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Java > Open Source Codes > com > hp > hpl > jena > ontology > CardinalityRestriction


1 /*****************************************************************************
2  * Source code information
3  * -----------------------
4  * Original author Ian Dickinson, HP Labs Bristol
5  * Author email Ian.Dickinson@hp.com
6  * Package Jena 2
7  * Web http://sourceforge.net/projects/jena/
8  * Created 08-May-2003
9  * Filename $RCSfile: CardinalityRestriction.java,v $
10  * Revision $Revision: 1.6 $
11  * Release status $State: Exp $
12  *
13  * Last modified on $Date: 2005/02/21 12:04:26 $
14  * by $Author: andy_seaborne $
15  *
16  * (c) Copyright 2002, 2003, 2004, 2005 Hewlett-Packard Development Company, LP
17  * (see footer for full conditions)
18  *****************************************************************************/
19
20 // Package
21 ///////////////
22 package com.hp.hpl.jena.ontology;
23
24
25 // Imports
26 ///////////////
27
28 /**
29  * <p>
30  * A property restriction that requires the named property to have have exactly
31  * the given number of values for a given instance to be a member of the class defined
32  * by the restriction.
33  * </p>
34  *
35  * @author Ian Dickinson, HP Labs
36  * (<a HREF="mailto:Ian.Dickinson@hp.com" >email</a>)
37  * @version CVS $Id: CardinalityRestriction.java,v 1.6 2005/02/21 12:04:26 andy_seaborne Exp $
38  */
39 public interface CardinalityRestriction
40     extends Restriction
41 {
42     // Constants
43 //////////////////////////////////
44
45
46     // External signature methods
47 //////////////////////////////////
48
49     // cardinality
50
51     /**
52      * <p>Assert that this restriction restricts the property to have the given
53      * cardinality. Any existing statements for <code>cardinality</code>
54      * will be removed.</p>
55      * @param cardinality The cardinality of the restricted property
56      * @exception OntProfileException If the {@link Profile#CARDINALITY()} property is not supported in the current language profile.
57      */
58     public void setCardinality( int cardinality );
59
60     /**
61      * <p>Answer the cardinality of the restricted property.</p>
62      * @return The cardinality of the restricted property
63      * @exception OntProfileException If the {@link Profile#CARDINALITY()} property is not supported in the current language profile.
64      */
65     public int getCardinality();
66
67     /**
68      * <p>Answer true if this property restriction has the given cardinality.</p>
69      * @param cardinality The cardinality to test against
70      * @return True if the given cardinality is the cardinality of the restricted property in this restriction
71      * @exception OntProfileException If the {@link Profile#CARDINALITY()} property is not supported in the current language profile.
72      */
73     public boolean hasCardinality( int cardinality );
74     
75     /**
76      * <p>Remove the statement that this restriction has the given cardinality
77      * for the restricted property. If this statement
78      * is not true of the current model, nothing happens.</p>
79      * @param cardinality A cardinality value to be removed from this restriction
80      */
81     public void removeCardinality( int cardinality );
82     
83
84 }
85
86
87 /*
88     (c) Copyright 2002, 2003, 2004, 2005 Hewlett-Packard Development Company, LP
89     All rights reserved.
90
91     Redistribution and use in source and binary forms, with or without
92     modification, are permitted provided that the following conditions
93     are met:
94
95     1. Redistributions of source code must retain the above copyright
96        notice, this list of conditions and the following disclaimer.
97
98     2. Redistributions in binary form must reproduce the above copyright
99        notice, this list of conditions and the following disclaimer in the
100        documentation and/or other materials provided with the distribution.
101
102     3. The name of the author may not be used to endorse or promote products
103        derived from this software without specific prior written permission.
104
105     THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
106     IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
107     OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
108     IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
109     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
110     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
111     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
112     THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
113     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
114     THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
115 */
116
117
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