01: /*
02: * (c) Copyright 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
03: * All rights reserved.
04: * [See end of file]
05: */
06:
07: package com.hp.hpl.jena.n3.turtle;
08:
09: import java.util.HashMap;
10: import java.util.Map;
11:
12: import com.hp.hpl.jena.graph.Node;
13:
14: /** Map from _:* form to bNodes
15: *
16: * @author Andy Seaborne
17: * @version $Id: LabelToNodeMap.java,v 1.4 2008/01/02 12:09:26 andy_seaborne Exp $
18: */
19:
20: public class LabelToNodeMap {
21: Map bNodeLabels = new HashMap();
22:
23: public LabelToNodeMap() {
24: }
25:
26: public Node asNode(String label) {
27: Node n = (Node) bNodeLabels.get(label);
28: if (n != null)
29: return n;
30: n = allocNode();
31: bNodeLabels.put(label, n);
32: return n;
33: }
34:
35: public Node allocNode() {
36: return Node.createAnon();
37: }
38:
39: public void clear() {
40: bNodeLabels.clear();
41: }
42: }
43:
44: /*
45: * (c) Copyright 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
46: * All rights reserved.
47: *
48: * Redistribution and use in source and binary forms, with or without
49: * modification, are permitted provided that the following conditions
50: * are met:
51: * 1. Redistributions of source code must retain the above copyright
52: * notice, this list of conditions and the following disclaimer.
53: * 2. Redistributions in binary form must reproduce the above copyright
54: * notice, this list of conditions and the following disclaimer in the
55: * documentation and/or other materials provided with the distribution.
56: * 3. The name of the author may not be used to endorse or promote products
57: * derived from this software without specific prior written permission.
58: *
59: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
60: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
61: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
62: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
63: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
64: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
65: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
66: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
67: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
68: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
69: */
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