J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2000-2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | package java.beans; |
| 26 | |
| 27 | import java.awt.AWTKeyStroke; |
| 28 | import java.awt.BorderLayout; |
| 29 | import java.awt.Dimension; |
| 30 | import java.awt.Color; |
| 31 | import java.awt.Font; |
| 32 | import java.awt.GridBagConstraints; |
| 33 | import java.awt.Insets; |
| 34 | import java.awt.Point; |
| 35 | import java.awt.Rectangle; |
| 36 | import java.awt.event.KeyEvent; |
| 37 | import java.awt.font.TextAttribute; |
| 38 | |
| 39 | import java.lang.reflect.Array; |
| 40 | import java.lang.reflect.Constructor; |
| 41 | import java.lang.reflect.Field; |
| 42 | import java.lang.reflect.Method; |
| 43 | |
| 44 | import java.security.AccessController; |
| 45 | import java.security.PrivilegedAction; |
| 46 | |
| 47 | import java.sql.Timestamp; |
| 48 | |
| 49 | import java.util.*; |
| 50 | |
| 51 | import javax.swing.Box; |
| 52 | import javax.swing.JLayeredPane; |
| 53 | import javax.swing.border.MatteBorder; |
| 54 | import javax.swing.plaf.ColorUIResource; |
| 55 | |
| 56 | import sun.swing.PrintColorUIResource; |
| 57 | |
| 58 | /* |
| 59 | * Like the <code>Intropector</code>, the <code>MetaData</code> class |
| 60 | * contains <em>meta</em> objects that describe the way |
| 61 | * classes should express their state in terms of their |
| 62 | * own public APIs. |
| 63 | * |
| 64 | * @see java.beans.Intropector |
| 65 | * |
| 66 | * @author Philip Milne |
| 67 | * @author Steve Langley |
| 68 | */ |
| 69 | |
| 70 | class NullPersistenceDelegate extends PersistenceDelegate { |
| 71 | // Note this will be called by all classes when they reach the |
| 72 | // top of their superclass chain. |
| 73 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 74 | } |
| 75 | protected Expression instantiate(Object oldInstance, Encoder out) { return null; } |
| 76 | |
| 77 | public void writeObject(Object oldInstance, Encoder out) { |
| 78 | // System.out.println("NullPersistenceDelegate:writeObject " + oldInstance); |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * The persistence delegate for <CODE>enum</CODE> classes. |
| 84 | * |
| 85 | * @author Sergey A. Malenkov |
| 86 | */ |
| 87 | class EnumPersistenceDelegate extends PersistenceDelegate { |
| 88 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 89 | return oldInstance == newInstance; |
| 90 | } |
| 91 | |
| 92 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 93 | Enum e = (Enum) oldInstance; |
| 94 | return new Expression(e, Enum.class, "valueOf", new Object[]{e.getClass(), e.name()}); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | class PrimitivePersistenceDelegate extends PersistenceDelegate { |
| 99 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 100 | return oldInstance.equals(newInstance); |
| 101 | } |
| 102 | |
| 103 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 104 | return new Expression(oldInstance, oldInstance.getClass(), |
| 105 | "new", new Object[]{oldInstance.toString()}); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | class ArrayPersistenceDelegate extends PersistenceDelegate { |
| 110 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 111 | return (newInstance != null && |
| 112 | oldInstance.getClass() == newInstance.getClass() && // Also ensures the subtype is correct. |
| 113 | Array.getLength(oldInstance) == Array.getLength(newInstance)); |
| 114 | } |
| 115 | |
| 116 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 117 | // System.out.println("instantiate: " + type + " " + oldInstance); |
| 118 | Class oldClass = oldInstance.getClass(); |
| 119 | return new Expression(oldInstance, Array.class, "newInstance", |
| 120 | new Object[]{oldClass.getComponentType(), |
| 121 | new Integer(Array.getLength(oldInstance))}); |
| 122 | } |
| 123 | |
| 124 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 125 | int n = Array.getLength(oldInstance); |
| 126 | for (int i = 0; i < n; i++) { |
| 127 | Object index = new Integer(i); |
| 128 | // Expression oldGetExp = new Expression(Array.class, "get", new Object[]{oldInstance, index}); |
| 129 | // Expression newGetExp = new Expression(Array.class, "get", new Object[]{newInstance, index}); |
| 130 | Expression oldGetExp = new Expression(oldInstance, "get", new Object[]{index}); |
| 131 | Expression newGetExp = new Expression(newInstance, "get", new Object[]{index}); |
| 132 | try { |
| 133 | Object oldValue = oldGetExp.getValue(); |
| 134 | Object newValue = newGetExp.getValue(); |
| 135 | out.writeExpression(oldGetExp); |
| 136 | if (!MetaData.equals(newValue, out.get(oldValue))) { |
| 137 | // System.out.println("Not equal: " + newGetExp + " != " + actualGetExp); |
| 138 | // invokeStatement(Array.class, "set", new Object[]{oldInstance, index, oldValue}, out); |
| 139 | DefaultPersistenceDelegate.invokeStatement(oldInstance, "set", new Object[]{index, oldValue}, out); |
| 140 | } |
| 141 | } |
| 142 | catch (Exception e) { |
| 143 | // System.err.println("Warning:: failed to write: " + oldGetExp); |
| 144 | out.getExceptionListener().exceptionThrown(e); |
| 145 | } |
| 146 | } |
| 147 | } |
| 148 | } |
| 149 | |
| 150 | class ProxyPersistenceDelegate extends PersistenceDelegate { |
| 151 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 152 | Class type = oldInstance.getClass(); |
| 153 | java.lang.reflect.Proxy p = (java.lang.reflect.Proxy)oldInstance; |
| 154 | // This unappealing hack is not required but makes the |
| 155 | // representation of EventHandlers much more concise. |
| 156 | java.lang.reflect.InvocationHandler ih = java.lang.reflect.Proxy.getInvocationHandler(p); |
| 157 | if (ih instanceof EventHandler) { |
| 158 | EventHandler eh = (EventHandler)ih; |
| 159 | Vector args = new Vector(); |
| 160 | args.add(type.getInterfaces()[0]); |
| 161 | args.add(eh.getTarget()); |
| 162 | args.add(eh.getAction()); |
| 163 | if (eh.getEventPropertyName() != null) { |
| 164 | args.add(eh.getEventPropertyName()); |
| 165 | } |
| 166 | if (eh.getListenerMethodName() != null) { |
| 167 | args.setSize(4); |
| 168 | args.add(eh.getListenerMethodName()); |
| 169 | } |
| 170 | return new Expression(oldInstance, |
| 171 | EventHandler.class, |
| 172 | "create", |
| 173 | args.toArray()); |
| 174 | } |
| 175 | return new Expression(oldInstance, |
| 176 | java.lang.reflect.Proxy.class, |
| 177 | "newProxyInstance", |
| 178 | new Object[]{type.getClassLoader(), |
| 179 | type.getInterfaces(), |
| 180 | ih}); |
| 181 | } |
| 182 | } |
| 183 | |
| 184 | // Strings |
| 185 | class java_lang_String_PersistenceDelegate extends PersistenceDelegate { |
| 186 | protected Expression instantiate(Object oldInstance, Encoder out) { return null; } |
| 187 | |
| 188 | public void writeObject(Object oldInstance, Encoder out) { |
| 189 | // System.out.println("NullPersistenceDelegate:writeObject " + oldInstance); |
| 190 | } |
| 191 | } |
| 192 | |
| 193 | // Classes |
| 194 | class java_lang_Class_PersistenceDelegate extends PersistenceDelegate { |
| 195 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 196 | return oldInstance.equals(newInstance); |
| 197 | } |
| 198 | |
| 199 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 200 | Class c = (Class)oldInstance; |
| 201 | // As of 1.3 it is not possible to call Class.forName("int"), |
| 202 | // so we have to generate different code for primitive types. |
| 203 | // This is needed for arrays whose subtype may be primitive. |
| 204 | if (c.isPrimitive()) { |
| 205 | Field field = null; |
| 206 | try { |
| 207 | field = ReflectionUtils.typeToClass(c).getDeclaredField("TYPE"); |
| 208 | } catch (NoSuchFieldException ex) { |
| 209 | System.err.println("Unknown primitive type: " + c); |
| 210 | } |
| 211 | return new Expression(oldInstance, field, "get", new Object[]{null}); |
| 212 | } |
| 213 | else if (oldInstance == String.class) { |
| 214 | return new Expression(oldInstance, "", "getClass", new Object[]{}); |
| 215 | } |
| 216 | else if (oldInstance == Class.class) { |
| 217 | return new Expression(oldInstance, String.class, "getClass", new Object[]{}); |
| 218 | } |
| 219 | else { |
| 220 | return new Expression(oldInstance, Class.class, "forName", new Object[]{c.getName()}); |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | // Fields |
| 226 | class java_lang_reflect_Field_PersistenceDelegate extends PersistenceDelegate { |
| 227 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 228 | return oldInstance.equals(newInstance); |
| 229 | } |
| 230 | |
| 231 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 232 | Field f = (Field)oldInstance; |
| 233 | return new Expression(oldInstance, |
| 234 | f.getDeclaringClass(), |
| 235 | "getField", |
| 236 | new Object[]{f.getName()}); |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | // Methods |
