The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame^] | 1 | /* //device/libs/android_runtime/android_util_AssetManager.cpp |
| 2 | ** |
| 3 | ** Copyright 2006, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #define LOG_TAG "asset" |
| 19 | |
| 20 | #include <android_runtime/android_util_AssetManager.h> |
| 21 | |
| 22 | #include "jni.h" |
| 23 | #include "JNIHelp.h" |
| 24 | #include "android_util_Binder.h" |
| 25 | #include <utils/misc.h> |
| 26 | #include <android_runtime/AndroidRuntime.h> |
| 27 | #include <utils/Log.h> |
| 28 | |
| 29 | #include <utils/Asset.h> |
| 30 | #include <utils/AssetManager.h> |
| 31 | #include <utils/ResourceTypes.h> |
| 32 | |
| 33 | #include <stdio.h> |
| 34 | |
| 35 | namespace android { |
| 36 | |
| 37 | // ---------------------------------------------------------------------------- |
| 38 | |
| 39 | static struct typedvalue_offsets_t |
| 40 | { |
| 41 | jfieldID mType; |
| 42 | jfieldID mData; |
| 43 | jfieldID mString; |
| 44 | jfieldID mAssetCookie; |
| 45 | jfieldID mResourceId; |
| 46 | jfieldID mChangingConfigurations; |
| 47 | jfieldID mDensity; |
| 48 | } gTypedValueOffsets; |
| 49 | |
| 50 | static struct assetfiledescriptor_offsets_t |
| 51 | { |
| 52 | jfieldID mFd; |
| 53 | jfieldID mStartOffset; |
| 54 | jfieldID mLength; |
| 55 | } gAssetFileDescriptorOffsets; |
| 56 | |
| 57 | static struct assetmanager_offsets_t |
| 58 | { |
| 59 | jfieldID mObject; |
| 60 | } gAssetManagerOffsets; |
| 61 | |
| 62 | jclass g_stringClass = NULL; |
| 63 | |
| 64 | // ---------------------------------------------------------------------------- |
| 65 | |
| 66 | static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) |
| 67 | { |
| 68 | jclass npeClazz; |
| 69 | |
| 70 | npeClazz = env->FindClass(exc); |
| 71 | LOG_FATAL_IF(npeClazz == NULL, "Unable to find class %s", exc); |
| 72 | |
| 73 | env->ThrowNew(npeClazz, msg); |
| 74 | } |
| 75 | |
| 76 | enum { |
| 77 | STYLE_NUM_ENTRIES = 5, |
| 78 | STYLE_TYPE = 0, |
| 79 | STYLE_DATA = 1, |
| 80 | STYLE_ASSET_COOKIE = 2, |
| 81 | STYLE_RESOURCE_ID = 3, |
| 82 | STYLE_CHANGING_CONFIGURATIONS = 4 |
| 83 | }; |
| 84 | |
| 85 | static jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table, |
| 86 | const Res_value& value, uint32_t ref, ssize_t block, |
| 87 | uint32_t typeSpecFlags, ResTable_config* config = NULL); |
| 88 | |
| 89 | jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table, |
| 90 | const Res_value& value, uint32_t ref, ssize_t block, |
| 91 | uint32_t typeSpecFlags, ResTable_config* config) |
| 92 | { |
| 93 | env->SetIntField(outValue, gTypedValueOffsets.mType, value.dataType); |
| 94 | env->SetIntField(outValue, gTypedValueOffsets.mAssetCookie, |
| 95 | (jint)table->getTableCookie(block)); |
| 96 | env->SetIntField(outValue, gTypedValueOffsets.mData, value.data); |
| 97 | env->SetObjectField(outValue, gTypedValueOffsets.mString, NULL); |
| 98 | env->SetIntField(outValue, gTypedValueOffsets.mResourceId, ref); |
| 99 | env->SetIntField(outValue, gTypedValueOffsets.mChangingConfigurations, |
| 100 | typeSpecFlags); |
| 101 | if (config != NULL) { |
| 102 | env->SetIntField(outValue, gTypedValueOffsets.mDensity, config->density); |
| 103 | } |
| 104 | return block; |
| 105 | } |
| 106 | |
