1 /*
2 * $Header$
3 * $Revision: 1273 $
4 * $Date: 2007-01-03 12:47:42 -0800 (Wed, 03 Jan 2007) $
5 *
6 * ====================================================================
7 *
8 * Copyright 2000-2002 bob mcwhirter & James Strachan.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions are
13 * met:
14 *
15 * * Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 *
18 * * Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 *
22 * * Neither the name of the Jaxen Project nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
27 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
29 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
30 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
31 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
32 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
33 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
36 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 *
38 * ====================================================================
39 * This software consists of voluntary contributions made by many
40 * individuals on behalf of the Jaxen Project and was originally
41 * created by bob mcwhirter <bob@werken.com> and
42 * James Strachan <jstrachan@apache.org>. For more information on the
43 * Jaxen Project, please see <http://www.jaxen.org/>.
44 *
45 * $Id: DefaultLiteralExpr.java 1273 2007-01-03 20:47:42Z elharo $
46 */
47
48
49
50 package org.jaxen.expr;
51
52 import org.jaxen.Context;
53
54 class DefaultLiteralExpr extends DefaultExpr implements LiteralExpr
55 {
56 /**
57 *
58 */
59 private static final long serialVersionUID = -953829179036273338L;
60 private String literal;
61
62 DefaultLiteralExpr(String literal)
63 {
64 this.literal = literal;
65 }
66
67 public String getLiteral()
68 {
69 return this.literal;
70 }
71
72 public String toString()
73 {
74 return "[(DefaultLiteralExpr): " + getLiteral() + "]";
75 }
76
77 public String getText()
78 {
79
80 if (literal.indexOf('"') == -1 ) {
81 return "\"" + getLiteral() + "\"";
82 }
83 else { // Not possible for string literal to contain both " and '
84 return "'" + getLiteral() + "'";
85 }
86
87 }
88
89 public Object evaluate(Context context)
90 {
91 return getLiteral();
92 }
93
94 }