| 241 | class java_lang_reflect_Method_PersistenceDelegate extends PersistenceDelegate { |
| 242 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 243 | return oldInstance.equals(newInstance); |
| 244 | } |
| 245 | |
| 246 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 247 | Method m = (Method)oldInstance; |
| 248 | return new Expression(oldInstance, |
| 249 | m.getDeclaringClass(), |
| 250 | "getMethod", |
| 251 | new Object[]{m.getName(), m.getParameterTypes()}); |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | // Dates |
| 256 | |
| 257 | /** |
| 258 | * The persistence delegate for <CODE>java.util.Date</CODE> classes. |
| 259 | * Do not extend DefaultPersistenceDelegate to improve performance and |
| 260 | * to avoid problems with <CODE>java.sql.Date</CODE>, |
| 261 | * <CODE>java.sql.Time</CODE> and <CODE>java.sql.Timestamp</CODE>. |
| 262 | * |
| 263 | * @author Sergey A. Malenkov |
| 264 | */ |
| 265 | class java_util_Date_PersistenceDelegate extends PersistenceDelegate { |
| 266 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 267 | if (!super.mutatesTo(oldInstance, newInstance)) { |
| 268 | return false; |
| 269 | } |
| 270 | Date oldDate = (Date)oldInstance; |
| 271 | Date newDate = (Date)newInstance; |
| 272 | |
| 273 | return oldDate.getTime() == newDate.getTime(); |
| 274 | } |
| 275 | |
| 276 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 277 | Date date = (Date)oldInstance; |
| 278 | return new Expression(date, date.getClass(), "new", new Object[] {date.getTime()}); |
| 279 | } |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * The persistence delegate for <CODE>java.sql.Timestamp</CODE> classes. |
| 284 | * It supports nanoseconds. |
| 285 | * |
| 286 | * @author Sergey A. Malenkov |
| 287 | */ |
| 288 | final class java_sql_Timestamp_PersistenceDelegate extends java_util_Date_PersistenceDelegate { |
| 289 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 290 | Timestamp oldTime = (Timestamp)oldInstance; |
| 291 | Timestamp newTime = (Timestamp)newInstance; |
| 292 | |
| 293 | int nanos = oldTime.getNanos(); |
| 294 | if (nanos != newTime.getNanos()) { |
| 295 | out.writeStatement(new Statement(oldTime, "setNanos", new Object[] {nanos})); |
| 296 | } |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | // Collections |
| 301 | |
| 302 | /* |
| 303 | The Hashtable and AbstractMap classes have no common ancestor yet may |
| 304 | be handled with a single persistence delegate: one which uses the methods |
| 305 | of the Map insterface exclusively. Attatching the persistence delegates |
| 306 | to the interfaces themselves is fraught however since, in the case of |
| 307 | the Map, both the AbstractMap and HashMap classes are declared to |
| 308 | implement the Map interface, leaving the obvious implementation prone |
| 309 | to repeating their initialization. These issues and questions around |
| 310 | the ordering of delegates attached to interfaces have lead us to |
| 311 | ignore any delegates attached to interfaces and force all persistence |
| 312 | delegates to be registered with concrete classes. |
| 313 | */ |
| 314 | |
| 315 | /** |
| 316 | * The base class for persistence delegates for inner classes |
| 317 | * that can be created using {@link Collections}. |
| 318 | * |
| 319 | * @author Sergey A. Malenkov |
| 320 | */ |
| 321 | abstract class java_util_Collections extends PersistenceDelegate { |
| 322 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 323 | if (!super.mutatesTo(oldInstance, newInstance)) { |
| 324 | return false; |
| 325 | } |
| 326 | if ((oldInstance instanceof List) || (oldInstance instanceof Set) || (oldInstance instanceof Map)) { |
| 327 | return oldInstance.equals(newInstance); |
| 328 | } |
| 329 | Collection oldC = (Collection) oldInstance; |
| 330 | Collection newC = (Collection) newInstance; |
| 331 | return (oldC.size() == newC.size()) && oldC.containsAll(newC); |
| 332 | } |
| 333 | |
| 334 | static Object getPrivateField(final Object instance, final String name) { |
| 335 | return AccessController.doPrivileged( |
| 336 | new PrivilegedAction() { |
| 337 | public Object run() { |
| 338 | Class type = instance.getClass(); |
| 339 | while ( true ) { |
| 340 | try { |
| 341 | Field field = type.getDeclaredField(name); |
| 342 | field.setAccessible(true); |
| 343 | return field.get( instance ); |
| 344 | } |
| 345 | catch (NoSuchFieldException exception) { |
| 346 | type = type.getSuperclass(); |
| 347 | if (type == null) { |
| 348 | throw new IllegalStateException("Could not find field " + name, exception); |
| 349 | } |
| 350 | } |
| 351 | catch (Exception exception) { |
| 352 | throw new IllegalStateException("Could not get value " + type.getName() + '.' + name, exception); |
| 353 | } |
| 354 | } |
| 355 | } |
| 356 | } ); |
| 357 | } |
| 358 | |
| 359 | static final class EmptyList_PersistenceDelegate extends java_util_Collections { |
| 360 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 361 | return new Expression(oldInstance, Collections.class, "emptyList", null); |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | static final class EmptySet_PersistenceDelegate extends java_util_Collections { |
| 366 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 367 | return new Expression(oldInstance, Collections.class, "emptySet", null); |
| 368 | } |
| 369 | } |
| 370 | |
| 371 | static final class EmptyMap_PersistenceDelegate extends java_util_Collections { |
| 372 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 373 | return new Expression(oldInstance, Collections.class, "emptyMap", null); |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | static final class SingletonList_PersistenceDelegate extends java_util_Collections { |
| 378 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 379 | List list = (List) oldInstance; |
| 380 | return new Expression(oldInstance, Collections.class, "singletonList", new Object[]{list.get(0)}); |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | static final class SingletonSet_PersistenceDelegate extends java_util_Collections { |
| 385 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 386 | Set set = (Set) oldInstance; |
| 387 | return new Expression(oldInstance, Collections.class, "singleton", new Object[]{set.iterator().next()}); |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | static final class SingletonMap_PersistenceDelegate extends java_util_Collections { |
| 392 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 393 | Map map = (Map) oldInstance; |
| 394 | Object key = map.keySet().iterator().next(); |
| 395 | return new Expression(oldInstance, Collections.class, "singletonMap", new Object[]{key, map.get(key)}); |
| 396 | } |
| 397 | } |
| 398 | |
| 399 | static final class UnmodifiableCollection_PersistenceDelegate extends java_util_Collections { |
| 400 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 401 | List list = new ArrayList((Collection) oldInstance); |
| 402 | return new Expression(oldInstance, Collections.class, "unmodifiableCollection", new Object[]{list}); |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | static final class UnmodifiableList_PersistenceDelegate extends java_util_Collections { |
| 407 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 408 | List list = new LinkedList((Collection) oldInstance); |
| 409 | return new Expression(oldInstance, Collections.class, "unmodifiableList", new Object[]{list}); |
| 410 | } |
| 411 | } |
| 412 | |
| 413 | static final class UnmodifiableRandomAccessList_PersistenceDelegate extends java_util_Collections { |
| 414 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 415 | List list = new ArrayList((Collection) oldInstance); |
| 416 | return new Expression(oldInstance, Collections.class, "unmodifiableList", new Object[]{list}); |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | static final class UnmodifiableSet_PersistenceDelegate extends java_util_Collections { |
| 421 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 422 | Set set = new HashSet((Set) oldInstance); |
| 423 | return new Expression(oldInstance, Collections.class, "unmodifiableSet", new Object[]{set}); |
| 424 | } |
| 425 | } |
| 426 | |
| 427 | static final class UnmodifiableSortedSet_PersistenceDelegate extends java_util_Collections { |
| 428 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 429 | SortedSet set = new TreeSet((SortedSet) oldInstance); |
| 430 | return new Expression(oldInstance, Collections.class, "unmodifiableSortedSet", new Object[]{set}); |
| 431 | } |
| 432 | } |
| 433 | |
| 434 | static final class UnmodifiableMap_PersistenceDelegate extends java_util_Collections { |
| 435 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 436 | Map map = new HashMap((Map) oldInstance); |
