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Java > Open Source Codes > org > xquark > mapper > storage > ExtraDataPersistentNode


1 /*
2  * This file belongs to the XQuark distribution.
3  * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18  * You can also get it at http://www.gnu.org/licenses/lgpl.html
19  *
20  * For more information on this software, see http://www.xquark.org.
21  */
22
23 package org.xquark.mapper.storage;
24
25 import java.sql.SQLException JavaDoc;
26
27 import org.xquark.mapper.dbms.TableInfo;
28 import org.xquark.mapper.metadata.ExtraNode;
29
30 /**
31  * Object used to perform XML structure node storage.
32  *
33  */
34 public abstract class ExtraDataPersistentNode extends AbstractPersistentNode
35 {
36     private static final String JavaDoc RCSRevision = "$Revision: 1.1 $";
37     private static final String JavaDoc RCSName = "$Name: $";
38     
39     protected ExtraNode node = new ExtraNode();
40     
41     public ExtraDataPersistentNode(TableInfo tableInfo)
42     {
43         super(tableInfo);
44     }
45     
46     public short getType()
47     { return node.type;}
48     public short getPath()
49     { return node.path;}
50     public short getPosition()
51     { return node.position;}
52     public int getOffset()
53     { return node.offset;}
54     public String JavaDoc getData()
55     { return node.data;}
56     public short getRowNum()
57     { return node.rowNum;}
58     public boolean isNil()
59     { return node.isNil();}
60     
61     public ExtraNode copyNode()
62     {
63         return (ExtraNode)node.clone();
64     }
65     
66     public void reset() throws SQLException JavaDoc
67     {
68         super.reset();
69         node.clear();
70     }
71     
72     /**
73      * redefinition of getUOID
74      */
75     public long getAnchor()
76     { return getUOID();}
77     
78 }
79
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