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PatternStringManager.java | 0% | 0% | 0% | 0% |
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1 | /* | |
2 | * Copyright (c) 2001-2004, | |
3 | * RedVerst Group, ISP RAS http://www.ispras.ru | |
4 | * All rights reserved. | |
5 | * | |
6 | * Redistribution and use in source and binary forms, with or without | |
7 | * modification, are permitted provided that the following conditions are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright notice, this | |
10 | * list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
13 | * this list of conditions and the following disclaimer in the documentation | |
14 | * and/or other materials provided with the distribution. | |
15 | * | |
16 | * 3. The names "ATP", "TreeDL", "RedVerst", "ISP RAS" | |
17 | * may not be used to endorse or promote products derived from this software | |
18 | * without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
24 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
26 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
27 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
29 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | package com.unitesk.atp.text.localize; | |
33 | ||
34 | import java.util.Locale; | |
35 | ||
36 | import com.unitesk.atp.text.filters.StringTextReceiver; | |
37 | import com.unitesk.atp.text.generation.BasicGenerator; | |
38 | import com.unitesk.atp.text.generation.Generator; | |
39 | ||
40 | /** | |
41 | * This {@link StringManager string manager} treats localized strings as | |
42 | * {@link com.unitesk.atp.text.generation.Generator#txt(String) patterns}. | |
43 | * Pattern parameters are printed using the same resource name. | |
44 | * If resource not found {@link #toString()} is used. | |
45 | * | |
46 | * @author <A href="mailto:demakov@ispras.ru">Alexey Demakov</A> | |
47 | * @version $Id: PatternStringManager.java,v 1.3 2006/02/07 15:44:41 all-x Exp $ | |
48 | */ | |
49 | public class PatternStringManager extends ConstantStringManager | |
50 | { | |
51 | /** | |
52 | * Creates new localized strings manager using default locale | |
53 | * and class loader of this class. | |
54 | */ | |
55 | 0 | public PatternStringManager() |
56 | { | |
57 | 0 | super(); |
58 | ||
59 | 0 | initGenerator(); |
60 | } | |
61 | ||
62 | /** | |
63 | * Creates new localized strings manager using the specified locale | |
64 | * and class loader of this class. | |
65 | * | |
66 | * @param locale The locale to be used by this manager. | |
67 | */ | |
68 | 0 | public PatternStringManager( Locale locale ) |
69 | { | |
70 | 0 | super( locale ); |
71 | ||
72 | 0 | initGenerator(); |
73 | } | |
74 | ||
75 | /** | |
76 | * Creates new localized strings manager with the specified locale and class loader. | |
77 | * | |
78 | * @param locale The locale to be used by this manager. | |
79 | * @param classLoader The class loader to be used by this maanger. | |
80 | */ | |
81 | 0 | public PatternStringManager( Locale locale, ClassLoader classLoader ) |
82 | { | |
83 | 0 | super( locale, classLoader ); |
84 | ||
85 | 0 | initGenerator(); |
86 | } | |
87 | ||
88 | /** | |
89 | * Get localized string for the specified class and object. | |
90 | * <P>This method calls {@link ConstantStringManager#getString(Class,String,Object) | |
91 | * super implementation}, treats returned value as | |
92 | * {@link com.unitesk.atp.text.generation.Generator#txt(String) pattern} and substitute | |
93 | * its parameters by attributes of the specified object. | |
94 | * | |
95 | * @param cls The specified class. | |
96 | * @param name The name of localized string for this class. | |
97 | * @param obj The specified object. | |
98 | * @return Localized string. | |
99 | */ | |
100 | 0 | public String getString( Class cls, String name, Object obj ) |
101 | { | |
102 | 0 | setResource( name ); |
103 | 0 | return substitute( getPattern( cls, name ), obj ); |
104 | } | |
105 | ||
106 | /** | |
107 | * Get localized string for the specified object. | |
108 | * <P>This method calls {@link ConstantStringManager#getString(String,Object) | |
109 | * super implementation}, treats returned value as | |
110 | * {@link com.unitesk.atp.text.generation.Generator#txt(String) pattern} and substitute | |
111 | * its parameters by attributes of the specified object. | |
112 | * | |
113 | * @param name The name of localized string for this object. | |
114 | * @param obj The specified object. | |
115 | * @return Localized string or <code>null</code> if it is not found. | |
116 | */ | |
117 | 0 | public String getString( String name, Object obj ) |
118 | { | |
119 | 0 | setResource( name ); |
120 | 0 | return substitute( getPattern( name, obj ), obj ); |
121 | } | |
122 | ||
123 | 0 | public String getPattern( String name, Object obj ) |
124 | { | |
125 | 0 | return super.getString( name, obj ); |
126 | } | |
127 | ||
128 | 0 | public String getPattern( Class cls, String name ) |
129 | { | |
130 | 0 | return super.getString( cls, name ); |
131 | } | |
132 | ||
133 | 0 | protected synchronized String substitute( String pattern, Object obj ) |
134 | { | |
135 | 0 | if( pattern == null ) return null; |
136 | ||
137 | 0 | generator.setVariable( Generator.DEFAULT_NAME, obj ); |
138 | 0 | generator.txt( pattern ); |
139 | 0 | return res.getText(); |
140 | } | |
141 | ||
142 | 0 | private void initGenerator() |
143 | { | |
144 | 0 | generator.setFunction( Generator.DEFAULT_NAME, df ); |
145 | } | |
146 | ||
147 | 0 | protected void setResource( String resource ) |
148 | { | |
149 | 0 | df.setResource( resource ); |
150 | } | |
151 | ||
152 | 0 | protected void setResourceClass( Class resourceClass ) |
153 | { | |
154 | 0 | df.setResourceClass( resourceClass ); |
155 | } | |
156 | ||
157 | private StringTextReceiver res = new StringTextReceiver(); | |
158 | private BasicGenerator generator = new BasicGenerator( res ); | |
159 | private PatternDefaultFunction df = new PatternDefaultFunction( this ); | |
160 | } |
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