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 <cs@schulte.it>, 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: RuntimeArguments.java 5061 2015-05-31 13:20:40Z schulte $ 32 * 33 */ 34 // </editor-fold> 35 // SECTION-END 36 package org.jomc.ri.model; 37 38 import java.util.Map; 39 import javax.xml.bind.annotation.XmlTransient; 40 import org.jomc.model.Argument; 41 import org.jomc.model.Arguments; 42 import static org.jomc.ri.model.RuntimeModelObjects.createMap; 43 44 // SECTION-START[Documentation] 45 // <editor-fold defaultstate="collapsed" desc=" Generated Documentation "> 46 /** 47 * Runtime {@code Arguments}. 48 * 49 * <dl> 50 * <dt><b>Identifier:</b></dt><dd>org.jomc.ri.model.RuntimeArguments</dd> 51 * <dt><b>Name:</b></dt><dd>JOMC ⁑ RI ⁑ RuntimeArguments</dd> 52 * <dt><b>Specifications:</b></dt> 53 * <dd>org.jomc.ri.model.RuntimeModelObject @ 1.2</dd> 54 * <dt><b>Abstract:</b></dt><dd>No</dd> 55 * <dt><b>Final:</b></dt><dd>No</dd> 56 * <dt><b>Stateless:</b></dt><dd>No</dd> 57 * </dl> 58 * 59 * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 1.2 60 * @version 1.2 61 */ 62 // </editor-fold> 63 // SECTION-END 64 // SECTION-START[Annotations] 65 // <editor-fold defaultstate="collapsed" desc=" Generated Annotations "> 66 @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.9", comments = "See http://www.jomc.org/jomc/1.9/jomc-tools-1.9" ) 67 // </editor-fold> 68 // SECTION-END 69 public class RuntimeArguments extends Arguments implements RuntimeModelObject 70 { 71 // SECTION-START[RuntimeArguments] 72 73 /** 74 * Cache map. 75 */ 76 @XmlTransient 77 private transient final Map<String, Argument> argumentsByNameCache = createMap(); 78 79 /** 80 * Cache map. 81 */ 82 @XmlTransient 83 private transient final Map<Number, Argument> argumentsByIndexCache = createMap(); 84 85 /** 86 * Creates a new {@code RuntimeArguments} instance by deeply copying a given {@code Arguments} instance. 87 * 88 * @param arguments The instance to copy. 89 * 90 * @throws NullPointerException if {@code arguments} is {@code null}. 91 */ 92 public RuntimeArguments( final Arguments arguments ) 93 { 94 super( arguments ); 95 96 if ( this.getAuthors() != null ) 97 { 98 this.setAuthors( RuntimeModelObjects.getInstance().copyOf( this.getAuthors() ) ); 99 } 100 if ( this.getDocumentation() != null ) 101 { 102 this.setDocumentation( RuntimeModelObjects.getInstance().copyOf( this.getDocumentation() ) ); 103 } 104 105 this.copyArguments(); 106 } 107 108 /** 109 * Gets an argument for a given name from the list of arguments. 110 * <p> 111 * This method queries an internal cache for a result object to return for the given argument values. If no 112 * cached result object is available, this method queries the super-class for a result object to return and caches 113 * the outcome of that query for use on successive calls. 114 * </p> 115 * <p> 116 * <b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the 117 * state of the instance, should the state of the instance change. 118 * </p> 119 * 120 * @param name The name of the argument to return. 121 * 122 * @return The first matching argument or {@code null}, if no such argument is found. 123 * 124 * @throws NullPointerException if {@code name} is {@code null}. 125 * 126 * @see #getArgument() 127 * @see Argument#getName() 128 * @see #clear() 129 */ 130 @Override 131 public Argument getArgument( final String name ) 132 { 133 if ( name == null ) 134 { 135 throw new NullPointerException( "name" ); 136 } 137 138 synchronized ( this.argumentsByNameCache ) 139 { 140 Argument a = this.argumentsByNameCache.get( name ); 141 142 if ( a == null && !this.argumentsByNameCache.containsKey( name ) ) 143 { 144 a = super.getArgument( name ); 145 this.argumentsByNameCache.put( name, a ); 146 } 147 148 return a; 149 } 150 } 151 152 /** 153 * Gets an argument for a given index from the list of arguments. 