/**

  * Copyright 2005-2011 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.impl.document;

 import org.kuali.rice.kew.api.KewApiServiceLocator;

 import org.kuali.rice.kew.api.WorkflowDocument;

 import org.kuali.rice.kew.api.document.Document;

 import org.kuali.rice.kew.api.document.DocumentContentUpdate;

 import org.kuali.rice.kew.api.document.DocumentUpdate;

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

 /**

  * TODO 

  * 

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

  *

  */

 public final class DefaultWorkflowDocumentProvider implements WorkflowDocumentProvider {

         @Override

         public WorkflowDocument createDocument(String principalId, String documentTypeName, DocumentUpdate documentUpdate, DocumentContentUpdate documentContentUpdate) {

                 Document document = KewApiServiceLocator.getWorkflowDocumentActionsService().create(documentTypeName, principalId, documentUpdate, documentContentUpdate);

                 return initializePrototype(principalId, document);

         }

         @Override

         public WorkflowDocument loadDocument(String principalId, String documentId) {

                 Document document = KewApiServiceLocator.getWorkflowDocumentService().getDocument(documentId);

                 if (document == null) {

                         throw new IllegalArgumentException("Failed to locate workflow document for given documentId: " + documentId);

                 }

                 return initializePrototype(principalId, document);

         }

         private WorkflowDocumentPrototype initializePrototype(String principalId, Document document) {

                 WorkflowDocumentPrototype prototype = KEWServiceLocator.getWorkflowDocumentPrototype();

                 prototype.init(principalId, document);

                 return prototype;

         }

 }