocReport doDeleteRouteHeader(DeleteEvent event) throws Exception {

         return new ProcessDocReport(true, "");

     }

     public String getVersion() throws Exception {

         return "";

     }

     private RouteHeaderService getRouteHeaderService() {

         return (RouteHeaderService) KEWServiceLocator.getService(KEWServiceLocator.DOC_ROUTE_HEADER_SRV);

     }

     private RuleService getRuleService() {

         return (RuleService) KEWServiceLocator.getService(KEWServiceLocator.RULE_SERVICE);

     }

 }