/**
    * 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.kew.engine;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.kew.api.WorkflowDocument;
  import org.kuali.rice.kew.api.WorkflowDocumentFactory;
  import org.kuali.rice.kew.framework.postprocessor.DocumentRouteStatusChange;
  import org.kuali.rice.kew.framework.postprocessor.ProcessDocReport;
  import org.kuali.rice.kew.postprocessor.DefaultPostProcessor;
  import org.kuali.rice.kew.api.KewApiConstants;
  import org.kuali.rice.kim.api.services.KimApiServiceLocator;
  
  
  /**
   * Tests a new document being spawned from the post processing of an existing document
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class PostProcessorSpawnDocument extends DefaultPostProcessor {
  	private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(PostProcessorSpawnDocument.class);
  
  	@Override
      public ProcessDocReport doRouteStatusChange(DocumentRouteStatusChange statusChangeEvent) throws Exception {
      	LOG.info("Moving document " + statusChangeEvent.getDocumentId() + " from status '" + statusChangeEvent.getOldRouteStatus() + "' to status '" + statusChangeEvent.getNewRouteStatus() + "'");
      	if (StringUtils.equals(KewApiConstants.ROUTE_HEADER_PROCESSED_CD, statusChangeEvent.getNewRouteStatus())) {
      		// spawn and route a new document
          	WorkflowDocument document = WorkflowDocumentFactory.createDocument(KimApiServiceLocator.getIdentityService().getPrincipalByPrincipalName("ewestfal").getPrincipalId(), "SpawnedDocumentType");
          	document.route("");
      	}
          return new ProcessDocReport(true, "");
      }
  
  }