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Java > Open Source Codes > org > objectweb > jalisto > se > impl > server > page > OidPage


1 /*
2  * Jalisto - JAva LIght STOrage
3  * Copyright (C) 2000-2005 Xcalia http://www.xcalia.com
4  *
5  * This library 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 library 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 library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
18  *
19  * Xcalia
20  * 71, rue Desnouettes
21  * 75014 Paris - France
22  * http://www.xcalia.com
23  */
24 package org.objectweb.jalisto.se.impl.server.page;
25
26 import org.objectweb.jalisto.se.api.internal.JalistoObject;
27 import org.objectweb.jalisto.se.api.JalistoProperties;
28 import org.objectweb.jalisto.se.impl.InFileAddress;
29 import org.objectweb.jalisto.se.impl.server.oid.OidInfo;
30
31 public class OidPage extends Page {
32     public OidPage(int size) {
33         super(size);
34     }
35
36     public void setIfa(InFileAddress ifa) {
37         super.setIfa(ifa);
38         this.ifa.setFileIndex(JalistoProperties.OID_INDEX);
39     }
40
41     public JalistoObject getClone() {
42         OidPage clone = new OidPage(getSize());
43         clone.setIfa(getIfa());
44         for (short i = 0; i < getSize(); i++) {
45             OidInfo infos = (OidInfo) getDataAt(i);
46             if (infos != null) {
47                 clone.setDataAt(i, infos.getClone());
48             }
49         }
50         return clone;
51     }
52
53     public int getUsedSpace() {
54         int usedSpace = 0;
55         for (short i = 0; i < getSize(); i++) {
56             if (getDataAt(i) != null) {
57                 usedSpace++;
58             }
59         }
60         return usedSpace;
61     }
62
63     protected String JavaDoc pageName() {
64         return "IdP";
65     }
66
67     static final long serialVersionUID = -7589007097964761459L;
68 }
69
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