| 437 | return new Expression(oldInstance, Collections.class, "unmodifiableMap", new Object[]{map}); |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | static final class UnmodifiableSortedMap_PersistenceDelegate extends java_util_Collections { |
| 442 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 443 | SortedMap map = new TreeMap((SortedMap) oldInstance); |
| 444 | return new Expression(oldInstance, Collections.class, "unmodifiableSortedMap", new Object[]{map}); |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | static final class SynchronizedCollection_PersistenceDelegate extends java_util_Collections { |
| 449 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 450 | List list = new ArrayList((Collection) oldInstance); |
| 451 | return new Expression(oldInstance, Collections.class, "synchronizedCollection", new Object[]{list}); |
| 452 | } |
| 453 | } |
| 454 | |
| 455 | static final class SynchronizedList_PersistenceDelegate extends java_util_Collections { |
| 456 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 457 | List list = new LinkedList((Collection) oldInstance); |
| 458 | return new Expression(oldInstance, Collections.class, "synchronizedList", new Object[]{list}); |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | static final class SynchronizedRandomAccessList_PersistenceDelegate extends java_util_Collections { |
| 463 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 464 | List list = new ArrayList((Collection) oldInstance); |
| 465 | return new Expression(oldInstance, Collections.class, "synchronizedList", new Object[]{list}); |
| 466 | } |
| 467 | } |
| 468 | |
| 469 | static final class SynchronizedSet_PersistenceDelegate extends java_util_Collections { |
| 470 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 471 | Set set = new HashSet((Set) oldInstance); |
| 472 | return new Expression(oldInstance, Collections.class, "synchronizedSet", new Object[]{set}); |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | static final class SynchronizedSortedSet_PersistenceDelegate extends java_util_Collections { |
| 477 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 478 | SortedSet set = new TreeSet((SortedSet) oldInstance); |
| 479 | return new Expression(oldInstance, Collections.class, "synchronizedSortedSet", new Object[]{set}); |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | static final class SynchronizedMap_PersistenceDelegate extends java_util_Collections { |
| 484 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 485 | Map map = new HashMap((Map) oldInstance); |
| 486 | return new Expression(oldInstance, Collections.class, "synchronizedMap", new Object[]{map}); |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | static final class SynchronizedSortedMap_PersistenceDelegate extends java_util_Collections { |
| 491 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 492 | SortedMap map = new TreeMap((SortedMap) oldInstance); |
| 493 | return new Expression(oldInstance, Collections.class, "synchronizedSortedMap", new Object[]{map}); |
| 494 | } |
| 495 | } |
| 496 | |
| 497 | static final class CheckedCollection_PersistenceDelegate extends java_util_Collections { |
| 498 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 499 | Object type = getPrivateField(oldInstance, "type"); |
| 500 | List list = new ArrayList((Collection) oldInstance); |
| 501 | return new Expression(oldInstance, Collections.class, "checkedCollection", new Object[]{list, type}); |
| 502 | } |
| 503 | } |
| 504 | |
| 505 | static final class CheckedList_PersistenceDelegate extends java_util_Collections { |
| 506 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 507 | Object type = getPrivateField(oldInstance, "type"); |
| 508 | List list = new LinkedList((Collection) oldInstance); |
| 509 | return new Expression(oldInstance, Collections.class, "checkedList", new Object[]{list, type}); |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | static final class CheckedRandomAccessList_PersistenceDelegate extends java_util_Collections { |
| 514 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 515 | Object type = getPrivateField(oldInstance, "type"); |
| 516 | List list = new ArrayList((Collection) oldInstance); |
| 517 | return new Expression(oldInstance, Collections.class, "checkedList", new Object[]{list, type}); |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | static final class CheckedSet_PersistenceDelegate extends java_util_Collections { |
| 522 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 523 | Object type = getPrivateField(oldInstance, "type"); |
| 524 | Set set = new HashSet((Set) oldInstance); |
| 525 | return new Expression(oldInstance, Collections.class, "checkedSet", new Object[]{set, type}); |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | static final class CheckedSortedSet_PersistenceDelegate extends java_util_Collections { |
| 530 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 531 | Object type = getPrivateField(oldInstance, "type"); |
| 532 | SortedSet set = new TreeSet((SortedSet) oldInstance); |
| 533 | return new Expression(oldInstance, Collections.class, "checkedSortedSet", new Object[]{set, type}); |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | static final class CheckedMap_PersistenceDelegate extends java_util_Collections { |
| 538 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 539 | Object keyType = getPrivateField(oldInstance, "keyType"); |
| 540 | Object valueType = getPrivateField(oldInstance, "valueType"); |
| 541 | Map map = new HashMap((Map) oldInstance); |
| 542 | return new Expression(oldInstance, Collections.class, "checkedMap", new Object[]{map, keyType, valueType}); |
| 543 | } |
| 544 | } |
| 545 | |
| 546 | static final class CheckedSortedMap_PersistenceDelegate extends java_util_Collections { |
| 547 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 548 | Object keyType = getPrivateField(oldInstance, "keyType"); |
| 549 | Object valueType = getPrivateField(oldInstance, "valueType"); |
| 550 | SortedMap map = new TreeMap((SortedMap) oldInstance); |
| 551 | return new Expression(oldInstance, Collections.class, "checkedSortedMap", new Object[]{map, keyType, valueType}); |
| 552 | } |
| 553 | } |
| 554 | } |
| 555 | |
| 556 | /** |
| 557 | * The persistence delegate for <CODE>java.util.EnumMap</CODE> classes. |
| 558 | * |
| 559 | * @author Sergey A. Malenkov |
| 560 | */ |
| 561 | class java_util_EnumMap_PersistenceDelegate extends PersistenceDelegate { |
| 562 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 563 | return super.mutatesTo(oldInstance, newInstance) && (getType(oldInstance) == getType(newInstance)); |
| 564 | } |
| 565 | |
| 566 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 567 | return new Expression(oldInstance, EnumMap.class, "new", new Object[] {getType(oldInstance)}); |
| 568 | } |
| 569 | |
| 570 | private static Object getType(Object instance) { |
| 571 | return java_util_Collections.getPrivateField(instance, "keyType"); |
| 572 | } |
| 573 | } |
| 574 | |
| 575 | /** |
| 576 | * The persistence delegate for <CODE>java.util.EnumSet</CODE> classes. |
| 577 | * |
| 578 | * @author Sergey A. Malenkov |
| 579 | */ |
| 580 | class java_util_EnumSet_PersistenceDelegate extends PersistenceDelegate { |
| 581 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 582 | return super.mutatesTo(oldInstance, newInstance) && (getType(oldInstance) == getType(newInstance)); |
| 583 | } |
| 584 | |
| 585 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 586 | return new Expression(oldInstance, EnumSet.class, "noneOf", new Object[] {getType(oldInstance)}); |
| 587 | } |
| 588 | |
| 589 | private static Object getType(Object instance) { |
| 590 | return java_util_Collections.getPrivateField(instance, "elementType"); |
| 591 | } |
| 592 | } |
| 593 | |
| 594 | // Collection |
| 595 | class java_util_Collection_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 596 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 597 | java.util.Collection oldO = (java.util.Collection)oldInstance; |
| 598 | java.util.Collection newO = (java.util.Collection)newInstance; |
| 599 | |
| 600 | if (newO.size() != 0) { |
| 601 | invokeStatement(oldInstance, "clear", new Object[]{}, out); |
| 602 | } |
| 603 | for (Iterator i = oldO.iterator(); i.hasNext();) { |
| 604 | invokeStatement(oldInstance, "add", new Object[]{i.next()}, out); |
| 605 | } |
| 606 | } |
| 607 | } |
| 608 | |
| 609 | // List |
| 610 | class java_util_List_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 611 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 612 | java.util.List oldO = (java.util.List)oldInstance; |
| 613 | java.util.List newO = (java.util.List)newInstance; |
| 614 | int oldSize = oldO.size(); |
| 615 | int newSize = (newO == null) ? 0 : newO.size(); |
| 616 | if (oldSize < newSize) { |
| 617 | invokeStatement(oldInstance, "clear", new Object[]{}, out); |
