001    /*
002     * Copyright 2011 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     */
016    package org.kuali.kfs.module.purap.document.validation.impl;
017    
018    import java.util.List;
019    
020    import org.kuali.kfs.module.purap.PurapConstants;
021    import org.kuali.kfs.module.purap.PurapKeyConstants;
022    import org.kuali.kfs.module.purap.businessobject.PurApItem;
023    import org.kuali.kfs.module.purap.businessobject.PurchaseOrderItem;
024    import org.kuali.kfs.module.purap.document.PurchasingAccountsPayableDocument;
025    import org.kuali.kfs.sys.context.SpringContext;
026    import org.kuali.kfs.sys.document.validation.GenericValidation;
027    import org.kuali.kfs.sys.document.validation.event.AttributedDocumentEvent;
028    import org.kuali.rice.kew.exception.WorkflowException;
029    import org.kuali.rice.kns.util.GlobalVariables;
030    import org.kuali.rice.kns.workflow.service.KualiWorkflowInfo;
031    
032    public class PurchaseOrderAmendmentContainsAtLeastOneActiveItemValidation extends GenericValidation {
033    
034        /**
035         * Validates that the given document contains at least one active item.
036         * 
037         * @param purapDocument A PurchasingAccountsPayableDocument. (Should contain PurchaseOrderItems.)
038         * @return True if the document contains at least one active item
039         */
040        public boolean validate(AttributedDocumentEvent event) {
041            PurchasingAccountsPayableDocument purapDocument = (PurchasingAccountsPayableDocument)event.getDocument();
042            List<PurApItem> items = purapDocument.getItems();
043            for (PurApItem item : items) {
044                if (((PurchaseOrderItem) item).isItemActiveIndicator() && (!((PurchaseOrderItem) item).isEmpty() && item.getItemType().isLineItemIndicator())) {
045                    return true;
046                }
047            }
048            String documentType = getDocumentTypeLabel(purapDocument.getDocumentHeader().getWorkflowDocument().getDocumentType());
049            GlobalVariables.getMessageMap().putError(PurapConstants.ITEM_TAB_ERROR_PROPERTY, PurapKeyConstants.ERROR_ITEM_REQUIRED, documentType);
050    
051            return false;
052        }
053    
054        protected String getDocumentTypeLabel(String documentTypeName) {
055            try {
056                return SpringContext.getBean(KualiWorkflowInfo.class).getDocType(documentTypeName).getDocTypeLabel();
057            }
058            catch (WorkflowException e) {
059                throw new RuntimeException("Caught Exception trying to get Workflow Document Type", e);
060            }
061        }
062    
063    }