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Java > Open Source Codes > com > hp > hpl > jena > graph > query > ExpressionFunctionURIs


1 /*
2   (c) Copyright 2003, 2004, 2005 Hewlett-Packard Development Company, LP, all rights reserved.
3   [See end of file]
4   $Id: ExpressionFunctionURIs.java,v 1.5 2005/02/21 11:52:15 andy_seaborne Exp $
5 */
6
7 package com.hp.hpl.jena.graph.query;
8
9 /**
10     ExpressionFunctionURIs: constants expressing the URIs for functions that
11     may be recognised or generated by expression constructors and analysers.
12
13     @author kers
14 */
15 public interface ExpressionFunctionURIs
16     {
17     public static final String JavaDoc prefix = "urn:x-jena:expr:";
18     
19     /**
20          Operator used to AND conditions together. The Query.addConstraint()
21          method explodes ANDed expressions into their components and keeps
22          them separately.
23     */
24     
25     public static final String JavaDoc AND = prefix + "AND";
26     
27     /**
28          Function identfier for "L endsWith string literal R", generated by Rewrite.
29     */
30     public static final String JavaDoc J_EndsWith = prefix + "J_endsWith";
31     
32     /**
33          Function identfier for "L startsWith string literal R", generated by Rewrite.
34     */
35     public static final String JavaDoc J_startsWith = prefix + "J_startsWith";
36     
37     public static final String JavaDoc J_startsWithInsensitive = prefix + "J_startsWithInsensitive";
38     
39     public static final String JavaDoc J_endsWithInsensitive = prefix + "J_endsWithInsensitive";
40     
41     /**
42          Function identfier for "L contains string literal R", generated by Rewrite.
43     */
44     public static final String JavaDoc J_contains = prefix + "J_contains";
45     
46     public static final String JavaDoc J_containsInsensitive = prefix + "J_containsInsensitive";
47
48     /**
49          Function identifier for RDQL-style string-match operation. This is recognised
50          by Query and rewritten by Rewrite to the J_* methods. The left operand
51          may be any expression, but the right operand must be a PatternLiteral.
52     */
53     public static final String JavaDoc Q_StringMatch = prefix + "Q_StringMatch";
54     
55     }
56
57 /*
58     (c) Copyright 2003, 2004, 2005 Hewlett-Packard Development Company, LP
59     All rights reserved.
60
61     Redistribution and use in source and binary forms, with or without
62     modification, are permitted provided that the following conditions
63     are met:
64
65     1. Redistributions of source code must retain the above copyright
66        notice, this list of conditions and the following disclaimer.
67
68     2. Redistributions in binary form must reproduce the above copyright
69        notice, this list of conditions and the following disclaimer in the
70        documentation and/or other materials provided with the distribution.
71
72     3. The name of the author may not be used to endorse or promote products
73        derived from this software without specific prior written permission.
74
75     THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
76     IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
77     OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
78     IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
79     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
80     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
81     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
82     THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
83     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
84     THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
85 */
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