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Java > Open Source Codes > org > joseki > server > processors > PingProcessor


1 /*
2  * (c) Copyright 2003, 2004 Hewlett-Packard Development Company, LP
3  * [See end of file]
4  */
5  
6 package org.joseki.server.processors;
7
8 import org.joseki.server.*;
9 import org.joseki.vocabulary.JosekiVocab;
10
11 import com.hp.hpl.jena.rdf.model.*;
12
13 /** Ping operation processor. Returns an empty model.
14  * @author Andy Seaborne
15  * @version $Id: PingProcessor.java,v 1.4 2004/04/30 14:13:11 andy_seaborne Exp $
16  */
17
18 public class PingProcessor extends ZeroArgProcessor
19 {
20     public PingProcessor()
21     {
22         super("ping", ProcessorCom.ReadOperation, ProcessorCom.NoChangeToModel) ;
23     }
24     
25     public String JavaDoc getInterfaceURI() { return JosekiVocab.opPing ; }
26
27     public Model execZeroArg(ModelSource src, Request request) throws RDFException, ExecutionException
28     {
29         return super.emptyModel ;
30     }
31 }
32
33 /*
34  * (c) Copyright 2003, 2004 Hewlett-Packard Development Company, LP
35  * All rights reserved.
36  *
37  * Redistribution and use in source and binary forms, with or without
38  * modification, are permitted provided that the following conditions
39  * are met:
40  * 1. Redistributions of source code must retain the above copyright
41  * notice, this list of conditions and the following disclaimer.
42  * 2. Redistributions in binary form must reproduce the above copyright
43  * notice, this list of conditions and the following disclaimer in the
44  * documentation and/or other materials provided with the distribution.
45  * 3. The name of the author may not be used to endorse or promote products
46  * derived from this software without specific prior written permission.
47  *
48  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
49  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
50  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
51  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
52  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
53  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
54  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
55  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
56  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
57  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58  */
59
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