001    /**
002     * Copyright 2005-2011 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.rice.kew.impl.document;
017    
018    import org.kuali.rice.kew.api.KewApiServiceLocator;
019    import org.kuali.rice.kew.api.WorkflowDocument;
020    import org.kuali.rice.kew.api.document.Document;
021    import org.kuali.rice.kew.api.document.DocumentContentUpdate;
022    import org.kuali.rice.kew.api.document.DocumentUpdate;
023    import org.kuali.rice.kew.service.KEWServiceLocator;
024    
025    /**
026     * TODO 
027     * 
028     * @author Kuali Rice Team (rice.collab@kuali.org)
029     *
030     */
031    public final class DefaultWorkflowDocumentProvider implements WorkflowDocumentProvider {
032    
033        @Override
034        public WorkflowDocument createDocument(String principalId, String documentTypeName, DocumentUpdate documentUpdate, DocumentContentUpdate documentContentUpdate) {
035            Document document = KewApiServiceLocator.getWorkflowDocumentActionsService().create(documentTypeName, principalId, documentUpdate, documentContentUpdate);
036            return initializePrototype(principalId, document);
037        }
038    
039        @Override
040        public WorkflowDocument loadDocument(String principalId, String documentId) {
041            Document document = KewApiServiceLocator.getWorkflowDocumentService().getDocument(documentId);
042            if (document == null) {
043                throw new IllegalArgumentException("Failed to locate workflow document for given documentId: " + documentId);
044            }
045            return initializePrototype(principalId, document);
046        }
047        
048        private WorkflowDocumentPrototype initializePrototype(String principalId, Document document) {
049            WorkflowDocumentPrototype prototype = KEWServiceLocator.getWorkflowDocumentPrototype();
050            prototype.init(principalId, document);
051            return prototype;
052        }
053    
054    }