154 * <p> 155 * This method queries an internal cache for a result object to return for the given argument values. If no 156 * cached result object is available, this method queries the super-class for a result object to return and caches 157 * the outcome of that query for use on successive calls. 158 * </p> 159 * <p> 160 * <b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the 161 * state of the instance, should the state of the instance change. 162 * </p> 163 * 164 * @param index The index of the argument to return. 165 * 166 * @return The first matching argument or {@code null}, if no such argument is found. 167 * 168 * @throws IndexOutOfBoundsException if {@code index} is negative, greater or equal to the size of the list of 169 * arguments. 170 * 171 * @see #getArgument() 172 * @see Argument#getIndex() 173 * @see #clear() 174 */ 175 @Override 176 public Argument getArgument( final int index ) 177 { 178 if ( index < 0 || index >= this.getArgument().size() ) 179 { 180 throw new IndexOutOfBoundsException( Integer.toString( index ) ); 181 } 182 183 synchronized ( this.argumentsByIndexCache ) 184 { 185 Argument a = this.argumentsByIndexCache.get( index ); 186 187 if ( a == null && !this.argumentsByIndexCache.containsKey( index ) ) 188 { 189 a = super.getArgument( index ); 190 this.argumentsByIndexCache.put( index, a ); 191 } 192 193 return a; 194 } 195 } 196 197 private void copyArguments() 198 { 199 for ( int i = 0, s0 = this.getArgument().size(); i < s0; i++ ) 200 { 201 final Argument a = this.getArgument().get( i ); 202 this.getArgument().set( i, RuntimeModelObjects.getInstance().copyOf( a ) ); 203 } 204 } 205 206 // SECTION-END 207 // SECTION-START[RuntimeModelObject] 208 public void gc() 209 { 210 this.gcOrClear( true, false ); 211 } 212 213 public void clear() 214 { 215 synchronized ( this.argumentsByIndexCache ) 216 { 217 this.argumentsByIndexCache.clear(); 218 } 219 synchronized ( this.argumentsByNameCache ) 220 { 221 this.argumentsByNameCache.clear(); 222 } 223 224 this.gcOrClear( false, true ); 225 } 226 227 private void gcOrClear( final boolean gc, final boolean clear ) 228 { 229 if ( this.getAuthors() instanceof RuntimeModelObject ) 230 { 231 if ( gc ) 232 { 233 ( (RuntimeModelObject) this.getAuthors() ).gc(); 234 } 235 if ( clear ) 236 { 237 ( (RuntimeModelObject) this.getAuthors() ).clear(); 238 } 239 } 240 if ( this.getDocumentation() instanceof RuntimeModelObject ) 241 { 242 if ( gc ) 243 { 244 ( (RuntimeModelObject) this.getDocumentation() ).gc(); 245 } 246 if ( clear ) 247 { 248 ( (RuntimeModelObject) this.getDocumentation() ).clear(); 249 } 250 } 251 252 this.gcOrClearArguments( gc, clear ); 253 } 254 255 private void gcOrClearArguments( final boolean gc, final boolean clear ) 256 { 257 for ( int i = 0, s0 = this.getArgument().size(); i < s0; i++ ) 258 { 259 final Argument a = this.getArgument().get( i ); 260 if ( a instanceof RuntimeModelObject ) 261 { 262 if ( gc ) 263 { 264 ( (RuntimeModelObject) a ).gc(); 265 } 266 if ( clear ) 267 { 268 ( (RuntimeModelObject) a ).clear(); 269 } 270 } 271 } 272 } 273 274 // SECTION-END 275 // SECTION-START[Constructors] 276 // <editor-fold defaultstate="collapsed" desc=" Generated Constructors "> 277 /** Creates a new {@code RuntimeArguments} instance. */ 278 @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.9", comments = "See http://www.jomc.org/jomc/1.9/jomc-tools-1.9" ) 279 public RuntimeArguments() 280 { 281 // SECTION-START[Default Constructor] 282 super(); 283 // SECTION-END 284 } 285 // </editor-fold> 286 // SECTION-END 287 // SECTION-START[Dependencies] 288 // SECTION-END 289 // SECTION-START[Properties] 290 // SECTION-END 291 // SECTION-START[Messages] 292 // SECTION-END 293 294 }