| 107 | // ---------------------------------------------------------------------------- |
| 108 | |
| 109 | // this guy is exported to other jni routines |
| 110 | AssetManager* assetManagerForJavaObject(JNIEnv* env, jobject obj) |
| 111 | { |
| 112 | AssetManager* am = (AssetManager*)env->GetIntField(obj, gAssetManagerOffsets.mObject); |
| 113 | if (am != NULL) { |
| 114 | return am; |
| 115 | } |
| 116 | jniThrowException(env, "java/lang/IllegalStateException", "AssetManager has been finalized!"); |
| 117 | return NULL; |
| 118 | } |
| 119 | |
| 120 | static jint android_content_AssetManager_openAsset(JNIEnv* env, jobject clazz, |
| 121 | jstring fileName, jint mode) |
| 122 | { |
| 123 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 124 | if (am == NULL) { |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | LOGV("openAsset in %p (Java object %p)\n", am, clazz); |
| 129 | |
| 130 | if (fileName == NULL || am == NULL) { |
| 131 | doThrow(env, "java/lang/NullPointerException"); |
| 132 | return -1; |
| 133 | } |
| 134 | |
| 135 | if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM |
| 136 | && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) { |
| 137 | doThrow(env, "java/lang/IllegalArgumentException"); |
| 138 | return -1; |
| 139 | } |
| 140 | |
| 141 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 142 | Asset* a = am->open(fileName8, (Asset::AccessMode)mode); |
| 143 | |
| 144 | if (a == NULL) { |
| 145 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 146 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 147 | return -1; |
| 148 | } |
| 149 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 150 | |
| 151 | //printf("Created Asset Stream: %p\n", a); |
| 152 | |
| 153 | return (jint)a; |
| 154 | } |
| 155 | |
| 156 | static jobject returnParcelFileDescriptor(JNIEnv* env, Asset* a, jlongArray outOffsets) |
| 157 | { |
| 158 | off_t startOffset, length; |
| 159 | int fd = a->openFileDescriptor(&startOffset, &length); |
| 160 | delete a; |
| 161 | |
| 162 | if (fd < 0) { |
| 163 | doThrow(env, "java/io/FileNotFoundException", |
| 164 | "This file can not be opened as a file descriptor; it is probably compressed"); |
| 165 | return NULL; |
| 166 | } |
| 167 | |
| 168 | jlong* offsets = (jlong*)env->GetPrimitiveArrayCritical(outOffsets, 0); |
| 169 | if (offsets == NULL) { |
| 170 | close(fd); |
| 171 | return NULL; |
| 172 | } |
| 173 | |
| 174 | offsets[0] = startOffset; |
| 175 | offsets[1] = length; |
| 176 | |
| 177 | env->ReleasePrimitiveArrayCritical(outOffsets, offsets, 0); |
| 178 | |
| 179 | jobject fileDesc = newFileDescriptor(env, fd); |
| 180 | if (fileDesc == NULL) { |
| 181 | close(fd); |
| 182 | return NULL; |
| 183 | } |
| 184 | |
| 185 | return newParcelFileDescriptor(env, fileDesc); |
| 186 | } |
| 187 | |
| 188 | static jobject android_content_AssetManager_openAssetFd(JNIEnv* env, jobject clazz, |
| 189 | jstring fileName, jlongArray outOffsets) |
| 190 | { |
| 191 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 192 | if (am == NULL) { |
| 193 | return NULL; |
| 194 | } |
| 195 | |
| 196 | LOGV("openAssetFd in %p (Java object %p)\n", am, clazz); |
| 197 | |
| 198 | if (fileName == NULL || am == NULL) { |
| 199 | doThrow(env, "java/lang/NullPointerException"); |
