| 1 | // SECTION-START[License Header] |
| 2 | // <editor-fold defaultstate="collapsed" desc=" Generated License "> |
| 3 | /* |
| 4 | * Java Object Management and Configuration |
| 5 | * Copyright (C) Christian Schulte, 2011-313 |
| 6 | * All rights reserved. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * |
| 12 | * o Redistributions of source code must retain the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer. |
| 14 | * |
| 15 | * o Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in |
| 17 | * the documentation and/or other materials provided with the |
| 18 | * distribution. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| 21 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY |
| 22 | * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
| 23 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 24 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 25 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 29 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | * |
| 31 | * $JOMC: RuntimeTexts.java 4712 2013-01-02 13:56:12Z schulte $ |
| 32 | * |
| 33 | */ |
| 34 | // </editor-fold> |
| 35 | // SECTION-END |
| 36 | package org.jomc.ri.model; |
| 37 | |
| 38 | import java.util.Locale; |
| 39 | import java.util.Map; |
| 40 | import javax.xml.bind.annotation.XmlTransient; |
| 41 | import org.jomc.model.Text; |
| 42 | import org.jomc.model.Texts; |
| 43 | import static org.jomc.ri.model.RuntimeModelObjects.createMap; |
| 44 | |
| 45 | // SECTION-START[Documentation] |
| 46 | // <editor-fold defaultstate="collapsed" desc=" Generated Documentation "> |
| 47 | /** |
| 48 | * Runtime {@code Texts}. |
| 49 | * |
| 50 | * <dl> |
| 51 | * <dt><b>Identifier:</b></dt><dd>org.jomc.ri.model.RuntimeTexts</dd> |
| 52 | * <dt><b>Name:</b></dt><dd>JOMC ⁑ RI ⁑ RuntimeTexts</dd> |
| 53 | * <dt><b>Specifications:</b></dt> |
| 54 | * <dd>org.jomc.ri.model.RuntimeModelObject @ 1.2</dd> |
| 55 | * <dt><b>Abstract:</b></dt><dd>No</dd> |
| 56 | * <dt><b>Final:</b></dt><dd>No</dd> |
| 57 | * <dt><b>Stateless:</b></dt><dd>No</dd> |
| 58 | * </dl> |
| 59 | * |
| 60 | * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 1.2 |
| 61 | * @version 1.2 |
| 62 | */ |
| 63 | // </editor-fold> |
| 64 | // SECTION-END |
| 65 | // SECTION-START[Annotations] |
| 66 | // <editor-fold defaultstate="collapsed" desc=" Generated Annotations "> |
| 67 | @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.4", comments = "See http://www.jomc.org/jomc/1.4/jomc-tools-1.4" ) |
| 68 | // </editor-fold> |
| 69 | // SECTION-END |
| 70 | public class RuntimeTexts extends Texts implements RuntimeModelObject |
| 71 | { |
| 72 | // SECTION-START[RuntimeTexts] |
| 73 | |
| 74 | /** Cache map. */ |
| 75 | @XmlTransient |
| 76 | private transient final Map<String, Text> textsByLanguageCache = createMap(); |
| 77 | |
| 78 | /** Cache map. */ |
| 79 | @XmlTransient |
| 80 | private transient final Map<Locale, Text> textsByLocaleCache = createMap(); |
| 81 | |
| 82 | /** |
| 83 | * Creates a new {@code RuntimeTexts} instance by deeply copying a given {@code Texts} instance. |
| 84 | * |
| 85 | * @param texts The instance to copy. |
| 86 | * |
| 87 | * @throws NullPointerException if {@code texts} is {@code null}. |
| 88 | */ |
| 89 | public RuntimeTexts( final Texts texts ) |
| 90 | { |
| 91 | super( texts ); |
| 92 | this.copyTexts(); |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * Gets a text for a given language from the list of texts. |
| 97 | * <p>This method queries an internal cache for a result object to return for the given argument values. If no |
| 98 | * cached result object is available, this method queries the super-class for a result object to return and caches |
| 99 | * the outcome of that query for use on successive calls.</p> |
| 100 | * <p><b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the |
| 101 | * state of the instance, should the state of the instance change.</p> |
| 102 | * |
| 103 | * @param language The language of the text to return. |
| 104 | * |
| 105 | * @return The first matching text or the default text, if no such text is found. |
| 106 | * |
| 107 | * @throws NullPointerException if {@code language} is {@code null}. |
| 108 | * |
| 109 | * @see #getText() |
| 110 | * @see #getDefaultLanguage() |
| 111 | * @see Text#getLanguage() |
| 112 | * @see #clear() |
| 113 | */ |
| 114 | @Override |
