/*
* $Header$
* $Revision: 624 $
* $Date: 2006-06-24 21:02:12 +1000 (Sat, 24 Jun 2006) $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2003 The JRDF Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* the JRDF Project (http://jrdf.sf.net/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The JRDF Project" and "JRDF" must not be used to endorse
* or promote products derived from this software without prior written
* permission. For written permission, please contact
* newmana@users.sourceforge.net.
*
* 5. Products derived from this software may not be called "JRDF"
* nor may "JRDF" appear in their names without prior written
* permission of the JRDF Project.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the JRDF Project. For more
* information on JRDF, please see <http://jrdf.sourceforge.net/>.
*/
package org.jrdf.graph.mem;
// Java 2 standard packages
import org.jrdf.graph.AbstractURIReference;
import java.net.URI;
/**
* RDF URI reference - resource node. Some RDF resources are properties. It's
* not always possible to say whether a resource is a property or not until
* it's used as a predicate, because we don't always have access to an RDF
* Schema that defines the property.
*
* A URI Reference can be any part of an RDF Triple: subject, predicate or
* object.
*
* @author <a href="mailto:pgearon@users.sourceforge.net">Paula Gearon</a>
*
* @version $Revision: 624 $
*/
public class URIReferenceImpl extends AbstractURIReference implements MemNode {
/**
* Allow newer compiled version of the stub to operate when changes
* have not occurred with the class.
* NOTE : update this serialVersionUID when a method or a public member is
* deleted.
*/
private static final long serialVersionUID = -4120822410726711976L;
/** The internal identifier for this node. */
private Long id;
/**
* Constructor for use by GraphElementFactory only.
*
* @param newUri The newUri of this node.
* @param newId The internal identifier for this node.
*/
URIReferenceImpl(URI newUri, Long newId) {
super(newUri);
id = newId;
}
/**
* Constructor for use by GraphElementFactory only.
*
* @param newUri The uri of this node.
* @param validate whether to enforce valid RDF URIs.
* @param newId The internal identifier for this node.
*/
URIReferenceImpl(URI newUri, boolean validate, Long newId) {
super(newUri, validate);
id = newId;
}
/**
* Retrieves an internal identifier for this node.
*
* @return A numeric identifier for this node.
*/
public Long getId() {
return id;
}
}