01: /*
02: (c) Copyright 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
03: [See end of file]
04: $Id: Node_Blank.java,v 1.11 2008/01/02 12:06:55 andy_seaborne Exp $
05: */
06:
07: package com.hp.hpl.jena.graph;
08:
09: import com.hp.hpl.jena.rdf.model.*;
10:
11: /**
12: RDF blank nodes, ie nodes with identity but without URIs.
13: @author kers
14: */
15:
16: public class Node_Blank extends Node_Concrete {
17: /* package */Node_Blank(Object id) {
18: super (id);
19: }
20:
21: public boolean isBlank() {
22: return true;
23: }
24:
25: public AnonId getBlankNodeId() {
26: return (AnonId) label;
27: }
28:
29: public Object visitWith(NodeVisitor v) {
30: return v.visitBlank(this , (AnonId) label);
31: }
32:
33: public boolean equals(Object other) {
34: return other instanceof Node_Blank
35: && label.equals(((Node_Blank) other).label);
36: }
37: }
38:
39: /*
40: (c) Copyright 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
41: All rights reserved.
42:
43: Redistribution and use in source and binary forms, with or without
44: modification, are permitted provided that the following conditions
45: are met:
46:
47: 1. Redistributions of source code must retain the above copyright
48: notice, this list of conditions and the following disclaimer.
49:
50: 2. Redistributions in binary form must reproduce the above copyright
51: notice, this list of conditions and the following disclaimer in the
52: documentation and/or other materials provided with the distribution.
53:
54: 3. The name of the author may not be used to endorse or promote products
55: derived from this software without specific prior written permission.
56:
57: THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
58: IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
59: OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
60: IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
61: INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
62: NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
63: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
64: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
65: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
66: THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
67: */
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