/*

  * 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.kew.service.impl;

 import java.util.ArrayList;

 import java.util.HashMap;

 import java.util.List;

 import java.util.Map;

 import org.kuali.rice.core.util.AttributeSet;

 import org.kuali.rice.kew.doctype.service.DocumentTypeService;

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

 import org.kuali.rice.kim.api.responsibility.Responsibility;

 import org.kuali.rice.kim.impl.responsibility.KimResponsibilityTypeService;

 import org.kuali.rice.kim.impl.responsibility.KimResponsibilityTypeServiceBase;

 import org.kuali.rice.kim.util.KimConstants;

 /**

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

  */

 public class DocumentTypeResponsibilityTypeServiceImpl extends

         KimResponsibilityTypeServiceBase implements KimResponsibilityTypeService {

         DocumentTypeService documentTypeService;

         protected String exactMatchStringAttributeName;

         {

                 requiredAttributes.add( KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME );

                 checkRequiredAttributes = true;

         }

         @Override

         protected List<Responsibility> performResponsibilityMatches(

                         AttributeSet requestedDetails,

                         List<Responsibility> responsibilitiesList) {

                 Map<String, List<Responsibility>> potentialDocumentTypeMatches = new HashMap<String, List<Responsibility>>();

                 for (Responsibility responsibility : responsibilitiesList) {

                         if ((exactMatchStringAttributeName == null)

                                         || responsibility

                                                         .getAttributes()

                                                         .get(exactMatchStringAttributeName)

                                                         .equals(

                                                                         requestedDetails

                                                                                         .get(exactMatchStringAttributeName))) {

                                 if (!potentialDocumentTypeMatches.containsKey(responsibility

                                                 .getAttributes().get(KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME))) {

                                         potentialDocumentTypeMatches.put(

                                                         responsibility.getAttributes().get(

                                                                         KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME),

                                                         new ArrayList<Responsibility>());

                                 }

                                 potentialDocumentTypeMatches.get(

                                                 responsibility.getAttributes().get(

                                                                 KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME)).add(

                                                 responsibility);

                         }

                 }

                 List<Responsibility> matchingResponsibilities = new ArrayList<Responsibility>();

                 if (potentialDocumentTypeMatches.containsKey(requestedDetails

                                 .get(KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME))) {

                         matchingResponsibilities

                                         .addAll(potentialDocumentTypeMatches.get(requestedDetails

                                                         .get(KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME)));

                 } else {

                         String closestParentDocumentTypeName = getClosestParentDocumentTypeName(

                                         getDocumentTypeService().findByName(

                                                         requestedDetails

                                                                         .get(KimConstants.AttributeConstants.DOCUMENT_TYPE_NAME)),

                                         potentialDocumentTypeMatches.keySet());

                         if (closestParentDocumentTypeName != null) {

                                 matchingResponsibilities.addAll(potentialDocumentTypeMatches

                                                 .get(closestParentDocumentTypeName));

                         }

                 }

                 return matchingResponsibilities;

         }

         public DocumentTypeService getDocumentTypeService() {

                 if (documentTypeService == null) {

                         documentTypeService = KEWServiceLocator.getDocumentTypeService();

                 }

                 return this.documentTypeService;

         }

 }