KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > oracle > toplink > essentials > internal > ejb > cmp3 > xml > queries > XMLSQLResultSetMapping


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.xml.queries;
23
24 import java.util.List JavaDoc;
25 import java.util.ArrayList JavaDoc;
26
27 import org.w3c.dom.Node JavaDoc;
28 import org.w3c.dom.NodeList JavaDoc;
29
30 import oracle.toplink.essentials.internal.ejb.cmp3.xml.XMLHelper;
31 import oracle.toplink.essentials.internal.ejb.cmp3.xml.XMLConstants;
32
33 import oracle.toplink.essentials.internal.ejb.cmp3.metadata.queries.MetadataEntityResult;
34 import oracle.toplink.essentials.internal.ejb.cmp3.metadata.queries.MetadataSQLResultSetMapping;
35
36 /**
37  * Object to hold onto an XML sql result set mapping metadata.
38  *
39  * @author Guy Pelletier
40  * @since TopLink EJB 3.0 Reference Implementation
41  */
42 public class XMLSQLResultSetMapping extends MetadataSQLResultSetMapping {
43     protected Node JavaDoc m_node;
44     protected XMLHelper m_helper;
45
46     /**
47      * INTERNAL:
48      */
49     public XMLSQLResultSetMapping(Node JavaDoc node, XMLHelper helper) {
50         m_node = node;
51         m_helper = helper;
52     }
53     
54    /**
55      * INTERNAL:
56      */
57     public List JavaDoc<MetadataEntityResult> getEntityResults() {
58         if (m_entityResults == null) {
59             m_entityResults = new ArrayList JavaDoc<MetadataEntityResult>();
60             NodeList JavaDoc entityResultNodes = m_helper.getNodes(m_node, XMLConstants.ENTITY_RESULT);
61             
62             if (entityResultNodes != null) {
63                 for (int i = 0; i < entityResultNodes.getLength(); i++) {
64                     m_entityResults.add(new XMLEntityResult(entityResultNodes.item(i), m_helper));
65                 }
66             }
67         }
68         
69         return m_entityResults;
70     }
71     
72     /**
73      * INTERNAL:
74      */
75     public List JavaDoc<String JavaDoc> getColumnResults() {
76         if (m_columnResults == null) {
77             m_columnResults = new ArrayList JavaDoc<String JavaDoc>();
78             NodeList JavaDoc columnResultList = m_helper.getNodes(m_node, XMLConstants.COLUMN_RESULT);
79             
80             if (columnResultList != null) {
81                 for (int i = 0; i < columnResultList.getLength(); i++) {
82                     m_columnResults.add(m_helper.getNodeValue(columnResultList.item(i), XMLConstants.ATT_NAME));
83                 }
84             }
85         }
86         
87         return m_columnResults;
88     }
89     
90     /**
91      * INTERNAL:
92      */
93     public String JavaDoc getName() {
94         return m_helper.getNodeValue(m_node, XMLConstants.ATT_NAME);
95     }
96 }
97
Popular Tags