| 618 | newSize = 0; |
| 619 | } |
| 620 | for (int i = 0; i < newSize; i++) { |
| 621 | Object index = new Integer(i); |
| 622 | |
| 623 | Expression oldGetExp = new Expression(oldInstance, "get", new Object[]{index}); |
| 624 | Expression newGetExp = new Expression(newInstance, "get", new Object[]{index}); |
| 625 | try { |
| 626 | Object oldValue = oldGetExp.getValue(); |
| 627 | Object newValue = newGetExp.getValue(); |
| 628 | out.writeExpression(oldGetExp); |
| 629 | if (!MetaData.equals(newValue, out.get(oldValue))) { |
| 630 | invokeStatement(oldInstance, "set", new Object[]{index, oldValue}, out); |
| 631 | } |
| 632 | } |
| 633 | catch (Exception e) { |
| 634 | out.getExceptionListener().exceptionThrown(e); |
| 635 | } |
| 636 | } |
| 637 | for (int i = newSize; i < oldSize; i++) { |
| 638 | invokeStatement(oldInstance, "add", new Object[]{oldO.get(i)}, out); |
| 639 | } |
| 640 | } |
| 641 | } |
| 642 | |
| 643 | |
| 644 | // Map |
| 645 | class java_util_Map_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 646 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 647 | // System.out.println("Initializing: " + newInstance); |
| 648 | java.util.Map oldMap = (java.util.Map)oldInstance; |
| 649 | java.util.Map newMap = (java.util.Map)newInstance; |
| 650 | // Remove the new elements. |
| 651 | // Do this first otherwise we undo the adding work. |
| 652 | if (newMap != null) { |
| 653 | for ( Object newKey : newMap.keySet() ) { |
| 654 | // PENDING: This "key" is not in the right environment. |
| 655 | if (!oldMap.containsKey(newKey)) { |
| 656 | invokeStatement(oldInstance, "remove", new Object[]{newKey}, out); |
| 657 | } |
| 658 | } |
| 659 | } |
| 660 | // Add the new elements. |
| 661 | for ( Object oldKey : oldMap.keySet() ) { |
| 662 | Expression oldGetExp = new Expression(oldInstance, "get", new Object[]{oldKey}); |
| 663 | // Pending: should use newKey. |
| 664 | Expression newGetExp = new Expression(newInstance, "get", new Object[]{oldKey}); |
| 665 | try { |
| 666 | Object oldValue = oldGetExp.getValue(); |
| 667 | Object newValue = newGetExp.getValue(); |
| 668 | out.writeExpression(oldGetExp); |
| 669 | if (!MetaData.equals(newValue, out.get(oldValue))) { |
| 670 | invokeStatement(oldInstance, "put", new Object[]{oldKey, oldValue}, out); |
| 671 | } else if ((newValue == null) && !newMap.containsKey(oldKey)) { |
| 672 | // put oldValue(=null?) if oldKey is absent in newMap |
| 673 | invokeStatement(oldInstance, "put", new Object[]{oldKey, oldValue}, out); |
| 674 | } |
| 675 | } |
| 676 | catch (Exception e) { |
| 677 | out.getExceptionListener().exceptionThrown(e); |
| 678 | } |
| 679 | } |
| 680 | } |
| 681 | } |
| 682 | |
| 683 | class java_util_AbstractCollection_PersistenceDelegate extends java_util_Collection_PersistenceDelegate {} |
| 684 | class java_util_AbstractList_PersistenceDelegate extends java_util_List_PersistenceDelegate {} |
| 685 | class java_util_AbstractMap_PersistenceDelegate extends java_util_Map_PersistenceDelegate {} |
| 686 | class java_util_Hashtable_PersistenceDelegate extends java_util_Map_PersistenceDelegate {} |
| 687 | |
| 688 | |
| 689 | // Beans |
| 690 | class java_beans_beancontext_BeanContextSupport_PersistenceDelegate extends java_util_Collection_PersistenceDelegate {} |
| 691 | |
| 692 | // AWT |
| 693 | |
| 694 | /** |
| 695 | * The persistence delegate for {@link Dimension}. |
| 696 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 697 | * because all getters have return types that differ from parameter types |
| 698 | * of the constructor {@link Dimension#Dimension(int, int)}. |
| 699 | * |
| 700 | * @author Sergey A. Malenkov |
| 701 | */ |
| 702 | final class java_awt_Dimension_PersistenceDelegate extends PersistenceDelegate { |
| 703 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 704 | return oldInstance.equals(newInstance); |
| 705 | } |
| 706 | |
| 707 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 708 | Dimension dimension = (Dimension) oldInstance; |
| 709 | Object[] args = new Object[] { |
| 710 | dimension.width, |
| 711 | dimension.height, |
| 712 | }; |
| 713 | return new Expression(dimension, dimension.getClass(), "new", args); |
| 714 | } |
| 715 | } |
| 716 | |
| 717 | /** |
| 718 | * The persistence delegate for {@link GridBagConstraints}. |
| 719 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 720 | * because this class does not have any properties. |
| 721 | * |
| 722 | * @author Sergey A. Malenkov |
| 723 | */ |
| 724 | final class java_awt_GridBagConstraints_PersistenceDelegate extends PersistenceDelegate { |
| 725 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 726 | GridBagConstraints gbc = (GridBagConstraints) oldInstance; |
| 727 | Object[] args = new Object[] { |
| 728 | gbc.gridx, |
| 729 | gbc.gridy, |
| 730 | gbc.gridwidth, |
| 731 | gbc.gridheight, |
| 732 | gbc.weightx, |
| 733 | gbc.weighty, |
| 734 | gbc.anchor, |
| 735 | gbc.fill, |
| 736 | gbc.insets, |
| 737 | gbc.ipadx, |
| 738 | gbc.ipady, |
| 739 | }; |
| 740 | return new Expression(gbc, gbc.getClass(), "new", args); |
| 741 | } |
| 742 | } |
| 743 | |
| 744 | /** |
| 745 | * The persistence delegate for {@link Insets}. |
| 746 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 747 | * because this class does not have any properties. |
| 748 | * |
| 749 | * @author Sergey A. Malenkov |
| 750 | */ |
| 751 | final class java_awt_Insets_PersistenceDelegate extends PersistenceDelegate { |
| 752 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 753 | return oldInstance.equals(newInstance); |
| 754 | } |
| 755 | |
| 756 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 757 | Insets insets = (Insets) oldInstance; |
| 758 | Object[] args = new Object[] { |
| 759 | insets.top, |
| 760 | insets.left, |
| 761 | insets.bottom, |
| 762 | insets.right, |
| 763 | }; |
| 764 | return new Expression(insets, insets.getClass(), "new", args); |
| 765 | } |
| 766 | } |
| 767 | |
| 768 | /** |
| 769 | * The persistence delegate for {@link Point}. |
| 770 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 771 | * because all getters have return types that differ from parameter types |
| 772 | * of the constructor {@link Point#Point(int, int)}. |
| 773 | * |
| 774 | * @author Sergey A. Malenkov |
| 775 | */ |
| 776 | final class java_awt_Point_PersistenceDelegate extends PersistenceDelegate { |
| 777 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 778 | return oldInstance.equals(newInstance); |
| 779 | } |
| 780 | |
| 781 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 782 | Point point = (Point) oldInstance; |
| 783 | Object[] args = new Object[] { |
| 784 | point.x, |
| 785 | point.y, |
| 786 | }; |
| 787 | return new Expression(point, point.getClass(), "new", args); |
| 788 | } |
| 789 | } |
| 790 | |
| 791 | /** |
| 792 | * The persistence delegate for {@link Rectangle}. |
| 793 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 794 | * because all getters have return types that differ from parameter types |
| 795 | * of the constructor {@link Rectangle#Rectangle(int, int, int, int)}. |
| 796 | * |
| 797 | * @author Sergey A. Malenkov |
| 798 | */ |
| 799 | final class java_awt_Rectangle_PersistenceDelegate extends PersistenceDelegate { |
| 800 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 801 | return oldInstance.equals(newInstance); |
| 802 | } |
| 803 | |
| 804 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 805 | Rectangle rectangle = (Rectangle) oldInstance; |
| 806 | Object[] args = new Object[] { |
| 807 | rectangle.x, |
| 808 | rectangle.y, |
| 809 | rectangle.width, |
| 810 | rectangle.height, |
| 811 | }; |
| 812 | return new Expression(rectangle, rectangle.getClass(), "new", args); |
| 813 | } |
| 814 | } |
| 815 | |
| 816 | /** |
| 817 | * The persistence delegate for {@link Font}. |
| 818 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 819 | * because size of the font can be float value. |
| 820 | * |
| 821 | * @author Sergey A. Malenkov |
| 822 | */ |
| 823 | final class java_awt_Font_PersistenceDelegate extends PersistenceDelegate { |
| 824 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 825 | return oldInstance.equals(newInstance); |
| 826 | } |
| 827 | |
| 828 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 829 | Font font = (Font) oldInstance; |
| 830 | |
| 831 | int count = 0; |
| 832 | String family = null; |
| 833 | int style = Font.PLAIN; |
| 834 | int size = 12; |
| 835 | |
| 836 | Map basic = font.getAttributes(); |
| 837 | Map clone = new HashMap(basic.size()); |
| 838 | for (Object key : basic.keySet()) { |
| 839 | Object value = basic.get(key); |
| 840 | if (value != null) { |
| 841 | clone.put(key, value); |
| 842 | } |
| 843 | if (key == TextAttribute.FAMILY) { |
| 844 | if (value instanceof String) { |
| 845 | count++; |
| 846 | family = (String) value; |
