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1   /**
2    * Copyright 2005-2013 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.krad.rules;
17  
18  import org.kuali.rice.krad.document.Document;
19  import org.kuali.rice.krad.maintenance.MaintenanceDocument;
20  import org.kuali.rice.krad.rules.rule.event.ApproveDocumentEvent;
21  
22  /**
23   * Rule event interface for implementing business rules against a <code>MaintenanceDocument</code>
24   *
25   * @author Kuali Rice Team (rice.collab@kuali.org)
26   */
27  public interface MaintenanceDocumentRule {
28  
29      /**
30       * Runs all business rules needed prior to saving. This includes both common rules for all maintenance documents,
31       * plus class-specific business rules.
32       *
33       * Will only return false if it fails the isValidForSave() test. Otherwise, it will always return positive
34       * regardless of the outcome of the business rules. However, any error messages resulting from the business rules
35       * will still be populated, for display to the consumer of this service.
36       *
37       * @see org.kuali.rice.krad.rules.rule.SaveDocumentRule#processSaveDocument(org.kuali.rice.krad.document.Document)
38       */
39      public abstract boolean processSaveDocument(Document document);
40  
41      /**
42       * Runs all business rules needed prior to routing. This includes both common rules for all maintenance documents,
43       * plus class-specific business rules.
44       *
45       * Will return false if any business rule fails, or if the document is in an invalid state, and not routable (see
46       * isDocumentValidForRouting()).
47       *
48       * @see org.kuali.rice.krad.rules.rule.RouteDocumentRule#processRouteDocument(org.kuali.rice.krad.document.Document)
49       */
50      public abstract boolean processRouteDocument(Document document);
51  
52      /**
53       * Runs all business rules needed prior to approving. This includes both common rules for all maintenance documents,
54       * plus class-specific business rules.
55       *
56       * Will return false if any business rule fails, or if the document is in an invalid state, and not approvable (see
57       * isDocumentValidForApproving()).
58       *
59       * @see org.kuali.rice.krad.rules.rule.ApproveDocumentRule#processApproveDocument(org.kuali.rice.krad.rules.rule.event.ApproveDocumentEvent)
60       */
61      public abstract boolean processApproveDocument(ApproveDocumentEvent approveEvent);
62  
63      /**
64       * Sets the convenience objects like newAccount and oldAccount, so you have short and easy handles to the new and
65       * old objects contained in the maintenance document.
66       *
67       * It also calls the BusinessObjectBase.refresh(), which will attempt to load all sub-objects from the DB by their
68       * primary keys, if available.
69       *
70       * @param document - the maintenanceDocument being evaluated
71       */
72      public void setupBaseConvenienceObjects(MaintenanceDocument document);
73  
74      /**
75       * Should always be overriden if a subclass is created.
76       *
77       * The goal for this is to cast the oldBo and newBo into the correct types of the subclass.
78       */
79      public void setupConvenienceObjects();
80  }