| 200 | return NULL; |
| 201 | } |
| 202 | |
| 203 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 204 | Asset* a = am->open(fileName8, Asset::ACCESS_RANDOM); |
| 205 | |
| 206 | if (a == NULL) { |
| 207 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 208 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 209 | return NULL; |
| 210 | } |
| 211 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 212 | |
| 213 | //printf("Created Asset Stream: %p\n", a); |
| 214 | |
| 215 | return returnParcelFileDescriptor(env, a, outOffsets); |
| 216 | } |
| 217 | |
| 218 | static jint android_content_AssetManager_openNonAssetNative(JNIEnv* env, jobject clazz, |
| 219 | jint cookie, |
| 220 | jstring fileName, |
| 221 | jint mode) |
| 222 | { |
| 223 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 224 | if (am == NULL) { |
| 225 | return 0; |
| 226 | } |
| 227 | |
| 228 | LOGV("openNonAssetNative in %p (Java object %p)\n", am, clazz); |
| 229 | |
| 230 | if (fileName == NULL || am == NULL) { |
| 231 | doThrow(env, "java/lang/NullPointerException"); |
| 232 | return -1; |
| 233 | } |
| 234 | |
| 235 | if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM |
| 236 | && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) { |
| 237 | doThrow(env, "java/lang/IllegalArgumentException"); |
| 238 | return -1; |
| 239 | } |
| 240 | |
| 241 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 242 | Asset* a = cookie |
| 243 | ? am->openNonAsset((void*)cookie, fileName8, (Asset::AccessMode)mode) |
| 244 | : am->openNonAsset(fileName8, (Asset::AccessMode)mode); |
| 245 | |
| 246 | if (a == NULL) { |
| 247 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 248 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 249 | return -1; |
| 250 | } |
| 251 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 252 | |
| 253 | //printf("Created Asset Stream: %p\n", a); |
| 254 | |
| 255 | return (jint)a; |
| 256 | } |
| 257 | |
| 258 | static jobject android_content_AssetManager_openNonAssetFdNative(JNIEnv* env, jobject clazz, |
| 259 | jint cookie, |
| 260 | jstring fileName, |
| 261 | jlongArray outOffsets) |
| 262 | { |
| 263 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 264 | if (am == NULL) { |
| 265 | return NULL; |
| 266 | } |
| 267 | |
| 268 | LOGV("openNonAssetFd in %p (Java object %p)\n", am, clazz); |
| 269 | |
| 270 | if (fileName == NULL || am == NULL) { |
| 271 | doThrow(env, "java/lang/NullPointerException"); |
| 272 | return NULL; |
| 273 | } |
| 274 | |
| 275 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 276 | Asset* a = cookie |
| 277 | ? am->openNonAsset((void*)cookie, fileName8, Asset::ACCESS_RANDOM) |
| 278 | : am->openNonAsset(fileName8, Asset::ACCESS_RANDOM); |
| 279 | |
| 280 | if (a == NULL) { |
| 281 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 282 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 283 | return NULL; |
| 284 | } |
| 285 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 286 | |
| 287 | //printf("Created Asset Stream: %p\n", a); |
| 288 | |
| 289 | return returnParcelFileDescriptor(env, a, outOffsets); |
| 290 | } |
| 291 | |
| 292 | static jobjectArray android_content_AssetManager_list(JNIEnv* env, jobject clazz, |