| 847 | } |
| 848 | } |
| 849 | else if (key == TextAttribute.WEIGHT) { |
| 850 | if (TextAttribute.WEIGHT_REGULAR.equals(value)) { |
| 851 | count++; |
| 852 | } else if (TextAttribute.WEIGHT_BOLD.equals(value)) { |
| 853 | count++; |
| 854 | style |= Font.BOLD; |
| 855 | } |
| 856 | } |
| 857 | else if (key == TextAttribute.POSTURE) { |
| 858 | if (TextAttribute.POSTURE_REGULAR.equals(value)) { |
| 859 | count++; |
| 860 | } else if (TextAttribute.POSTURE_OBLIQUE.equals(value)) { |
| 861 | count++; |
| 862 | style |= Font.ITALIC; |
| 863 | } |
| 864 | } else if (key == TextAttribute.SIZE) { |
| 865 | if (value instanceof Number) { |
| 866 | Number number = (Number) value; |
| 867 | size = number.intValue(); |
| 868 | if (size == number.floatValue()) { |
| 869 | count++; |
| 870 | } |
| 871 | } |
| 872 | } |
| 873 | } |
| 874 | Class type = font.getClass(); |
| 875 | if (count == clone.size()) { |
| 876 | return new Expression(font, type, "new", new Object[]{family, style, size}); |
| 877 | } |
| 878 | if (type == Font.class) { |
| 879 | return new Expression(font, type, "getFont", new Object[]{clone}); |
| 880 | } |
| 881 | return new Expression(font, type, "new", new Object[]{Font.getFont(clone)}); |
| 882 | } |
| 883 | } |
| 884 | |
| 885 | /** |
| 886 | * The persistence delegate for {@link AWTKeyStroke}. |
| 887 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 888 | * because this class have no public constructor. |
| 889 | * |
| 890 | * @author Sergey A. Malenkov |
| 891 | */ |
| 892 | final class java_awt_AWTKeyStroke_PersistenceDelegate extends PersistenceDelegate { |
| 893 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 894 | return oldInstance.equals(newInstance); |
| 895 | } |
| 896 | |
| 897 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 898 | AWTKeyStroke key = (AWTKeyStroke) oldInstance; |
| 899 | |
| 900 | char ch = key.getKeyChar(); |
| 901 | int code = key.getKeyCode(); |
| 902 | int mask = key.getModifiers(); |
| 903 | boolean onKeyRelease = key.isOnKeyRelease(); |
| 904 | |
| 905 | Object[] args = null; |
| 906 | if (ch == KeyEvent.CHAR_UNDEFINED) { |
| 907 | args = !onKeyRelease |
| 908 | ? new Object[]{code, mask} |
| 909 | : new Object[]{code, mask, onKeyRelease}; |
| 910 | } else if (code == KeyEvent.VK_UNDEFINED) { |
| 911 | if (!onKeyRelease) { |
| 912 | args = (mask == 0) |
| 913 | ? new Object[]{ch} |
| 914 | : new Object[]{ch, mask}; |
| 915 | } else if (mask == 0) { |
| 916 | args = new Object[]{ch, onKeyRelease}; |
| 917 | } |
| 918 | } |
| 919 | if (args == null) { |
| 920 | throw new IllegalStateException("Unsupported KeyStroke: " + key); |
| 921 | } |
| 922 | Class type = key.getClass(); |
| 923 | String name = type.getName(); |
| 924 | // get short name of the class |
| 925 | int index = name.lastIndexOf('.') + 1; |
| 926 | if (index > 0) { |
| 927 | name = name.substring(index); |
| 928 | } |
| 929 | return new Expression( key, type, "get" + name, args ); |
| 930 | } |
| 931 | } |
| 932 | |
| 933 | class StaticFieldsPersistenceDelegate extends PersistenceDelegate { |
| 934 | protected void installFields(Encoder out, Class<?> cls) { |
| 935 | Field fields[] = cls.getFields(); |
| 936 | for(int i = 0; i < fields.length; i++) { |
| 937 | Field field = fields[i]; |
| 938 | // Don't install primitives, their identity will not be preserved |
| 939 | // by wrapping. |
| 940 | if (Object.class.isAssignableFrom(field.getType())) { |
| 941 | out.writeExpression(new Expression(field, "get", new Object[]{null})); |
| 942 | } |
| 943 | } |
| 944 | } |
| 945 | |
| 946 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 947 | throw new RuntimeException("Unrecognized instance: " + oldInstance); |
| 948 | } |
| 949 | |
| 950 | public void writeObject(Object oldInstance, Encoder out) { |
| 951 | if (out.getAttribute(this) == null) { |
| 952 | out.setAttribute(this, Boolean.TRUE); |
| 953 | installFields(out, oldInstance.getClass()); |
| 954 | } |
| 955 | super.writeObject(oldInstance, out); |
| 956 | } |
| 957 | } |
| 958 | |
| 959 | // SystemColor |
| 960 | class java_awt_SystemColor_PersistenceDelegate extends StaticFieldsPersistenceDelegate {} |
| 961 | |
| 962 | // TextAttribute |
| 963 | class java_awt_font_TextAttribute_PersistenceDelegate extends StaticFieldsPersistenceDelegate {} |
| 964 | |
| 965 | // MenuShortcut |
| 966 | class java_awt_MenuShortcut_PersistenceDelegate extends PersistenceDelegate { |
| 967 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 968 | return oldInstance.equals(newInstance); |
| 969 | } |
| 970 | |
| 971 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 972 | java.awt.MenuShortcut m = (java.awt.MenuShortcut)oldInstance; |
| 973 | return new Expression(oldInstance, m.getClass(), "new", |
| 974 | new Object[]{new Integer(m.getKey()), Boolean.valueOf(m.usesShiftModifier())}); |
| 975 | } |
| 976 | } |
| 977 | |
| 978 | // Component |
| 979 | class java_awt_Component_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 980 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 981 | super.initialize(type, oldInstance, newInstance, out); |
| 982 | java.awt.Component c = (java.awt.Component)oldInstance; |
| 983 | java.awt.Component c2 = (java.awt.Component)newInstance; |
| 984 | // The "background", "foreground" and "font" properties. |
| 985 | // The foreground and font properties of Windows change from |
| 986 | // null to defined values after the Windows are made visible - |
| 987 | // special case them for now. |
| 988 | if (!(oldInstance instanceof java.awt.Window)) { |
| 989 | String[] fieldNames = new String[]{"background", "foreground", "font"}; |
| 990 | for(int i = 0; i < fieldNames.length; i++) { |
| 991 | String name = fieldNames[i]; |
| 992 | Object oldValue = ReflectionUtils.getPrivateField(oldInstance, java.awt.Component.class, name, out.getExceptionListener()); |
| 993 | Object newValue = (newInstance == null) ? null : ReflectionUtils.getPrivateField(newInstance, java.awt.Component.class, name, out.getExceptionListener()); |
| 994 | if (oldValue != null && !oldValue.equals(newValue)) { |
| 995 | invokeStatement(oldInstance, "set" + NameGenerator.capitalize(name), new Object[]{oldValue}, out); |
| 996 | } |
| 997 | } |
| 998 | } |
| 999 | |
| 1000 | // Bounds |
| 1001 | java.awt.Container p = c.getParent(); |
| 1002 | if (p == null || p.getLayout() == null) { |
| 1003 | // Use the most concise construct. |
| 1004 | boolean locationCorrect = c.getLocation().equals(c2.getLocation()); |
| 1005 | boolean sizeCorrect = c.getSize().equals(c2.getSize()); |
| 1006 | if (!locationCorrect && !sizeCorrect) { |
| 1007 | invokeStatement(oldInstance, "setBounds", new Object[]{c.getBounds()}, out); |
| 1008 | } |
| 1009 | else if (!locationCorrect) { |
| 1010 | invokeStatement(oldInstance, "setLocation", new Object[]{c.getLocation()}, out); |
| 1011 | } |
| 1012 | else if (!sizeCorrect) { |
| 1013 | invokeStatement(oldInstance, "setSize", new Object[]{c.getSize()}, out); |
| 1014 | } |
| 1015 | } |
| 1016 | } |
| 1017 | } |
| 1018 | |
| 1019 | // Container |
| 1020 | class java_awt_Container_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1021 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1022 | super.initialize(type, oldInstance, newInstance, out); |
| 1023 | // Ignore the children of a JScrollPane. |
| 1024 | // Pending(milne) find a better way to do this. |
| 1025 | if (oldInstance instanceof javax.swing.JScrollPane) { |
| 1026 | return; |
| 1027 | } |
| 1028 | java.awt.Container oldC = (java.awt.Container)oldInstance; |
| 1029 | java.awt.Component[] oldChildren = oldC.getComponents(); |
| 1030 | java.awt.Container newC = (java.awt.Container)newInstance; |
| 1031 | java.awt.Component[] newChildren = (newC == null) ? new java.awt.Component[0] : newC.getComponents(); |
| 1032 | |
| 1033 | BorderLayout layout = ( oldC.getLayout() instanceof BorderLayout ) |
| 1034 | ? ( BorderLayout )oldC.getLayout() |
| 1035 | : null; |
| 1036 | |
| 1037 | JLayeredPane oldLayeredPane = (oldInstance instanceof JLayeredPane) |
| 1038 | ? (JLayeredPane) oldInstance |
| 1039 | : null; |
| 1040 | |
| 1041 | // Pending. Assume all the new children are unaltered. |
| 1042 | for(int i = newChildren.length; i < oldChildren.length; i++) { |
| 1043 | Object[] args = ( layout != null ) |
| 1044 | ? new Object[] {oldChildren[i], layout.getConstraints( oldChildren[i] )} |
| 1045 | : (oldLayeredPane != null) |
| 1046 | ? new Object[] {oldChildren[i], oldLayeredPane.getLayer(oldChildren[i]), Integer.valueOf(-1)} |
| 1047 | : new Object[] {oldChildren[i]}; |
| 1048 | |
| 1049 | invokeStatement(oldInstance, "add", args, out); |
| 1050 | } |
| 1051 | } |
| 1052 | } |
| 1053 | |
| 1054 | // Choice |
| 1055 | class java_awt_Choice_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1056 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1057 | super.initialize(type, oldInstance, newInstance, out); |
