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1   /**
2    * Copyright 2005-2014 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.kuali.rice.kew.impl.document;
17  
18  import org.kuali.rice.kew.api.WorkflowDocument;
19  import org.kuali.rice.kew.api.document.DocumentContentUpdate;
20  import org.kuali.rice.kew.api.document.DocumentUpdate;
21  
22  /**
23   * Service provider interface for creation and loading of {@link WorkflowDocument}s.
24   * NOTE: WorkflowDocumentFactory constructs a single global instance, so implementations of this interface
25   * must be thread-safe.
26   * 
27   * @author Kuali Rice Team (rice.collab@kuali.org)
28   */
29  public interface WorkflowDocumentProvider {
30       /**
31       * Creates a new workflow document of the given type with the given initiator.
32       *
33       * @param principalId the document initiator
34       * @param documentTypeName the document type
35       * @param documentUpdate pre-constructed state with which to initialize the document
36       * @param documentContentUpdate pre-constructed document content with which to initialize the document
37       *
38       * @return a WorkflowDocument object through which to interact with the new workflow document
39       *
40       * @throws IllegalArgumentException if principalId is null or blank
41       * @throws IllegalArgumentException if documentTypeName is null or blank
42       * @throws org.kuali.rice.kew.api.doctype.IllegalDocumentTypeException if documentTypeName does not represent a valid document type
43       */
44      WorkflowDocument createDocument(String principalId, String documentTypeName, DocumentUpdate documentUpdate, DocumentContentUpdate documentContentUpdate);
45  
46      /**
47       * Loads an existing workflow document.
48       * @param principalId the principal id under which to perform document actions
49       * @param documentId the id of the document to load
50       *
51       * @return a WorkflowDocument object through which to interact with the loaded workflow document
52       *
53       * @throws IllegalArgumentException if principalId is null or blank
54       * @throws IllegalArgumentException if documentTypeName is null or blank
55       * @throws org.kuali.rice.kew.api.doctype.IllegalDocumentTypeException if the specified document type is not active
56       * @throws org.kuali.rice.kew.api.doctype.IllegalDocumentTypeException if the specified document type does not support document
57       *         creation (in other words, it's a document type that is only used as a parent)
58       * @throws org.kuali.rice.kew.api.action.InvalidActionTakenException if the supplied principal is not allowed to execute this
59       *         action
60       * @see org.kuali.rice.kew.impl.document.WorkflowDocumentProvider#loadDocument(String, String)
61       */
62      WorkflowDocument loadDocument(String principalId, String documentId);
63  }