| 293 | jstring fileName) |
| 294 | { |
| 295 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 296 | if (am == NULL) { |
| 297 | return NULL; |
| 298 | } |
| 299 | |
| 300 | if (fileName == NULL || am == NULL) { |
| 301 | doThrow(env, "java/lang/NullPointerException"); |
| 302 | return NULL; |
| 303 | } |
| 304 | |
| 305 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 306 | |
| 307 | AssetDir* dir = am->openDir(fileName8); |
| 308 | |
| 309 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 310 | |
| 311 | if (dir == NULL) { |
| 312 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 313 | return NULL; |
| 314 | } |
| 315 | |
| 316 | jclass cls = env->FindClass("java/lang/String"); |
| 317 | LOG_FATAL_IF(cls == NULL, "No string class?!?"); |
| 318 | if (cls == NULL) { |
| 319 | delete dir; |
| 320 | return NULL; |
| 321 | } |
| 322 | |
| 323 | size_t N = dir->getFileCount(); |
| 324 | |
| 325 | jobjectArray array = env->NewObjectArray(dir->getFileCount(), |
| 326 | cls, NULL); |
| 327 | if (array == NULL) { |
| 328 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 329 | delete dir; |
| 330 | return NULL; |
| 331 | } |
| 332 | |
| 333 | for (size_t i=0; i<N; i++) { |
| 334 | const String8& name = dir->getFileName(i); |
| 335 | jstring str = env->NewStringUTF(name.string()); |
| 336 | if (str == NULL) { |
| 337 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 338 | delete dir; |
| 339 | return NULL; |
| 340 | } |
| 341 | env->SetObjectArrayElement(array, i, str); |
| 342 | } |
| 343 | |
| 344 | delete dir; |
| 345 | |
| 346 | return array; |
| 347 | } |
| 348 | |
| 349 | static void android_content_AssetManager_destroyAsset(JNIEnv* env, jobject clazz, |
| 350 | jint asset) |
| 351 | { |
| 352 | Asset* a = (Asset*)asset; |
| 353 | |
| 354 | //printf("Destroying Asset Stream: %p\n", a); |
| 355 | |
| 356 | if (a == NULL) { |
| 357 | doThrow(env, "java/lang/NullPointerException"); |
| 358 | return; |
| 359 | } |
| 360 | |
| 361 | delete a; |
| 362 | } |
| 363 | |
| 364 | static jint android_content_AssetManager_readAssetChar(JNIEnv* env, jobject clazz, |
| 365 | jint asset) |
| 366 | { |
| 367 | Asset* a = (Asset*)asset; |
| 368 | |
| 369 | if (a == NULL) { |
| 370 | doThrow(env, "java/lang/NullPointerException"); |
| 371 | return -1; |
| 372 | } |
| 373 | |
| 374 | uint8_t b; |
| 375 | ssize_t res = a->read(&b, 1); |
| 376 | return res == 1 ? b : -1; |
| 377 | } |
| 378 | |
| 379 | static jint android_content_AssetManager_readAsset(JNIEnv* env, jobject clazz, |
| 380 | jint asset, jbyteArray bArray, |
| 381 | jint off, jint len) |
| 382 | { |
| 383 | Asset* a = (Asset*)asset; |
| 384 | |
| 385 | if (a == NULL || bArray == NULL) { |
| 386 | doThrow(env, "java/lang/NullPointerException"); |
| 387 | return -1; |
| 388 | } |
| 389 | |
| 390 | if (len == 0) { |
| 391 | return 0; |
| 392 | } |
| 393 | |
| 394 | jsize bLen = env->GetArrayLength(bArray); |
| 395 | if (off < 0 || off >= bLen || len < 0 || len > bLen || (off+len) > bLen) { |
| 396 | doThrow(env, "java/lang/IndexOutOfBoundsException"); |
| 397 | return -1; |
| 398 | } |
| 399 | |
| 400 | jbyte* b = env->GetByteArrayElements(bArray, NULL); |
| 401 | ssize_t res = a->read(b+off, len); |
| 402 | env->ReleaseByteArrayElements(bArray, b, 0); |