| 1058 | java.awt.Choice m = (java.awt.Choice)oldInstance; |
| 1059 | java.awt.Choice n = (java.awt.Choice)newInstance; |
| 1060 | for (int i = n.getItemCount(); i < m.getItemCount(); i++) { |
| 1061 | invokeStatement(oldInstance, "add", new Object[]{m.getItem(i)}, out); |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | |
| 1066 | // Menu |
| 1067 | class java_awt_Menu_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1068 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1069 | super.initialize(type, oldInstance, newInstance, out); |
| 1070 | java.awt.Menu m = (java.awt.Menu)oldInstance; |
| 1071 | java.awt.Menu n = (java.awt.Menu)newInstance; |
| 1072 | for (int i = n.getItemCount(); i < m.getItemCount(); i++) { |
| 1073 | invokeStatement(oldInstance, "add", new Object[]{m.getItem(i)}, out); |
| 1074 | } |
| 1075 | } |
| 1076 | } |
| 1077 | |
| 1078 | // MenuBar |
| 1079 | class java_awt_MenuBar_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1080 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1081 | super.initialize(type, oldInstance, newInstance, out); |
| 1082 | java.awt.MenuBar m = (java.awt.MenuBar)oldInstance; |
| 1083 | java.awt.MenuBar n = (java.awt.MenuBar)newInstance; |
| 1084 | for (int i = n.getMenuCount(); i < m.getMenuCount(); i++) { |
| 1085 | invokeStatement(oldInstance, "add", new Object[]{m.getMenu(i)}, out); |
| 1086 | } |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | // List |
| 1091 | class java_awt_List_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1092 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1093 | super.initialize(type, oldInstance, newInstance, out); |
| 1094 | java.awt.List m = (java.awt.List)oldInstance; |
| 1095 | java.awt.List n = (java.awt.List)newInstance; |
| 1096 | for (int i = n.getItemCount(); i < m.getItemCount(); i++) { |
| 1097 | invokeStatement(oldInstance, "add", new Object[]{m.getItem(i)}, out); |
| 1098 | } |
| 1099 | } |
| 1100 | } |
| 1101 | |
| 1102 | |
| 1103 | // LayoutManagers |
| 1104 | |
| 1105 | // BorderLayout |
| 1106 | class java_awt_BorderLayout_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1107 | protected void initialize(Class<?> type, Object oldInstance, |
| 1108 | Object newInstance, Encoder out) { |
| 1109 | super.initialize(type, oldInstance, newInstance, out); |
| 1110 | String[] locations = {"north", "south", "east", "west", "center"}; |
| 1111 | String[] names = {java.awt.BorderLayout.NORTH, java.awt.BorderLayout.SOUTH, |
| 1112 | java.awt.BorderLayout.EAST, java.awt.BorderLayout.WEST, |
| 1113 | java.awt.BorderLayout.CENTER}; |
| 1114 | for(int i = 0; i < locations.length; i++) { |
| 1115 | Object oldC = ReflectionUtils.getPrivateField(oldInstance, |
| 1116 | java.awt.BorderLayout.class, |
| 1117 | locations[i], |
| 1118 | out.getExceptionListener()); |
| 1119 | Object newC = ReflectionUtils.getPrivateField(newInstance, |
| 1120 | java.awt.BorderLayout.class, |
| 1121 | locations[i], |
| 1122 | out.getExceptionListener()); |
| 1123 | // Pending, assume any existing elements are OK. |
| 1124 | if (oldC != null && newC == null) { |
| 1125 | invokeStatement(oldInstance, "addLayoutComponent", |
| 1126 | new Object[]{oldC, names[i]}, out); |
| 1127 | } |
| 1128 | } |
| 1129 | } |
| 1130 | } |
| 1131 | |
| 1132 | // CardLayout |
| 1133 | class java_awt_CardLayout_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1134 | protected void initialize(Class<?> type, Object oldInstance, |
| 1135 | Object newInstance, Encoder out) { |
| 1136 | super.initialize(type, oldInstance, newInstance, out); |
| 1137 | Hashtable tab = (Hashtable)ReflectionUtils.getPrivateField(oldInstance, |
| 1138 | java.awt.CardLayout.class, |
| 1139 | "tab", |
| 1140 | out.getExceptionListener()); |
| 1141 | if (tab != null) { |
| 1142 | for(Enumeration e = tab.keys(); e.hasMoreElements();) { |
| 1143 | Object child = e.nextElement(); |
| 1144 | invokeStatement(oldInstance, "addLayoutComponent", |
| 1145 | new Object[]{child, (String)tab.get(child)}, out); |
| 1146 | } |
| 1147 | } |
| 1148 | } |
| 1149 | } |
| 1150 | |
| 1151 | // GridBagLayout |
| 1152 | class java_awt_GridBagLayout_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1153 | protected void initialize(Class<?> type, Object oldInstance, |
| 1154 | Object newInstance, Encoder out) { |
| 1155 | super.initialize(type, oldInstance, newInstance, out); |
| 1156 | Hashtable comptable = (Hashtable)ReflectionUtils.getPrivateField(oldInstance, |
| 1157 | java.awt.GridBagLayout.class, |
| 1158 | "comptable", |
| 1159 | out.getExceptionListener()); |
| 1160 | if (comptable != null) { |
| 1161 | for(Enumeration e = comptable.keys(); e.hasMoreElements();) { |
| 1162 | Object child = e.nextElement(); |
| 1163 | invokeStatement(oldInstance, "addLayoutComponent", |
| 1164 | new Object[]{child, comptable.get(child)}, out); |
| 1165 | } |
| 1166 | } |
| 1167 | } |
| 1168 | } |
| 1169 | |
| 1170 | // Swing |
| 1171 | |
| 1172 | // JFrame (If we do this for Window instead of JFrame, the setVisible call |
| 1173 | // will be issued before we have added all the children to the JFrame and |
| 1174 | // will appear blank). |
| 1175 | class javax_swing_JFrame_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1176 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1177 | super.initialize(type, oldInstance, newInstance, out); |
| 1178 | java.awt.Window oldC = (java.awt.Window)oldInstance; |
| 1179 | java.awt.Window newC = (java.awt.Window)newInstance; |
| 1180 | boolean oldV = oldC.isVisible(); |
| 1181 | boolean newV = newC.isVisible(); |
| 1182 | if (newV != oldV) { |
| 1183 | // false means: don't execute this statement at write time. |
| 1184 | boolean executeStatements = out.executeStatements; |
| 1185 | out.executeStatements = false; |
| 1186 | invokeStatement(oldInstance, "setVisible", new Object[]{Boolean.valueOf(oldV)}, out); |
| 1187 | out.executeStatements = executeStatements; |
| 1188 | } |
| 1189 | } |
| 1190 | } |
| 1191 | |
| 1192 | // Models |
| 1193 | |
| 1194 | // DefaultListModel |
| 1195 | class javax_swing_DefaultListModel_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1196 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1197 | // Note, the "size" property will be set here. |
| 1198 | super.initialize(type, oldInstance, newInstance, out); |
| 1199 | javax.swing.DefaultListModel m = (javax.swing.DefaultListModel)oldInstance; |
| 1200 | javax.swing.DefaultListModel n = (javax.swing.DefaultListModel)newInstance; |
| 1201 | for (int i = n.getSize(); i < m.getSize(); i++) { |
| 1202 | invokeStatement(oldInstance, "add", // Can also use "addElement". |
| 1203 | new Object[]{m.getElementAt(i)}, out); |
| 1204 | } |
| 1205 | } |
| 1206 | } |
| 1207 | |
| 1208 | // DefaultComboBoxModel |
| 1209 | class javax_swing_DefaultComboBoxModel_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1210 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1211 | super.initialize(type, oldInstance, newInstance, out); |
| 1212 | javax.swing.DefaultComboBoxModel m = (javax.swing.DefaultComboBoxModel)oldInstance; |
| 1213 | for (int i = 0; i < m.getSize(); i++) { |
| 1214 | invokeStatement(oldInstance, "addElement", new Object[]{m.getElementAt(i)}, out); |
| 1215 | } |
| 1216 | } |
| 1217 | } |
| 1218 | |
| 1219 | |
| 1220 | // DefaultMutableTreeNode |
| 1221 | class javax_swing_tree_DefaultMutableTreeNode_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1222 | protected void initialize(Class<?> type, Object oldInstance, Object |
| 1223 | newInstance, Encoder out) { |
| 1224 | super.initialize(type, oldInstance, newInstance, out); |
| 1225 | javax.swing.tree.DefaultMutableTreeNode m = |
| 1226 | (javax.swing.tree.DefaultMutableTreeNode)oldInstance; |
| 1227 | javax.swing.tree.DefaultMutableTreeNode n = |
| 1228 | (javax.swing.tree.DefaultMutableTreeNode)newInstance; |
| 1229 | for (int i = n.getChildCount(); i < m.getChildCount(); i++) { |
| 1230 | invokeStatement(oldInstance, "add", new |
| 1231 | Object[]{m.getChildAt(i)}, out); |
| 1232 | } |
| 1233 | } |
| 1234 | } |
| 1235 | |
| 1236 | // ToolTipManager |
| 1237 | class javax_swing_ToolTipManager_PersistenceDelegate extends PersistenceDelegate { |
| 1238 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 1239 | return new Expression(oldInstance, javax.swing.ToolTipManager.class, |
| 1240 | "sharedInstance", new Object[]{}); |
| 1241 | } |
| 1242 | } |
| 1243 | |
| 1244 | // JTabbedPane |
| 1245 | class javax_swing_JTabbedPane_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1246 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1247 | super.initialize(type, oldInstance, newInstance, out); |
| 1248 | javax.swing.JTabbedPane p = (javax.swing.JTabbedPane)oldInstance; |
| 1249 | for (int i = 0; i < p.getTabCount(); i++) { |
