package org.kuali.ole.deliver.request.service;
   
   import org.apache.commons.lang.StringUtils;
   import org.kuali.rice.kew.api.exception.WorkflowException;
   import org.kuali.rice.krad.exception.DocumentTypeAuthorizationException;
   import org.kuali.rice.krad.maintenance.MaintenanceDocument;
   import org.kuali.rice.krad.service.impl.MaintenanceDocumentServiceImpl;
   import org.kuali.rice.krad.util.GlobalVariables;
   import org.kuali.rice.krad.util.KRADConstants;
  import org.kuali.rice.krad.util.ObjectUtils;
  
  import java.io.Serializable;
  import java.util.Map;
  
  /**
   * Created with IntelliJ IDEA.
   * User: ?
   * Date: 10/11/12
   * Time: 7:29 PM
   * To change this template use File | Settings | File Templates.
   */
  public class OleDeliverRequestMaintenanceDocumentServiceImpl extends MaintenanceDocumentServiceImpl {
      private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(OleDeliverRequestMaintenanceDocumentServiceImpl.class);
  
      /**
       *  This method creates new maintenance document instance for doc type
       * @param objectClassName
       * @param documentTypeName
       * @param maintenanceAction
       * @return MaintenanceDocument
       */
      @Override
      public MaintenanceDocument setupNewMaintenanceDocument(String objectClassName, String documentTypeName,
                                                             String maintenanceAction) {
          if (StringUtils.isEmpty(objectClassName) && StringUtils.isEmpty(documentTypeName)) {
              throw new IllegalArgumentException("Document type name or bo class not given!");
          }
  
          // get document type if not passed
          if (StringUtils.isEmpty(documentTypeName)) {
              try {
                  documentTypeName =
                          getDocumentDictionaryService().getMaintenanceDocumentTypeName(Class.forName(objectClassName));
              } catch (ClassNotFoundException e) {
                  throw new RuntimeException(e);
              }
  
              if (StringUtils.isEmpty(documentTypeName)) {
                  throw new RuntimeException(
                          "documentTypeName is empty; does this Business Object have a maintenance document definition? " +
                                  objectClassName);
              }
          }
  
          // check doc type allows new or copy if that action was requested
          if (KRADConstants.MAINTENANCE_NEW_ACTION.equals(maintenanceAction) ||
                  KRADConstants.MAINTENANCE_COPY_ACTION.equals(maintenanceAction)) {
              Class<?> boClass =
                      getDocumentDictionaryService().getMaintenanceDataObjectClass(documentTypeName);
              boolean allowsNewOrCopy = getDataObjectAuthorizationService()
                      .canCreate(boClass, GlobalVariables.getUserSession().getPerson(), documentTypeName);
              if (!allowsNewOrCopy) {
                  LOG.error("Document type " + documentTypeName + " does not allow new or copy actions.");
                  throw new DocumentTypeAuthorizationException(
                          GlobalVariables.getUserSession().getPerson().getPrincipalId(), "newOrCopy", documentTypeName);
              }
          }
  
          // get new document from service
          try {
              return (MaintenanceDocument) getDocumentService().getNewDocument(documentTypeName);
          } catch (WorkflowException e) {
              LOG.error("Cannot get new maintenance document instance for doc type: " + documentTypeName, e);
              throw new RuntimeException("Cannot get new maintenance document instance for doc type: " + documentTypeName,
                      e);
          }
      }
  
      /**
       * @see org.kuali.rice.krad.service.impl.MaintenanceDocumentServiceImpl#setupMaintenanceObject
       */
      /**
       * This method creates maintenance object for delete operation using maintenanceAction.
       * @param document
       * @param maintenanceAction
       * @param requestParameters
       */
      public void setupMaintenanceObjectForDelete(MaintenanceDocument document, String maintenanceAction,
                                                  Map<String, String[]> requestParameters) {
          document.getNewMaintainableObject().setMaintenanceAction(maintenanceAction);
          document.getOldMaintainableObject().setMaintenanceAction(maintenanceAction);
  
          Object oldDataObject = retrieveObjectForMaintenance(document, requestParameters);
          Object newDataObject = ObjectUtils.deepCopy((Serializable) oldDataObject);
  
          document.getOldMaintainableObject().setDataObject(oldDataObject);
          document.getNewMaintainableObject().setDataObject(newDataObject);
      }
  
 }