| 403 | |
| 404 | if (res > 0) return res; |
| 405 | |
| 406 | if (res < 0) { |
| 407 | doThrow(env, "java/io/IOException"); |
| 408 | } |
| 409 | return -1; |
| 410 | } |
| 411 | |
| 412 | static jlong android_content_AssetManager_seekAsset(JNIEnv* env, jobject clazz, |
| 413 | jint asset, |
| 414 | jlong offset, jint whence) |
| 415 | { |
| 416 | Asset* a = (Asset*)asset; |
| 417 | |
| 418 | if (a == NULL) { |
| 419 | doThrow(env, "java/lang/NullPointerException"); |
| 420 | return -1; |
| 421 | } |
| 422 | |
| 423 | return a->seek( |
| 424 | offset, (whence > 0) ? SEEK_END : (whence < 0 ? SEEK_SET : SEEK_CUR)); |
| 425 | } |
| 426 | |
| 427 | static jlong android_content_AssetManager_getAssetLength(JNIEnv* env, jobject clazz, |
| 428 | jint asset) |
| 429 | { |
| 430 | Asset* a = (Asset*)asset; |
| 431 | |
| 432 | if (a == NULL) { |
| 433 | doThrow(env, "java/lang/NullPointerException"); |
| 434 | return -1; |
| 435 | } |
| 436 | |
| 437 | return a->getLength(); |
| 438 | } |
| 439 | |
| 440 | static jlong android_content_AssetManager_getAssetRemainingLength(JNIEnv* env, jobject clazz, |
| 441 | jint asset) |
| 442 | { |
| 443 | Asset* a = (Asset*)asset; |
| 444 | |
| 445 | if (a == NULL) { |
| 446 | doThrow(env, "java/lang/NullPointerException"); |
| 447 | return -1; |
| 448 | } |
| 449 | |
| 450 | return a->getRemainingLength(); |
| 451 | } |
| 452 | |
| 453 | static jint android_content_AssetManager_addAssetPath(JNIEnv* env, jobject clazz, |
| 454 | jstring path) |
| 455 | { |
| 456 | if (path == NULL) { |
| 457 | doThrow(env, "java/lang/NullPointerException"); |
| 458 | return JNI_FALSE; |
| 459 | } |
| 460 | |
| 461 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 462 | if (am == NULL) { |
| 463 | return JNI_FALSE; |
| 464 | } |
| 465 | |
| 466 | const char* path8 = env->GetStringUTFChars(path, NULL); |
| 467 | |
| 468 | void* cookie; |
| 469 | bool res = am->addAssetPath(String8(path8), &cookie); |
| 470 | |
| 471 | env->ReleaseStringUTFChars(path, path8); |
| 472 | |
| 473 | return (res) ? (jint)cookie : 0; |
| 474 | } |
| 475 | |
| 476 | static jboolean android_content_AssetManager_isUpToDate(JNIEnv* env, jobject clazz) |
| 477 | { |
| 478 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 479 | if (am == NULL) { |
| 480 | return JNI_TRUE; |
| 481 | } |
| 482 | return am->isUpToDate() ? JNI_TRUE : JNI_FALSE; |
| 483 | } |
| 484 | |
| 485 | static void android_content_AssetManager_setLocale(JNIEnv* env, jobject clazz, |
| 486 | jstring locale) |
| 487 | { |
| 488 | if (locale == NULL) { |
| 489 | doThrow(env, "java/lang/NullPointerException"); |
| 490 | return; |
| 491 | } |
| 492 | |
| 493 | const char* locale8 = env->GetStringUTFChars(locale, NULL); |
| 494 | |
| 495 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 496 | if (am == NULL) { |
| 497 | return; |
| 498 | } |
| 499 | |
| 500 | am->setLocale(locale8); |
| 501 | |
| 502 | env->ReleaseStringUTFChars(locale, locale8); |
| 503 | } |
| 504 | |
| 505 | static jobjectArray android_content_AssetManager_getLocales(JNIEnv* env, jobject clazz) |
| 506 | { |
| 507 | Vector<String8> locales; |
| 508 | |
| 509 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 510 | if (am == NULL) { |
| 511 | return NULL; |
| 512 | } |
| 513 | |
