View Javadoc

1   /**
2    * Copyright 2005-2012 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.uif.view;
17  
18  import org.apache.commons.lang.StringUtils;
19  import org.kuali.rice.krad.datadictionary.DocumentEntry;
20  import org.kuali.rice.krad.datadictionary.MaintenanceDocumentEntry;
21  import org.kuali.rice.krad.service.KRADServiceLocatorWeb;
22  import org.kuali.rice.krad.uif.UifConstants;
23  import org.kuali.rice.krad.uif.UifConstants.ViewType;
24  import org.kuali.rice.krad.uif.component.RequestParameter;
25  
26  /**
27   * View type for Maintenance documents
28   *
29   * <p>
30   * Supports primary display for a new maintenance record, in which case the
31   * fields are display for populating the new record, and an edit maintenance
32   * record, which is a comparison view with the old record read-only on the left
33   * side and the new record (changed record) on the right side
34   * </p>
35   *
36   * <p>
37   * The <code>MaintenanceView</code> provides the interface for the maintenance
38   * framework. It works with the <code>Maintainable</code> service and
39   * maintenance controller.
40   * </p>
41   *
42   * <p>
43   * Maintenance views are primarily configured by the object class they are
44   * associated with. This provides the default dictionary information for the
45   * fields. If more than one maintenance view is needed for the same object
46   * class, the view name can be used to further identify an unique view
47   * </p>
48   *
49   * @author Kuali Rice Team (rice.collab@kuali.org)
50   */
51  public class MaintenanceView extends DocumentView {
52      private static final long serialVersionUID = -3382802967703882341L;
53  
54      private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(MaintenanceView.class);
55  
56      private Class<?> dataObjectClassName;
57  
58      private String oldObjectBindingPath;
59  
60      @RequestParameter
61      private String maintenanceAction;
62  
63      public MaintenanceView() {
64          super();
65  
66          setViewTypeName(ViewType.MAINTENANCE);
67      }
68  
69      /**
70       * The following initialization is performed:
71       *
72       * <ul>
73       * <li>Set the abstractTypeClasses map for the maintenance object path</li>
74       * </ul>
75       *
76       * @see org.kuali.rice.krad.uif.container.ContainerBase#performInitialization(org.kuali.rice.krad.uif.view.View, java.lang.Object)
77       */
78      @Override
79      public void performInitialization(View view, Object model) {
80          super.performInitialization(view, model);
81  
82          getAbstractTypeClasses().put(getDefaultBindingObjectPath(), getDataObjectClassName());
83          getAbstractTypeClasses().put(getOldObjectBindingPath(), getDataObjectClassName());
84      }
85  
86      /**
87       * Overrides to retrieve the a {@link MaintenanceDocumentEntry} based on the configured data object class
88       *
89       * @return MaintenanceDocumentEntry document entry (exception thrown if not found)
90       */
91      @Override
92      protected MaintenanceDocumentEntry getDocumentEntryForView() {
93          MaintenanceDocumentEntry documentEntry = null;
94          String docTypeName = KRADServiceLocatorWeb.getDocumentDictionaryService().getMaintenanceDocumentTypeName(
95                  getDataObjectClassName());
96          if (StringUtils.isNotBlank(docTypeName)) {
97              documentEntry = KRADServiceLocatorWeb.getDocumentDictionaryService().getMaintenanceDocumentEntry(
98                      docTypeName);
99          }
100 
101         if (documentEntry == null) {
102             throw new RuntimeException(
103                     "Unable to find maintenance document entry for data object class: " + getDataObjectClassName()
104                             .getName());
105         }
106 
107         return documentEntry;
108     }
109 
110     /**
111      * Class name for the object the maintenance document applies to
112      *
113      * <p>
114      * The object class name is used to pick up a dictionary entry which will
115      * feed the attribute field definitions and other configuration. In addition
116      * it is used to configure the <code>Maintainable</code> which will carry
117      * out the maintenance action
118      * </p>
119      *
120      * @return Class<?> maintenance object class
121      */
122     public Class<?> getDataObjectClassName() {
123         return this.dataObjectClassName;
124     }
125 
126     /**
127      * Setter for the object class name
128      *
129      * @param dataObjectClassName
130      */
131     public void setDataObjectClassName(Class<?> dataObjectClassName) {
132         this.dataObjectClassName = dataObjectClassName;
133     }
134 
135     /**
136      * Gives the binding path to the old object (record being edited) to display
137      * for comparison
138      *
139      * @return String old object binding path
140      */
141     public String getOldObjectBindingPath() {
142         return this.oldObjectBindingPath;
143     }
144 
145     /**
146      * Setter for the old object binding path
147      *
148      * @param oldObjectBindingPath
149      */
150     public void setOldObjectBindingPath(String oldObjectBindingPath) {
151         this.oldObjectBindingPath = oldObjectBindingPath;
152     }
153 
154     /**
155      * Indicates what maintenance action (new, edit, copy) was
156      * requested
157      *
158      * @return String maintenance action
159      */
160     public String getMaintenanceAction() {
161         return maintenanceAction;
162     }
163 
164     /**
165      * Setter for the maintenance action
166      *
167      * @param maintenanceAction
168      */
169     public void setMaintenanceAction(String maintenanceAction) {
170         this.maintenanceAction = maintenanceAction;
171     }
172 
173 }