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Java > Open Source Codes > org > objectweb > jonas > jtests > beans > relation > s1pkcomp > PK


1 /*
2  * JOnAS: Java(TM) Open Application Server
3  * Copyright (C) 1999 Bull S.A.
4  * Contact: jonas-team@objectweb.org
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 2.1 of the License, or 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
19  * USA
20  *
21  * --------------------------------------------------------------------------
22  * $Id: PK.java,v 1.1 2003/02/14 13:33:06 joaninh Exp $
23  * --------------------------------------------------------------------------
24  */
25
26 package org.objectweb.jonas.jtests.beans.relation.s1pkcomp;
27
28 /**
29  * @author J.Camilleri
30  * Contributors:
31  * - H.Joanin
32  */
33 public class PK implements java.io.Serializable JavaDoc
34 {
35     public String JavaDoc id1;
36     public int id2;
37  
38     private int hashCode = -1;
39
40     public PK() {
41     }
42
43     public PK(String JavaDoc id1, int id2)
44     {
45     this.id1 = id1;
46     this.id2 = id2;
47     }
48
49     public boolean equals(Object JavaDoc other)
50     {
51     if (other == null) {
52         return false;
53     }
54     if (other == this) {
55         return true;
56     }
57     if (!(other instanceof PK)) {
58         return false;
59     }
60     PK otherPK = (PK)other;
61     return ((id1.equals(otherPK.id1)) && (id2==otherPK.id2));
62     }
63
64     public int hashCode() {
65     if (hashCode == -1) {
66         hashCode = id1.hashCode() ^ new Integer JavaDoc(id2).hashCode();
67     }
68     return hashCode;
69     }
70
71     public String JavaDoc toString() {
72     return("(" + id1 + "-" + id2 + ")");
73     }
74 }
75
76
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