| 514 | am->getLocales(&locales); |
| 515 | |
| 516 | const int N = locales.size(); |
| 517 | |
| 518 | jobjectArray result = env->NewObjectArray(N, g_stringClass, NULL); |
| 519 | if (result == NULL) { |
| 520 | return NULL; |
| 521 | } |
| 522 | |
| 523 | for (int i=0; i<N; i++) { |
| 524 | LOGD("locale %2d: '%s'", i, locales[i].string()); |
| 525 | env->SetObjectArrayElement(result, i, env->NewStringUTF(locales[i].string())); |
| 526 | } |
| 527 | |
| 528 | return result; |
| 529 | } |
| 530 | |
| 531 | static void android_content_AssetManager_setConfiguration(JNIEnv* env, jobject clazz, |
| 532 | jint mcc, jint mnc, |
| 533 | jstring locale, jint orientation, |
| 534 | jint touchscreen, jint density, |
| 535 | jint keyboard, jint keyboardHidden, |
| 536 | jint navigation, |
| 537 | jint screenWidth, jint screenHeight, |
| 538 | jint sdkVersion) |
| 539 | { |
| 540 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 541 | if (am == NULL) { |
| 542 | return; |
| 543 | } |
| 544 | |
| 545 | ResTable_config config; |
| 546 | memset(&config, 0, sizeof(config)); |
| 547 | |
| 548 | const char* locale8 = locale != NULL ? env->GetStringUTFChars(locale, NULL) : NULL; |
| 549 | |
| 550 | config.mcc = (uint16_t)mcc; |
| 551 | config.mnc = (uint16_t)mnc; |
| 552 | config.orientation = (uint8_t)orientation; |
| 553 | config.touchscreen = (uint8_t)touchscreen; |
| 554 | config.density = (uint16_t)density; |
| 555 | config.keyboard = (uint8_t)keyboard; |
| 556 | config.inputFlags = (uint8_t)keyboardHidden<<ResTable_config::SHIFT_KEYSHIDDEN; |
| 557 | config.navigation = (uint8_t)navigation; |
| 558 | config.screenWidth = (uint16_t)screenWidth; |
| 559 | config.screenHeight = (uint16_t)screenHeight; |
| 560 | config.sdkVersion = (uint16_t)sdkVersion; |
| 561 | config.minorVersion = 0; |
| 562 | am->setConfiguration(config, locale8); |
| 563 | |
| 564 | if (locale != NULL) env->ReleaseStringUTFChars(locale, locale8); |
| 565 | } |
| 566 | |
| 567 | static jint android_content_AssetManager_getResourceIdentifier(JNIEnv* env, jobject clazz, |
| 568 | jstring name, |
| 569 | jstring defType, |
| 570 | jstring defPackage) |
| 571 | { |
| 572 | if (name == NULL) { |
| 573 | doThrow(env, "java/lang/NullPointerException"); |
| 574 | return 0; |
| 575 | } |
| 576 | |
| 577 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 578 | if (am == NULL) { |
| 579 | return 0; |
| 580 | } |
| 581 | |
| 582 | const char16_t* name16 = env->GetStringChars(name, NULL); |
| 583 | jsize nameLen = env->GetStringLength(name); |
| 584 | const char16_t* defType16 = defType |
| 585 | ? env->GetStringChars(defType, NULL) : NULL; |
| 586 | jsize defTypeLen = defType |
| 587 | ? env->GetStringLength(defType) : 0; |
| 588 | const char16_t* defPackage16 = defPackage |
| 589 | ? env->GetStringChars(defPackage, NULL) : NULL; |
| 590 | jsize defPackageLen = defPackage |
| 591 | ? env->GetStringLength(defPackage) : 0; |
| 592 | |
| 593 | jint ident = am->getResources().identifierForName( |
| 594 | name16, nameLen, defType16, defTypeLen, defPackage16, defPackageLen); |
| 595 | |
| 596 | if (defPackage16) { |
| 597 | env->ReleaseStringChars(defPackage, defPackage16); |
| 598 | } |
| 599 | if (defType16) { |
| 600 | env->ReleaseStringChars(defType, defType16); |
