`/*
* (c) Copyright 2006, 2007, 2008 Hewlett-Packard Development Company, LP
* All rights reserved.
* [See end of file]
*/
package arq.examples.propertyfunction;
import com.hp.hpl.jena.graph.Node;
import com.hp.hpl.jena.sparql.pfunction.PFuncAssignToObject;
/** Example property function that uppercases the lexical form of a literal.
* The subject must be bound, the object not bound. {@link localname} shows a
* property function that handles more cases of subject or object bing bound or unbound.
* <pre>
* PREFIX ext: <java:arq.examples.propertyfunction.>
* </pre>
* <pre>
* { ?string ext:uppercase ?uppercase }
* </pre>
* <pre>
* { "lower case" ext:uppercase ?uppercase }
* </pre>
* Else fails to match.
*/
public class uppercase extends PFuncAssignToObject
{
public Node calc(Node node)
{
if ( ! node.isLiteral() )
return null ;
String str = node.getLiteralLexicalForm().toUpperCase() ;
return Node.createLiteral(str) ;
}
}
/*
* (c) Copyright 2006, 2007, 2008 Hewlett-Packard Development Company, LP
* 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 name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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.
*/`