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Java > Open Source Codes > oracle > toplink > essentials > internal > ejb > cmp3 > metadata > queries > MetadataEntityResult


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the "License"). You may not use this file except
5  * in compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * glassfish/bootstrap/legal/CDDLv1.0.txt or
9  * https://glassfish.dev.java.net/public/CDDLv1.0.html.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * HEADER in each file and include the License file at
15  * glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
16  * add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your
18  * own identifying information: Portions Copyright [yyyy]
19  * [name of copyright owner]
20  */
21 // Copyright (c) 1998, 2006, Oracle. All rights reserved.
22 package oracle.toplink.essentials.internal.ejb.cmp3.metadata.queries;
23
24 import java.util.List JavaDoc;
25 import java.util.ArrayList JavaDoc;
26
27 import javax.persistence.FieldResult;
28 import javax.persistence.EntityResult;
29
30 /**
31  * Object to hold onto an entity result metadata.
32  *
33  * @author Guy Pelletier
34  * @since TopLink EJB 3.0 Reference Implementation
35  */
36 public class MetadataEntityResult {
37     protected EntityResult m_entityResult;
38     protected List JavaDoc<MetadataFieldResult> m_fieldResults;
39     
40     /**
41      * INTERNAL:
42      */
43     protected MetadataEntityResult() {}
44
45     /**
46      * INTERNAL:
47      */
48     public MetadataEntityResult(EntityResult entityResult) {
49         m_entityResult = entityResult;
50     }
51     
52     /**
53      * INTERNAL:
54      */
55     public String JavaDoc getDiscriminatorColumn() {
56         return m_entityResult.discriminatorColumn();
57     }
58     
59     /**
60      * INTERNAL:
61      */
62     public Class JavaDoc getEntityClass() {
63         return m_entityResult.entityClass();
64     }
65     
66     /**
67      * INTERNAL:
68      */
69     public List JavaDoc<MetadataFieldResult> getFieldResults() {
70         if (m_fieldResults == null) {
71             m_fieldResults = new ArrayList JavaDoc<MetadataFieldResult>();
72             
73             for (FieldResult fieldResult : m_entityResult.fields()) {
74                 m_fieldResults.add(new MetadataFieldResult(fieldResult));
75             }
76         }
77         
78         return m_fieldResults;
79     }
80 }
81
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