| 1250 | invokeStatement(oldInstance, "addTab", |
| 1251 | new Object[]{ |
| 1252 | p.getTitleAt(i), |
| 1253 | p.getIconAt(i), |
| 1254 | p.getComponentAt(i)}, out); |
| 1255 | } |
| 1256 | } |
| 1257 | } |
| 1258 | |
| 1259 | // Box |
| 1260 | class javax_swing_Box_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1261 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 1262 | return super.mutatesTo(oldInstance, newInstance) && getAxis(oldInstance).equals(getAxis(newInstance)); |
| 1263 | } |
| 1264 | |
| 1265 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 1266 | return new Expression(oldInstance, oldInstance.getClass(), "new", new Object[] {getAxis(oldInstance)}); |
| 1267 | } |
| 1268 | |
| 1269 | private Integer getAxis(Object object) { |
| 1270 | Box box = (Box) object; |
| 1271 | return (Integer) java_util_Collections.getPrivateField(box.getLayout(), "axis"); |
| 1272 | } |
| 1273 | } |
| 1274 | |
| 1275 | // JMenu |
| 1276 | // Note that we do not need to state the initialiser for |
| 1277 | // JMenuItems since the getComponents() method defined in |
| 1278 | // Container will return all of the sub menu items that |
| 1279 | // need to be added to the menu item. |
| 1280 | // Not so for JMenu apparently. |
| 1281 | class javax_swing_JMenu_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1282 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1283 | super.initialize(type, oldInstance, newInstance, out); |
| 1284 | javax.swing.JMenu m = (javax.swing.JMenu)oldInstance; |
| 1285 | java.awt.Component[] c = m.getMenuComponents(); |
| 1286 | for (int i = 0; i < c.length; i++) { |
| 1287 | invokeStatement(oldInstance, "add", new Object[]{c[i]}, out); |
| 1288 | } |
| 1289 | } |
| 1290 | } |
| 1291 | |
| 1292 | /** |
| 1293 | * The persistence delegate for {@link MatteBorder}. |
| 1294 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 1295 | * because this class does not have writable properties. |
| 1296 | * |
| 1297 | * @author Sergey A. Malenkov |
| 1298 | */ |
| 1299 | final class javax_swing_border_MatteBorder_PersistenceDelegate extends PersistenceDelegate { |
| 1300 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 1301 | MatteBorder border = (MatteBorder) oldInstance; |
| 1302 | Insets insets = border.getBorderInsets(); |
| 1303 | Object object = border.getTileIcon(); |
| 1304 | if (object == null) { |
| 1305 | object = border.getMatteColor(); |
| 1306 | } |
| 1307 | Object[] args = new Object[] { |
| 1308 | insets.top, |
| 1309 | insets.left, |
| 1310 | insets.bottom, |
| 1311 | insets.right, |
| 1312 | object, |
| 1313 | }; |
| 1314 | return new Expression(border, border.getClass(), "new", args); |
| 1315 | } |
| 1316 | } |
| 1317 | |
| 1318 | /* XXX - doens't seem to work. Debug later. |
| 1319 | class javax_swing_JMenu_PersistenceDelegate extends DefaultPersistenceDelegate { |
| 1320 | protected void initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out) { |
| 1321 | super.initialize(type, oldInstance, newInstance, out); |
| 1322 | javax.swing.JMenu m = (javax.swing.JMenu)oldInstance; |
| 1323 | javax.swing.JMenu n = (javax.swing.JMenu)newInstance; |
| 1324 | for (int i = n.getItemCount(); i < m.getItemCount(); i++) { |
| 1325 | invokeStatement(oldInstance, "add", new Object[]{m.getItem(i)}, out); |
| 1326 | } |
| 1327 | } |
| 1328 | } |
| 1329 | */ |
| 1330 | |
| 1331 | /** |
| 1332 | * The persistence delegate for {@link PrintColorUIResource}. |
| 1333 | * It is impossible to use {@link DefaultPersistenceDelegate} |
| 1334 | * because this class has special rule for serialization: |
| 1335 | * it should be converted to {@link ColorUIResource}. |
| 1336 | * |
| 1337 | * @see PrintColorUIResource#writeReplace |
| 1338 | * |
| 1339 | * @author Sergey A. Malenkov |
| 1340 | */ |
| 1341 | final class sun_swing_PrintColorUIResource_PersistenceDelegate extends PersistenceDelegate { |
| 1342 | protected boolean mutatesTo(Object oldInstance, Object newInstance) { |
| 1343 | return oldInstance.equals(newInstance); |
| 1344 | } |
| 1345 | |
| 1346 | protected Expression instantiate(Object oldInstance, Encoder out) { |
| 1347 | Color color = (Color) oldInstance; |
| 1348 | Object[] args = new Object[] {color.getRGB()}; |
| 1349 | return new Expression(color, ColorUIResource.class, "new", args); |
| 1350 | } |
| 1351 | } |
| 1352 | |
| 1353 | class MetaData { |
| 1354 | private static Hashtable internalPersistenceDelegates = new Hashtable(); |
| 1355 | private static Hashtable transientProperties = new Hashtable(); |
| 1356 | |
| 1357 | private static PersistenceDelegate nullPersistenceDelegate = new NullPersistenceDelegate(); |
| 1358 | private static PersistenceDelegate enumPersistenceDelegate = new EnumPersistenceDelegate(); |
| 1359 | private static PersistenceDelegate primitivePersistenceDelegate = new PrimitivePersistenceDelegate(); |
| 1360 | private static PersistenceDelegate defaultPersistenceDelegate = new DefaultPersistenceDelegate(); |
| 1361 | private static PersistenceDelegate arrayPersistenceDelegate; |
| 1362 | private static PersistenceDelegate proxyPersistenceDelegate; |
| 1363 | |
| 1364 | static { |
| 1365 | |
| 1366 | internalPersistenceDelegates.put("java.net.URI", |
| 1367 | new PrimitivePersistenceDelegate()); |
| 1368 | |
| 1369 | // it is possible because MatteBorder is assignable from MatteBorderUIResource |
| 1370 | internalPersistenceDelegates.put("javax.swing.plaf.BorderUIResource$MatteBorderUIResource", |
| 1371 | new javax_swing_border_MatteBorder_PersistenceDelegate()); |
| 1372 | |
| 1373 | // it is possible because FontUIResource is supported by java_awt_Font_PersistenceDelegate |
| 1374 | internalPersistenceDelegates.put("javax.swing.plaf.FontUIResource", |
| 1375 | new java_awt_Font_PersistenceDelegate()); |
| 1376 | |
| 1377 | // it is possible because KeyStroke is supported by java_awt_AWTKeyStroke_PersistenceDelegate |
| 1378 | internalPersistenceDelegates.put("javax.swing.KeyStroke", |
| 1379 | new java_awt_AWTKeyStroke_PersistenceDelegate()); |
| 1380 | |
| 1381 | internalPersistenceDelegates.put("java.sql.Date", new java_util_Date_PersistenceDelegate()); |
| 1382 | internalPersistenceDelegates.put("java.sql.Time", new java_util_Date_PersistenceDelegate()); |
| 1383 | |
| 1384 | internalPersistenceDelegates.put("java.util.JumboEnumSet", new java_util_EnumSet_PersistenceDelegate()); |
| 1385 | internalPersistenceDelegates.put("java.util.RegularEnumSet", new java_util_EnumSet_PersistenceDelegate()); |
| 1386 | |
| 1387 | // Transient properties |
| 1388 | |
| 1389 | // awt |
| 1390 | |
| 1391 | // Infinite graphs. |
| 1392 | removeProperty("java.awt.geom.RectangularShape", "frame"); |
| 1393 | // removeProperty("java.awt.Rectangle2D", "frame"); |
| 1394 | // removeProperty("java.awt.Rectangle", "frame"); |
| 1395 | |
| 1396 | removeProperty("java.awt.Rectangle", "bounds"); |
| 1397 | removeProperty("java.awt.Dimension", "size"); |
| 1398 | removeProperty("java.awt.Point", "location"); |
| 1399 | |
| 1400 | // The color and font properties in Component need special treatment, see above. |
| 1401 | removeProperty("java.awt.Component", "foreground"); |
| 1402 | removeProperty("java.awt.Component", "background"); |
| 1403 | removeProperty("java.awt.Component", "font"); |
| 1404 | |
| 1405 | // The visible property of Component needs special treatment because of Windows. |
| 1406 | removeProperty("java.awt.Component", "visible"); |
| 1407 | |
| 1408 | // This property throws an exception if accessed when there is no child. |
| 1409 | removeProperty("java.awt.ScrollPane", "scrollPosition"); |
| 1410 | |
| 1411 | // 4917458 this should be removed for XAWT since it may throw |
| 1412 | // an unsupported exception if there isn't any input methods. |
| 1413 | // This shouldn't be a problem since these are added behind |
| 1414 | // the scenes automatically. |
| 1415 | removeProperty("java.awt.im.InputContext", "compositionEnabled"); |
| 1416 | |
| 1417 | // swing |
| 1418 | |
| 1419 | // The size properties in JComponent need special treatment, see above. |
| 1420 | removeProperty("javax.swing.JComponent", "minimumSize"); |
| 1421 | removeProperty("javax.swing.JComponent", "preferredSize"); |
| 1422 | removeProperty("javax.swing.JComponent", "maximumSize"); |
| 1423 | |
| 1424 | // These properties have platform specific implementations |
| 1425 | // and should not appear in archives. |
| 1426 | removeProperty("javax.swing.ImageIcon", "image"); |
| 1427 | removeProperty("javax.swing.ImageIcon", "imageObserver"); |
| 1428 | |
| 1429 | // This property unconditionally throws a "not implemented" exception. |
| 1430 | removeProperty("javax.swing.JMenuBar", "helpMenu"); |
| 1431 | |
| 1432 | // The scrollBars in a JScrollPane are dynamic and should not |
| 1433 | // be archived. The row and columns headers are changed by |
| 1434 | // components like JTable on "addNotify". |
