001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.kns.web.struts.action;
017
018import org.apache.commons.lang.StringUtils;
019import org.apache.struts.action.ActionForm;
020import org.apache.struts.action.ActionForward;
021import org.apache.struts.action.ActionMapping;
022import org.kuali.rice.core.api.util.RiceConstants;
023import org.kuali.rice.kns.web.struts.form.DisplayInactivationBlockersForm;
024import org.kuali.rice.krad.bo.BusinessObject;
025import org.kuali.rice.krad.datadictionary.InactivationBlockingMetadata;
026import org.kuali.rice.krad.service.DataDictionaryService;
027import org.kuali.rice.krad.service.InactivationBlockingDisplayService;
028import org.kuali.rice.krad.service.KRADServiceLocatorWeb;
029import org.kuali.rice.krad.util.ObjectUtils;
030
031import javax.servlet.http.HttpServletRequest;
032import javax.servlet.http.HttpServletResponse;
033import java.util.List;
034import java.util.Map;
035import java.util.Set;
036import java.util.TreeMap;
037
038/**
039 * This is a description of what this class does - wliang don't forget to fill this in. 
040 * 
041 * @author Kuali Rice Team (rice.collab@kuali.org)
042 *
043 */
044public class DisplayInactivationBlockersAction extends KualiAction {
045        
046        public ActionForward displayAllInactivationBlockers(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
047                DisplayInactivationBlockersForm displayInactivationBlockersForm = (DisplayInactivationBlockersForm) form;
048                DataDictionaryService dataDictionaryService = KRADServiceLocatorWeb.getDataDictionaryService();
049                InactivationBlockingDisplayService inactivationBlockingDisplayService = KRADServiceLocatorWeb
050                .getInactivationBlockingDisplayService();
051                
052                Class blockedBoClass = Class.forName(displayInactivationBlockersForm.getBusinessObjectClassName());
053                BusinessObject blockedBo = (BusinessObject) blockedBoClass.newInstance();
054                for (String key : displayInactivationBlockersForm.getPrimaryKeyFieldValues().keySet()) {
055                        ObjectUtils.setObjectProperty(blockedBo, key, displayInactivationBlockersForm.getPrimaryKeyFieldValues().get(key));
056                }
057                
058                Map<String, List<String>> allBlockers = new TreeMap<String, List<String>>();
059                
060                Set<InactivationBlockingMetadata> inactivationBlockers = dataDictionaryService.getAllInactivationBlockingDefinitions(blockedBoClass);
061                for (InactivationBlockingMetadata inactivationBlockingMetadata : inactivationBlockers) {
062                        String blockingBoLabel = dataDictionaryService.getDataDictionary().getBusinessObjectEntry(inactivationBlockingMetadata.getBlockingReferenceBusinessObjectClass().getName()).getObjectLabel();
063                        String relationshipLabel = inactivationBlockingMetadata.getRelationshipLabel();
064                        String displayLabel;
065                        if (StringUtils.isEmpty(relationshipLabel)) {
066                                displayLabel = blockingBoLabel;
067                        }
068                        else {
069                                displayLabel = blockingBoLabel + " (" + relationshipLabel + ")";
070                        }
071                        List<String> blockerObjectList = inactivationBlockingDisplayService.listAllBlockerRecords(blockedBo, inactivationBlockingMetadata);
072                        
073                        if (!blockerObjectList.isEmpty()) {
074                                List<String> existingList = allBlockers.get(displayLabel);
075                                if (existingList != null) {
076                                        existingList.addAll(blockerObjectList);
077                                }
078                                else {
079                                        allBlockers.put(displayLabel, blockerObjectList);
080                                }
081                        }
082                }
083                
084                displayInactivationBlockersForm.setBlockingValues(allBlockers);
085                
086                return mapping.findForward(RiceConstants.MAPPING_BASIC);
087        }
088}