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1 | /* | |
2 | wsmo4j - a WSMO API and Reference Implementation | |
3 | Copyright (c) 2004-2005, OntoText Lab. / SIRMA | |
4 | This library is free software; you can redistribute it and/or modify it under | |
5 | the terms of the GNU Lesser General Public License as published by the Free | |
6 | Software Foundation; either version 2.1 of the License, or (at your option) | |
7 | any later version. | |
8 | This library is distributed in the hope that it will be useful, but WITHOUT | |
9 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
10 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more | |
11 | details. | |
12 | You should have received a copy of the GNU Lesser General Public License along | |
13 | with this library; if not, write to the Free Software Foundation, Inc., | |
14 | 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
15 | */ | |
16 | ||
17 | package org.deri.wsmo4j.logicalexpression.terms; | |
18 | ||
19 | ||
20 | /** | |
21 | * <p>Title: WSMO4J</p> | |
22 | * <p>Description: WSMO API and a Reference Implementation</p> | |
23 | * <p>Copyright: Copyright (c) 2004-2005</p> | |
24 | * <p>Company: OntoText Lab. / SIRMA </p> | |
25 | * @author not attributable | |
26 | * @version 1.0 | |
27 | * | |
28 | */ | |
29 | ||
30 | import java.io.*; | |
31 | ||
32 | import org.omwg.logicalexpression.terms.*; | |
33 | ||
34 | ||
35 | /** | |
36 | * An interface representing an anonymous numbered identifier | |
37 | * | |
38 | * @author not attributable | |
39 | * @version $Revision: 1030 $ $Date: 2005-09-21 11:15:39 +0300 (Wed, 21 Sep 2005) $ | |
40 | * @since 0.4.0 | |
41 | */ | |
42 | public class NumberedAnonymousIDImpl | |
43 | implements Serializable, NumberedAnonymousID { | |
44 | ||
45 | private static final long serialVersionUID = 3118168739751464544L; | |
46 | ||
47 | private byte id; | |
48 | ||
49 | 0 | public NumberedAnonymousIDImpl(byte id) { |
50 | 0 | this.id = id; |
51 | } | |
52 | ||
53 | 0 | public String toString() { |
54 | 0 | return new StringBuffer("_#").append(this.id).toString(); |
55 | } | |
56 | ||
57 | 0 | public byte getNumber() { |
58 | 0 | return this.id; |
59 | } | |
60 | ||
61 | 0 | public void accept(Visitor v) { |
62 | 0 | v.visitNumberedID(this); |
63 | } | |
64 | ||
65 | /** | |
66 | * <p> | |
67 | * The <code>equals</code> method implements an equivalence relation | |
68 | * on non-null object references. Numbered Anonymous IDs are equal when they | |
69 | * have the same number within | |
70 | * the same scope, this method only checks the former. | |
71 | * </p> | |
72 | * <p> | |
73 | * It is generally necessary to override the <code>hashCode</code> method whenever this method | |
74 | * is overridden. | |
75 | * </p> | |
76 | * @param o Object of Type Numbered Anonymous ID | |
77 | * @return <code>true</code> if this Numbered Anonymous ID's number is the same as the obj | |
78 | * argument's number; <code>false</code> otherwise. | |
79 | * @see java.lang.Object#equals(java.lang.Object) | |
80 | * @see java.lang.Object#hashCode() | |
81 | */ | |
82 | 0 | public boolean equals(Object o) { |
83 | 0 | if (o instanceof NumberedAnonymousID && |
84 | ((NumberedAnonymousID)o).getNumber() == getNumber()) { | |
85 | 0 | return true; |
86 | } | |
87 | 0 | return false; |
88 | } | |
89 | ||
90 | /** | |
91 | * <p> | |
92 | * If two objects are equal according to the <code>equals(Object)</code> method, then calling | |
93 | * the <code>hashCode</code> method on each of the two objects must produce the same integer | |
94 | * result. However, it is not required that if two objects are unequal according to | |
95 | * the <code>equals(Object)</code> method, then calling the <code>hashCode</code> method on each of the two | |
96 | * objects must produce distinct integer results. | |
97 | * </p> | |
98 | * <p> | |
99 | * This method should be overriden, when the <code>equals(Object)</code> method is overriden. | |
100 | * </p> | |
101 | * @return number of the Numbered Anonymous ID | |
102 | * @see java.lang.Object#hashCode() | |
103 | * @see java.lang.Object#equals(Object) | |
104 | * @see com.ontotext.wsmo4j.common.NumberedIDImpl#getNumber() | |
105 | */ | |
106 | 0 | public int hashCode() { |
107 | 0 | return getNumber(); |
108 | } | |
109 | ||
110 | } | |
111 | /* | |
112 | * $Log$ | |
113 | * Revision 1.4 2005/09/21 08:15:39 holgerlausen | |
114 | * fixing java doc, removing asString() | |
115 | * | |
116 | * Revision 1.3 2005/09/09 15:51:42 marin_dimitrov | |
117 | * formatting | |
118 | * | |
119 | * Revision 1.2 2005/09/09 06:31:07 holgerlausen | |
120 | * added serializeID | |
121 | * | |
122 | * Revision 1.1 2005/09/02 13:32:45 ohamano | |
123 | * move logicalexpression packages from ext to core | |
124 | * move tests from logicalexpression.test to test module | |
125 | * | |
126 | * Revision 1.1 2005/09/02 09:43:27 ohamano | |
127 | * integrate wsmo-api and le-api on api and reference implementation level; full parser, serializer and validator integration will be next step | |
128 | * | |
129 | * Revision 1.2 2005/06/22 14:20:15 alex_simov | |
130 | * Copyright header added/updated | |
131 | * | |
132 | * Revision 1.1 2005/06/01 12:00:32 marin_dimitrov | |
133 | * v0.4.0 | |
134 | * | |
135 | * Revision 1.4 2005/05/30 15:06:38 alex | |
136 | * toString() delegates to asString() | |
137 | * | |
138 | * Revision 1.3 2005/05/19 14:21:57 marin | |
139 | * fix | |
140 | * | |
141 | * Revision 1.2 2005/05/19 13:48:03 marin | |
142 | * fixed (_# prefix) | |
143 | * | |
144 | * Revision 1.1 2005/05/19 12:50:11 marin | |
145 | * created | |
146 | * | |
147 | * | |
148 | */ |
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