| 115 | public Text getText( final String language ) |
| 116 | { |
| 117 | if ( language == null ) |
| 118 | { |
| 119 | throw new NullPointerException( "language" ); |
| 120 | } |
| 121 | |
| 122 | synchronized ( this.textsByLanguageCache ) |
| 123 | { |
| 124 | Text t = this.textsByLanguageCache.get( language ); |
| 125 | |
| 126 | if ( t == null && !this.textsByLanguageCache.containsKey( language ) ) |
| 127 | { |
| 128 | t = super.getText( language ); |
| 129 | this.textsByLanguageCache.put( language, t ); |
| 130 | } |
| 131 | |
| 132 | return t; |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * Gets a text for a given language from the list of texts. |
| 138 | * <p>This method queries an internal cache for a result object to return for the given argument values. If no |
| 139 | * cached result object is available, this method queries the super-class for a result object to return and caches |
| 140 | * the outcome of that query for use on successive calls.</p> |
| 141 | * <p><b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the |
| 142 | * state of the instance, should the state of the instance change.</p> |
| 143 | * |
| 144 | * @param locale The locale of the text to return. |
| 145 | * |
| 146 | * @return The first matching text or the default text, if no such text is found. |
| 147 | * |
| 148 | * @throws NullPointerException if {@code locale} is {@code null}. |
| 149 | * |
| 150 | * @see #getText() |
| 151 | * @see #getDefaultLanguage() |
| 152 | * @see Text#getLanguage() |
| 153 | * @see #clear() |
| 154 | * |
| 155 | * @since 1.4 |
| 156 | */ |
| 157 | @Override |
| 158 | public Text getText( final Locale locale ) |
| 159 | { |
| 160 | if ( locale == null ) |
| 161 | { |
| 162 | throw new NullPointerException( "locale" ); |
| 163 | } |
| 164 | |
| 165 | synchronized ( this.textsByLocaleCache ) |
| 166 | { |
| 167 | Text t = this.textsByLocaleCache.get( locale ); |
| 168 | |
| 169 | if ( t == null && !this.textsByLocaleCache.containsKey( locale ) ) |
| 170 | { |
| 171 | t = super.getText( locale ); |
| 172 | this.textsByLocaleCache.put( locale, t ); |
| 173 | } |
| 174 | |
| 175 | return t; |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | private void copyTexts() |
| 180 | { |
| 181 | for ( int i = 0, s0 = this.getText().size(); i < s0; i++ ) |
| 182 | { |
| 183 | final Text t = this.getText().get( i ); |
| 184 | this.getText().set( i, RuntimeModelObjects.getInstance().copyOf( t ) ); |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | // SECTION-END |
| 189 | // SECTION-START[RuntimeModelObject] |
| 190 | public void gc() |
| 191 | { |
| 192 | this.gcOrClear( true, false ); |
| 193 | } |
| 194 | |
| 195 | public void clear() |
| 196 | { |
| 197 | synchronized ( this.textsByLanguageCache ) |
| 198 | { |
| 199 | this.textsByLanguageCache.clear(); |
| 200 | } |
| 201 | synchronized ( this.textsByLocaleCache ) |
| 202 | { |
| 203 | this.textsByLocaleCache.clear(); |
| 204 | } |
| 205 | |
| 206 | this.gcOrClear( false, true ); |
| 207 | } |
| 208 | |
| 209 | private void gcOrClear( final boolean gc, final boolean clear ) |
| 210 | { |
| 211 | this.gcOrClearTexts( gc, clear ); |
| 212 | } |
| 213 | |
| 214 | private void gcOrClearTexts( final boolean gc, final boolean clear ) |
| 215 | { |
| 216 | for ( int i = 0, s0 = this.getText().size(); i < s0; i++ ) |
| 217 | { |
| 218 | final Text t = this.getText().get( i ); |
| 219 | if ( t instanceof RuntimeModelObject ) |
| 220 | { |
| 221 | if ( gc ) |
| 222 | { |
| 223 | ( (RuntimeModelObject) t ).gc(); |
| 224 | } |
| 225 | if ( clear ) |
| 226 | { |
| 227 | ( (RuntimeModelObject) t ).clear(); |
| 228 | } |
| 229 | } |
| 230 | } |
| 231 | } |
| 232 | // SECTION-END |
| 233 | // SECTION-START[Constructors] |
| 234 | // <editor-fold defaultstate="collapsed" desc=" Generated Constructors "> |
| 235 | /** Creates a new {@code RuntimeTexts} instance. */ |
| 236 | @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.4", comments = "See http://www.jomc.org/jomc/1.4/jomc-tools-1.4" ) |
| 237 | public RuntimeTexts() |
| 238 | { |
| 239 | // SECTION-START[Default Constructor] |
| 240 | super(); |
| 241 | // SECTION-END |
| 242 | } |
| 243 | // </editor-fold> |
| 244 | // SECTION-END |
| 245 | // SECTION-START[Dependencies] |
| 246 | // SECTION-END |
| 247 | // SECTION-START[Properties] |
| 248 | // SECTION-END |
| 249 | // SECTION-START[Messages] |
| 250 | // SECTION-END |
| 251 | } |