Source Code Cross Referenced for EnumeratedClassImpl.java in  » RSS-RDF » Jena-2.5.5 » com » hp » hpl » jena » ontology » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » RSS RDF » Jena 2.5.5 » com.hp.hpl.jena.ontology.impl 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*****************************************************************************
002:         * Source code information
003:         * -----------------------
004:         * Original author    Ian Dickinson, HP Labs Bristol
005:         * Author email       Ian.Dickinson@hp.com
006:         * Package            Jena 2
007:         * Web                http://sourceforge.net/projects/jena/
008:         * Created            28-Apr-2003
009:         * Filename           $RCSfile: EnumeratedClassImpl.java,v $
010:         * Revision           $Revision: 1.19 $
011:         * Release status     $State: Exp $
012:         *
013:         * Last modified on   $Date: 2008/01/02 12:08:02 $
014:         *               by   $Author: andy_seaborne $
015:         *
016:         * (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
017:         * (see footer for full conditions)
018:         *****************************************************************************/package com.hp.hpl.jena.ontology.impl;
019:
020:        // Imports
021:        ///////////////
022:        import java.util.Iterator;
023:
024:        import com.hp.hpl.jena.enhanced.*;
025:        import com.hp.hpl.jena.graph.Node;
026:        import com.hp.hpl.jena.ontology.*;
027:        import com.hp.hpl.jena.rdf.model.*;
028:        import com.hp.hpl.jena.util.iterator.ExtendedIterator;
029:
030:        /**
031:         * <p>
032:         * Implementation of a node representing an enumerated class description.
033:         * </p>
034:         *
035:         * @author Ian Dickinson, HP Labs
036:         *         (<a  href="mailto:Ian.Dickinson@hp.com" >email</a>)
037:         * @version CVS $Id: EnumeratedClassImpl.java,v 1.19 2008/01/02 12:08:02 andy_seaborne Exp $
038:         */
039:        public class EnumeratedClassImpl extends OntClassImpl implements 
040:                EnumeratedClass {
041:            // Constants
042:            //////////////////////////////////
043:
044:            // Static variables
045:            //////////////////////////////////
046:
047:            /**
048:             * A factory for generating EnumeratedClass facets from nodes in enhanced graphs.
049:             * Note: should not be invoked directly by user code: use 
050:             * {@link com.hp.hpl.jena.rdf.model.RDFNode#as as()} instead.
051:             */
052:            public static Implementation factory = new Implementation() {
053:                public EnhNode wrap(Node n, EnhGraph eg) {
054:                    if (canWrap(n, eg)) {
055:                        return new EnumeratedClassImpl(n, eg);
056:                    } else {
057:                        throw new ConversionException("Cannot convert node "
058:                                + n + " to EnumeratedClass");
059:                    }
060:                }
061:
062:                public boolean canWrap(Node node, EnhGraph eg) {
063:                    // node will support being an EnumeratedClass facet if it has rdf:type owl:Class and an owl:oneOf statement (or equivalents) 
064:                    Profile profile = (eg instanceof  OntModel) ? ((OntModel) eg)
065:                            .getProfile()
066:                            : null;
067:                    return (profile != null)
068:                            && profile.isSupported(node, eg, OntClass.class)
069:                            && eg.asGraph().contains(node,
070:                                    profile.ONE_OF().asNode(), Node.ANY);
071:                }
072:            };
073:
074:            // Instance variables
075:            //////////////////////////////////
076:
077:            // Constructors
078:            //////////////////////////////////
079:
080:            /**
081:             * <p>
082:             * Construct an enumerated class node represented by the given node in the given graph.
083:             * </p>
084:             * 
085:             * @param n The node that represents the resource
086:             * @param g The enh graph that contains n
087:             */
088:            public EnumeratedClassImpl(Node n, EnhGraph g) {
089:                super (n, g);
090:            }
091:
092:            // External signature methods
093:            //////////////////////////////////
094:
095:            // oneOf
096:
097:            /**
098:             * <p>Assert that this class is exactly the enumeration of the given individuals. Any existing 
099:             * statements for <code>oneOf</code> will be removed.</p>
100:             * @param en A list of individuals that defines the class extension for this class
101:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
102:             */
103:            public void setOneOf(RDFList en) {
104:                setPropertyValue(getProfile().ONE_OF(), "ONE_OF", en);
105:            }
106:
107:            /**
108:             * <p>Add an individual to the enumeration that defines the class extension of this class.</p>
109:             * @param res An individual to add to the enumeration
110:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
111:             */
112:            public void addOneOf(Resource res) {
113:                addListPropertyValue(getProfile().ONE_OF(), "ONE_OF", res);
114:            }
115:
116:            /**
117:             * <p>Add each individual from the given iteratation to the 
118:             * enumeration that defines the class extension of this class.</p>
119:             * @param individuals An iterator over individuals
120:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
121:             */
122:            public void addOneOf(Iterator individuals) {
123:                while (individuals.hasNext()) {
124:                    addOneOf((Resource) individuals.next());
125:                }
126:            }
127:
128:            /**
129:             * <p>Answer a list of individuals that defines the extension of this class.</p>
130:             * @return A list of individuals that is the class extension
131:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
132:             */
133:            public RDFList getOneOf() {
134:                return (RDFList) objectAs(getProfile().ONE_OF(), "ONE_OF",
135:                        RDFList.class);
136:            }
137:
138:            /**
139:             * <p>Answer an iterator over all of the individuals that are declared to be the class extension for
140:             * this class. Each element of the iterator will be an {@link OntResource}.</p>
141:             * @return An iterator over the individuals in the class extension
142:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
143:             */
144:            public ExtendedIterator listOneOf() {
145:                return getOneOf().iterator().mapWith(
146:                        new AsMapper(OntResource.class));
147:            }
148:
149:            /**
150:             * <p>Answer true if the given individual is one of the enumerated individuals in the class extension
151:             * of this class.</p>
152:             * @param res An individual to test
153:             * @return True if the given individual is in the class extension for this class.
154:             * @exception OntProfileException If the {@link Profile#ONE_OF()} property is not supported in the current language profile.   
155:             */
156:            public boolean hasOneOf(Resource res) {
157:                return getOneOf().contains(res);
158:            }
159:
160:            /**
161:             * <p>Remove the statement that this enumeration includes <code>res</code> among its members.  If this statement
162:             * is not true of the current model, nothing happens.</p>
163:             * @param res A resource that may be declared to be part of this enumeration, and which is
164:             * no longer one of the enumeration values.
165:             */
166:            public void removeOneOf(Resource res) {
167:                setOneOf(getOneOf().remove(res));
168:            }
169:
170:            // Internal implementation methods
171:            //////////////////////////////////
172:
173:            //==============================================================================
174:            // Inner class definitions
175:            //==============================================================================
176:
177:        }
178:
179:        /*
180:         (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
181:         All rights reserved.
182:
183:         Redistribution and use in source and binary forms, with or without
184:         modification, are permitted provided that the following conditions
185:         are met:
186:
187:         1. Redistributions of source code must retain the above copyright
188:         notice, this list of conditions and the following disclaimer.
189:
190:         2. Redistributions in binary form must reproduce the above copyright
191:         notice, this list of conditions and the following disclaimer in the
192:         documentation and/or other materials provided with the distribution.
193:
194:         3. The name of the author may not be used to endorse or promote products
195:         derived from this software without specific prior written permission.
196:
197:         THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
198:         IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
199:         OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
200:         IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
201:         INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
202:         NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
203:         DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
204:         THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
205:         (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
206:         THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
207:         */
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