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Java > Open Source Codes > org > objectweb > speedo > pobjects > fetchgroup > BookId


1 /**
2  * Speedo: an implementation of JDO compliant personality on top of JORM generic
3  * I/O sub-system.
4  * Copyright (C) 2001-2004 France Telecom R&D
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  *
21  *
22  * Contact: speedo@objectweb.org
23  *
24  */
25
26 package org.objectweb.speedo.pobjects.fetchgroup;
27
28 /**
29  * @author Y.Bersihand
30  */
31 public class BookId {
32
33     public static final String JavaDoc SEP = ":";
34     public int isbn;
35     public String JavaDoc type;
36
37     public BookId() {
38     }
39
40     public BookId(int isbn, String JavaDoc type) {
41         this.isbn = isbn;
42         this.type = type;
43     }
44
45     public BookId(String JavaDoc str) {
46         setValue(str);
47     }
48
49     private void setValue(String JavaDoc str) {
50         if (str == null) {
51             throw new NullPointerException JavaDoc("String representation of Book Identifier is null");
52         }
53         int idx = str.indexOf(SEP);
54         if (idx == -1) {
55             throw new NullPointerException JavaDoc("Bad String representation of Book Identifier: " + str);
56         }
57         isbn = Integer.valueOf(str.substring(0, idx)).intValue();
58         type = str.substring(idx + SEP.length());
59     }
60
61     public String JavaDoc toString() {
62         return isbn + SEP + type;
63     }
64
65 }
66
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