/*

  * Copyright 2007-2009 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.kns.service.impl;

 import java.util.List;

 import org.apache.commons.collections.CollectionUtils;

 import org.kuali.rice.kns.datadictionary.MaintainableSectionDefinition;

 import org.kuali.rice.kns.datadictionary.MaintenanceDocumentEntry;

 import org.kuali.rice.kns.service.BusinessObjectSerializerService;

 import org.kuali.rice.kns.service.KNSServiceLocatorWeb;

 import org.kuali.rice.kns.service.MaintenanceDocumentDictionaryService;

 import org.kuali.rice.kns.util.documentserializer.AlwaysTruePropertySerializibilityEvaluator;

 import org.kuali.rice.kns.util.documentserializer.MaintenanceDocumentPropertySerializibilityEvaluator;

 import org.kuali.rice.kns.util.documentserializer.PropertySerializabilityEvaluator;

 import org.kuali.rice.kns.util.documentserializer.SerializationState;

 public class BusinessObjectSerializerServiceImpl extends SerializerServiceBase implements BusinessObjectSerializerService {

     /**

      * Serializes a document for routing

      * 

      * @see org.kuali.rice.kns.service.DocumentSerializerService#serializeDocumentToXml(org.kuali.rice.kns.document.Document)

      */

     public String serializeBusinessObjectToXml(Object businessObject) {

         PropertySerializabilityEvaluator propertySerizabilityEvaluator = getPropertySerizabilityEvaluator(businessObject);

         evaluators.set(propertySerizabilityEvaluator);

         SerializationState state = new SerializationState(); //createNewDocumentSerializationState(document);

         serializationStates.set(state);

         //Object xmlWrapper = null;//wrapDocumentWithMetadata(document);

         String xml;

         if (propertySerizabilityEvaluator instanceof AlwaysTruePropertySerializibilityEvaluator) {

             xml = getXmlObjectSerializerService().toXml(businessObject);

         }

         else {

             xml = xstream.toXML(businessObject);

         }

         evaluators.set(null);

         serializationStates.set(null);

         return xml;

     }

     public PropertySerializabilityEvaluator getPropertySerizabilityEvaluator(Object businessObject) {

         PropertySerializabilityEvaluator evaluator = null;

         MaintenanceDocumentDictionaryService maintenanceDocumentDictionaryService = 

                 KNSServiceLocatorWeb.getMaintenanceDocumentDictionaryService();

         String docTypeName = maintenanceDocumentDictionaryService.getDocumentTypeName(businessObject.getClass());

         MaintenanceDocumentEntry maintenanceDocumentEntry = maintenanceDocumentDictionaryService.getMaintenanceDocumentEntry(docTypeName);

         List<MaintainableSectionDefinition> maintainableSectionDefinitions = maintenanceDocumentEntry.getMaintainableSections();

         if(CollectionUtils.isEmpty(maintainableSectionDefinitions)) {

             evaluator = new AlwaysTruePropertySerializibilityEvaluator();

         }

         else {

             evaluator = new MaintenanceDocumentPropertySerializibilityEvaluator();

             evaluator.initializeEvaluatorForDataObject(businessObject);

         }

         return evaluator;

     }

 }