1 /*
2 Java Regular Expressions Plugin API
3
4 Copyright (C) 2002 Jose San Leandro Armend?riz
5 jsanleandro@yahoo.es
6 chousz@yahoo.com
7
8 This library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Lesser General Public
10 License as published by the Free Software Foundation; either
11 version 2.1 of the License, or (at your option) any later version.
12
13 This library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
17
18 You should have received a copy of the GNU Lesser General Public
19 License along with this library; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21
22 Thanks to ACM S.L. for distributing this library under the LGPL license.
23 Contact info: jsr000@terra.es
24 Postal Address: c/Playa de Lagoa, 1
25 Urb. Valdecaba?as
26 Boadilla del monte
27 28660 Madrid
28 Spain
29
30 This library uses some external APIs. So far I haven't released such
31 APIs as projects themselves, but you should be able
32 to download them from the web page where you got this source code.
33
34 ******************************************************************************
35 *
36 * Filename: $RCSfile: PatternRegexpAdapter.java,v $
37 *
38 * Author: Jose San Leandro Armend?riz
39 *
40 * Description: Adapts Jakarta Regexp REProgram objects to follow the
41 * generic Pattern interface defined in this API.
42 *
43 * Last modified by: $Author: dev $ at $Date: 2002/09/27 08:27:18 $
44 *
45 * File version: $Revision: 1.4 $
46 *
47 * Project version: $Name: $
48 * ("Name" means no concrete version has been checked out)
49 *
50 * $Id: PatternRegexpAdapter.java,v 1.4 2002/09/27 08:27:18 dev Exp $
51 *
52 */
53 package org.acmsl.regexpplugin.jakartaregexp;
54
55 /*
56 * Importing some project-specific classes.
57 */
58 import org.acmsl.regexpplugin.Pattern;
59
60 /*
61 * Importing some ACM classes.
62 */
63 import org.acmsl.version.Version;
64 import org.acmsl.version.VersionFactory;
65
66 /*
67 * Importing some Jakarta Regexp classes.
68 */
69 import org.apache.regexp.RE;
70 import org.apache.regexp.REProgram;
71
72 /***
73 * Adapts Jakarta Regexp REProgram objects to follow the generic
74 * Pattern interface defined in this API.
75 * @author <a href="mailto:jsanleandro@yahoo.es"
76 >Jose San Leandro Armend?riz</a>
77 * @version $Revision: 1.4 $
78 */
79 public class PatternRegexpAdapter
80 implements Pattern
81 {
82 /***
83 * Delegated instance.
84 */
85 private REProgram m__Instance;
86
87 /***
88 * RE reference needed to pass compiler configuration to the
89 * mather.
90 */
91 private RE m__RE;
92
93 /***
94 * Constructs a PatternRegexpAdapter for given object.
95 * @param adaptee the instance to be adapted.
96 */
97 public PatternRegexpAdapter(REProgram adaptee, RE re)
98 {
99 setAdaptee(adaptee);
100
101 setRE(re);
102 }
103
104 /***
105 * Sets the instance to adapt.
106 * @param adaptee the REProgram to be adapted.
107 */
108 protected void setAdaptee(REProgram adaptee)
109 {
110 m__Instance = adaptee;
111 }
112
113 /***
114 * Retrieves an instance of a REProgram class.
115 * @return such instance.
116 */
117 protected REProgram getDelegatedInstance()
118 {
119 return m__Instance;
120 }
121
122 /***
123 * Sets the RE reference.
124 * @param re such reference.
125 */
126 void setRE(RE re)
127 {
128 m__RE = re;
129 }
130
131 /***
132 * Retrieves the associated RE reference.
133 * Note: Other classes in this package can access this method.
134 * @return the RE with compiler configuration.
135 */
136 RE getRE()
137 {
138 return m__RE;
139 }
140
141 /***
142 * Concrete version object updated everytime it's checked-in in a CVS
143 * repository.
144 */
145 public static final Version VERSION =
146 VersionFactory.createVersion("$Revision: 1.4 $");
147
148 /***
149 * Retrieves the current version of this object.
150 * @return the version object with such information.
151 */
152 public Version getVersion()
153 {
154 return VERSION;
155 }
156
157 /***
158 * Retrieves the current version of this class.
159 * @return the object with class version information.
160 */
161 public static Version getClassVersion()
162 {
163 return VERSION;
164 }
165 }
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