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Java > Open Source Codes > org > alfresco > repo > action > evaluator > HasAspectEvaluator


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.evaluator;
18
19 import java.util.List JavaDoc;
20
21 import org.alfresco.repo.action.ParameterDefinitionImpl;
22 import org.alfresco.service.cmr.action.ActionCondition;
23 import org.alfresco.service.cmr.action.ParameterDefinition;
24 import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
25 import org.alfresco.service.cmr.repository.NodeRef;
26 import org.alfresco.service.cmr.repository.NodeService;
27 import org.alfresco.service.namespace.QName;
28
29 /**
30  * Has aspect evaluator
31  *
32  * @author Roy Wetherall
33  */
34 public class HasAspectEvaluator extends ActionConditionEvaluatorAbstractBase
35 {
36     /**
37      * Evaluator constants
38      */
39     public static final String JavaDoc NAME = "has-aspect";
40     public static final String JavaDoc PARAM_ASPECT = "aspect";
41     
42     /**
43      * The node service
44      */
45     private NodeService nodeService;
46     
47     /**
48      * Set node service
49      *
50      * @param nodeService the node service
51      */
52     public void setNodeService(NodeService nodeService)
53     {
54         this.nodeService = nodeService;
55     }
56     
57     /**
58      * @see org.alfresco.repo.action.evaluator.ActionConditionEvaluatorAbstractBase#evaluateImpl(org.alfresco.service.cmr.action.ActionCondition, org.alfresco.service.cmr.repository.NodeRef)
59      */
60     public boolean evaluateImpl(ActionCondition ruleCondition, NodeRef actionedUponNodeRef)
61     {
62         boolean result = false;
63         
64         if (this.nodeService.exists(actionedUponNodeRef) == true)
65         {
66             if (this.nodeService.hasAspect(actionedUponNodeRef, (QName)ruleCondition.getParameterValue(PARAM_ASPECT)) == true)
67             {
68                 result = true;
69             }
70         }
71         
72         return result;
73     }
74
75     /**
76      * @see org.alfresco.repo.action.ParameterizedItemAbstractBase#addParameterDefintions(java.util.List)
77      */
78     @Override JavaDoc
79     protected void addParameterDefintions(List JavaDoc<ParameterDefinition> paramList)
80     {
81         paramList.add(new ParameterDefinitionImpl(PARAM_ASPECT, DataTypeDefinition.QNAME, true, getParamDisplayLabel(PARAM_ASPECT)));
82     }
83
84 }
85
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