| 1435 | removeProperty("javax.swing.JScrollPane", "verticalScrollBar"); |
| 1436 | removeProperty("javax.swing.JScrollPane", "horizontalScrollBar"); |
| 1437 | removeProperty("javax.swing.JScrollPane", "rowHeader"); |
| 1438 | removeProperty("javax.swing.JScrollPane", "columnHeader"); |
| 1439 | |
| 1440 | removeProperty("javax.swing.JViewport", "extentSize"); |
| 1441 | |
| 1442 | // Renderers need special treatment, since their properties |
| 1443 | // change during rendering. |
| 1444 | removeProperty("javax.swing.table.JTableHeader", "defaultRenderer"); |
| 1445 | removeProperty("javax.swing.JList", "cellRenderer"); |
| 1446 | |
| 1447 | removeProperty("javax.swing.JList", "selectedIndices"); |
| 1448 | |
| 1449 | // The lead and anchor selection indexes are best ignored. |
| 1450 | // Selection is rarely something that should persist from |
| 1451 | // development to deployment. |
| 1452 | removeProperty("javax.swing.DefaultListSelectionModel", "leadSelectionIndex"); |
| 1453 | removeProperty("javax.swing.DefaultListSelectionModel", "anchorSelectionIndex"); |
| 1454 | |
| 1455 | // The selection must come after the text itself. |
| 1456 | removeProperty("javax.swing.JComboBox", "selectedIndex"); |
| 1457 | |
| 1458 | // All selection information should come after the JTabbedPane is built |
| 1459 | removeProperty("javax.swing.JTabbedPane", "selectedIndex"); |
| 1460 | removeProperty("javax.swing.JTabbedPane", "selectedComponent"); |
| 1461 | |
| 1462 | // PENDING: The "disabledIcon" property is often computed from the icon property. |
| 1463 | removeProperty("javax.swing.AbstractButton", "disabledIcon"); |
| 1464 | removeProperty("javax.swing.JLabel", "disabledIcon"); |
| 1465 | |
| 1466 | // The caret property throws errors when it it set beyond |
| 1467 | // the extent of the text. We could just set it after the |
| 1468 | // text, but this is probably not something we want to archive anyway. |
| 1469 | removeProperty("javax.swing.text.JTextComponent", "caret"); |
| 1470 | removeProperty("javax.swing.text.JTextComponent", "caretPosition"); |
| 1471 | // The selectionStart must come after the text itself. |
| 1472 | removeProperty("javax.swing.text.JTextComponent", "selectionStart"); |
| 1473 | removeProperty("javax.swing.text.JTextComponent", "selectionEnd"); |
| 1474 | } |
| 1475 | |
| 1476 | /*pp*/ static boolean equals(Object o1, Object o2) { |
| 1477 | return (o1 == null) ? (o2 == null) : o1.equals(o2); |
| 1478 | } |
| 1479 | |
| 1480 | public synchronized static PersistenceDelegate getPersistenceDelegate(Class type) { |
| 1481 | if (type == null) { |
| 1482 | return nullPersistenceDelegate; |
| 1483 | } |
| 1484 | if (Enum.class.isAssignableFrom(type)) { |
| 1485 | return enumPersistenceDelegate; |
| 1486 | } |
| 1487 | if (ReflectionUtils.isPrimitive(type)) { |
| 1488 | return primitivePersistenceDelegate; |
| 1489 | } |
| 1490 | // The persistence delegate for arrays is non-trivial; instantiate it lazily. |
| 1491 | if (type.isArray()) { |
| 1492 | if (arrayPersistenceDelegate == null) { |
| 1493 | arrayPersistenceDelegate = new ArrayPersistenceDelegate(); |
| 1494 | } |
| 1495 | return arrayPersistenceDelegate; |
| 1496 | } |
| 1497 | // Handle proxies lazily for backward compatibility with 1.2. |
| 1498 | try { |
| 1499 | if (java.lang.reflect.Proxy.isProxyClass(type)) { |
| 1500 | if (proxyPersistenceDelegate == null) { |
| 1501 | proxyPersistenceDelegate = new ProxyPersistenceDelegate(); |
| 1502 | } |
| 1503 | return proxyPersistenceDelegate; |
| 1504 | } |
| 1505 | } |
| 1506 | catch(Exception e) {} |
| 1507 | // else if (type.getDeclaringClass() != null) { |
| 1508 | // return new DefaultPersistenceDelegate(new String[]{"this$0"}); |
| 1509 | // } |
| 1510 | |
| 1511 | String typeName = type.getName(); |
| 1512 | |
| 1513 | // Check to see if there are properties that have been lazily registered for removal. |
| 1514 | if (getBeanAttribute(type, "transient_init") == null) { |
| 1515 | Vector tp = (Vector)transientProperties.get(typeName); |
| 1516 | if (tp != null) { |
| 1517 | for(int i = 0; i < tp.size(); i++) { |
| 1518 | setPropertyAttribute(type, (String)tp.get(i), "transient", Boolean.TRUE); |
| 1519 | } |
| 1520 | } |
| 1521 | setBeanAttribute(type, "transient_init", Boolean.TRUE); |
| 1522 | } |
| 1523 | |
| 1524 | PersistenceDelegate pd = (PersistenceDelegate)getBeanAttribute(type, "persistenceDelegate"); |
| 1525 | if (pd == null) { |
| 1526 | pd = (PersistenceDelegate)internalPersistenceDelegates.get(typeName); |
| 1527 | if (pd != null) { |
| 1528 | return pd; |
| 1529 | } |
| 1530 | internalPersistenceDelegates.put(typeName, defaultPersistenceDelegate); |
| 1531 | try { |
| 1532 | String name = type.getName(); |
| 1533 | Class c = Class.forName("java.beans." + name.replace('.', '_') |
| 1534 | + "_PersistenceDelegate"); |
| 1535 | pd = (PersistenceDelegate)c.newInstance(); |
| 1536 | internalPersistenceDelegates.put(typeName, pd); |
| 1537 | } |
| 1538 | catch (ClassNotFoundException e) { |
| 1539 | String[] properties = getConstructorProperties(type); |
| 1540 | if (properties != null) { |
| 1541 | pd = new DefaultPersistenceDelegate(properties); |
| 1542 | internalPersistenceDelegates.put(typeName, pd); |
| 1543 | } |
| 1544 | } |
| 1545 | catch (Exception e) { |
| 1546 | System.err.println("Internal error: " + e); |
| 1547 | } |
| 1548 | } |
| 1549 | |
| 1550 | return (pd != null) ? pd : defaultPersistenceDelegate; |
| 1551 | } |
| 1552 | |
| 1553 | private static String[] getConstructorProperties(Class type) { |
| 1554 | String[] names = null; |
| 1555 | int length = 0; |
| 1556 | for (Constructor constructor : type.getConstructors()) { |
| 1557 | String[] value = getAnnotationValue(constructor); |
| 1558 | if ((value != null) && (length < value.length) && isValid(constructor, value)) { |
| 1559 | names = value; |
| 1560 | length = value.length; |
| 1561 | } |
| 1562 | } |
| 1563 | return names; |
| 1564 | } |
| 1565 | |
| 1566 | private static String[] getAnnotationValue(Constructor constructor) { |
| 1567 | ConstructorProperties annotation = constructor.getAnnotation(ConstructorProperties.class); |
| 1568 | return (annotation != null) |
| 1569 | ? annotation.value() |
| 1570 | : null; |
| 1571 | } |
| 1572 | |
| 1573 | private static boolean isValid(Constructor constructor, String[] names) { |
| 1574 | Class[] parameters = constructor.getParameterTypes(); |
| 1575 | if (names.length != parameters.length) { |
| 1576 | return false; |
| 1577 | } |
| 1578 | for (String name : names) { |
| 1579 | if (name == null) { |
| 1580 | return false; |
| 1581 | } |
| 1582 | } |
| 1583 | return true; |
| 1584 | } |
| 1585 | |
| 1586 | // Wrapper for Introspector.getBeanInfo to handle exception handling. |
| 1587 | // Note: this relys on new 1.4 Introspector semantics which cache the BeanInfos |
| 1588 | public static BeanInfo getBeanInfo(Class type) { |
| 1589 | BeanInfo info = null; |
| 1590 | try { |
| 1591 | info = Introspector.getBeanInfo(type); |
| 1592 | } catch (Throwable e) { |
| 1593 | e.printStackTrace(); |
| 1594 | } |
| 1595 | |
| 1596 | return info; |
| 1597 | } |
| 1598 | |
| 1599 | private static PropertyDescriptor getPropertyDescriptor(Class type, String propertyName) { |
| 1600 | BeanInfo info = getBeanInfo(type); |
| 1601 | PropertyDescriptor[] propertyDescriptors = info.getPropertyDescriptors(); |
| 1602 | // System.out.println("Searching for: " + propertyName + " in " + type); |
| 1603 | for(int i = 0; i < propertyDescriptors.length; i++) { |
| 1604 | PropertyDescriptor pd = propertyDescriptors[i]; |
| 1605 | if (propertyName.equals(pd.getName())) { |
| 1606 | return pd; |
| 1607 | } |
| 1608 | } |
| 1609 | return null; |
| 1610 | } |
| 1611 | |
| 1612 | private static void setPropertyAttribute(Class type, String property, String attribute, Object value) { |
| 1613 | PropertyDescriptor pd = getPropertyDescriptor(type, property); |
| 1614 | if (pd == null) { |
| 1615 | System.err.println("Warning: property " + property + " is not defined on " + type); |
| 1616 | return; |
| 1617 | } |
| 1618 | pd.setValue(attribute, value); |
| 1619 | } |
| 1620 | |
| 1621 | private static void setBeanAttribute(Class type, String attribute, Object value) { |
| 1622 | getBeanInfo(type).getBeanDescriptor().setValue(attribute, value); |
| 1623 | } |
| 1624 | |
| 1625 | private static Object getBeanAttribute(Class type, String attribute) { |
| 1626 | return getBeanInfo(type).getBeanDescriptor().getValue(attribute); |
| 1627 | } |
| 1628 | |
| 1629 | private static void removeProperty(String typeName, String property) { |
| 1630 | Vector tp = (Vector)transientProperties.get(typeName); |
| 1631 | if (tp == null) { |
| 1632 | tp = new Vector(); |
| 1633 | transientProperties.put(typeName, tp); |
| 1634 | } |
| 1635 | tp.add(property); |
| 1636 | } |
| 1637 | } |