SpecialiseTypeActionExecuter


1   /*
2    * Copyright (C) 2005 Alfresco, Inc.
3    *
4    * Licensed under the Mozilla Public License version 1.1 
5    * with a permitted attribution clause. You may obtain a
6    * copy of the License at
7    *
8    *   http://www.alfresco.org/legal/license.txt
9    *
10   * Unless required by applicable law or agreed to in writing,
11   * software distributed under the License is distributed on an
12   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific
14   * language governing permissions and limitations under the
15   * License.
16   */
17  package org.alfresco.repo.action.executer;
18  
19  import java.util.List  ;
20  
21  import org.alfresco.repo.action.ParameterDefinitionImpl;
22  import org.alfresco.service.cmr.action.Action;
23  import org.alfresco.service.cmr.action.ParameterDefinition;
24  import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
25  import org.alfresco.service.cmr.dictionary.DictionaryService;
26  import org.alfresco.service.cmr.repository.NodeRef;
27  import org.alfresco.service.cmr.repository.NodeService;
28  import org.alfresco.service.namespace.QName;
29  
30  /**
31   * Add features action executor implementation.
32   * 
33   * @author Roy Wetherall
34   */
35  public class SpecialiseTypeActionExecuter extends ActionExecuterAbstractBase
36  {
37      /**
38       * Action constants
39       */
40      public static final String   NAME = "specialise-type";
41      public static final String   PARAM_TYPE_NAME = "type-name";
42      
43      /**
44       * The node service
45       */
46      private NodeService nodeService;
47      
48      /**
49       * The dictionary service
50       */
51      private DictionaryService dictionaryService;
52      
53      /**
54       * Set the node service
55       * 
56       * @param nodeService  the node service
57       */
58      public void setNodeService(NodeService nodeService) 
59      {
60          this.nodeService = nodeService;
61      }
62  
63      /**
64       * Set the dictionary service
65       * 
66       * @param dictionaryService     the dictionary service
67       */
68      public void setDictionaryService(DictionaryService dictionaryService)
69      {
70          this.dictionaryService = dictionaryService;
71      }
72      
73      /**
74       * @see org.alfresco.repo.action.executer.ActionExecuter#execute(org.alfresco.service.cmr.repository.NodeRef, NodeRef)
75       */
76      public void executeImpl(Action ruleAction, NodeRef actionedUponNodeRef)
77      {
78          if (this.nodeService.exists(actionedUponNodeRef) == true)
79          {
80              // Get the type of the node
81              QName currentType = this.nodeService.getType(actionedUponNodeRef);
82              QName destinationType = (QName)ruleAction.getParameterValue(PARAM_TYPE_NAME);
83              
84              // Ensure that we are performing a specialise
85              if (currentType.equals(destinationType) == false &&
86                  this.dictionaryService.isSubClass(destinationType, currentType) == true)
87              {
88                  // Specialise the type of the node
89                  this.nodeService.setType(actionedUponNodeRef, destinationType);
90              }
91          }
92      }
93  
94      /**
95       * @see org.alfresco.repo.action.ParameterizedItemAbstractBase#addParameterDefintions(java.util.List)
96       */
97      @Override  
98      protected void addParameterDefintions(List  <ParameterDefinition> paramList) 
99      {
100         paramList.add(new ParameterDefinitionImpl(PARAM_TYPE_NAME, DataTypeDefinition.QNAME, true, getParamDisplayLabel(PARAM_TYPE_NAME)));
101     }
102 
103 }
104
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