| 601 | } |
| 602 | env->ReleaseStringChars(name, name16); |
| 603 | |
| 604 | return ident; |
| 605 | } |
| 606 | |
| 607 | static jstring android_content_AssetManager_getResourceName(JNIEnv* env, jobject clazz, |
| 608 | jint resid) |
| 609 | { |
| 610 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 611 | if (am == NULL) { |
| 612 | return NULL; |
| 613 | } |
| 614 | |
| 615 | ResTable::resource_name name; |
| 616 | if (!am->getResources().getResourceName(resid, &name)) { |
| 617 | return NULL; |
| 618 | } |
| 619 | |
| 620 | String16 str; |
| 621 | if (name.package != NULL) { |
| 622 | str.setTo(name.package, name.packageLen); |
| 623 | } |
| 624 | if (name.type != NULL) { |
| 625 | if (str.size() > 0) { |
| 626 | char16_t div = ':'; |
| 627 | str.append(&div, 1); |
| 628 | } |
| 629 | str.append(name.type, name.typeLen); |
| 630 | } |
| 631 | if (name.name != NULL) { |
| 632 | if (str.size() > 0) { |
| 633 | char16_t div = '/'; |
| 634 | str.append(&div, 1); |
| 635 | } |
| 636 | str.append(name.name, name.nameLen); |
| 637 | } |
| 638 | |
| 639 | return env->NewString((const jchar*)str.string(), str.size()); |
| 640 | } |
| 641 | |
| 642 | static jstring android_content_AssetManager_getResourcePackageName(JNIEnv* env, jobject clazz, |
| 643 | jint resid) |
| 644 | { |
| 645 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 646 | if (am == NULL) { |
| 647 | return NULL; |
| 648 | } |
| 649 | |
| 650 | ResTable::resource_name name; |
| 651 | if (!am->getResources().getResourceName(resid, &name)) { |
| 652 | return NULL; |
| 653 | } |
| 654 | |
| 655 | if (name.package != NULL) { |
| 656 | return env->NewString((const jchar*)name.package, name.packageLen); |
| 657 | } |
| 658 | |
| 659 | return NULL; |
| 660 | } |
| 661 | |
| 662 | static jstring android_content_AssetManager_getResourceTypeName(JNIEnv* env, jobject clazz, |
| 663 | jint resid) |
| 664 | { |
| 665 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 666 | if (am == NULL) { |
| 667 | return NULL; |
| 668 | } |
| 669 | |
| 670 | ResTable::resource_name name; |
| 671 | if (!am->getResources().getResourceName(resid, &name)) { |
| 672 | return NULL; |
| 673 | } |
| 674 | |
| 675 | if (name.type != NULL) { |
| 676 | return env->NewString((const jchar*)name.type, name.typeLen); |
| 677 | } |
| 678 | |
| 679 | return NULL; |
| 680 | } |
| 681 | |
| 682 | static jstring android_content_AssetManager_getResourceEntryName(JNIEnv* env, jobject clazz, |
| 683 | jint resid) |
| 684 | { |
| 685 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 686 | if (am == NULL) { |
| 687 | return NULL; |
| 688 | } |
| 689 | |
| 690 | ResTable::resource_name name; |
| 691 | if (!am->getResources().getResourceName(resid, &name)) { |
| 692 | return NULL; |
| 693 | } |
| 694 | |
| 695 | if (name.name != NULL) { |
| 696 | return env->NewString((const jchar*)name.name, name.nameLen); |
| 697 | } |
| 698 | |
| 699 | return NULL; |
| 700 | } |
| 701 | |
| 702 | static jint android_content_AssetManager_loadResourceValue(JNIEnv* env, jobject clazz, |
| 703 | jint ident, |
| 704 | jobject outValue, |
| 705 | jboolean resolve) |
| 706 | { |
| 707 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 708 | if (am == NULL) { |
| 709 | return 0; |
| 710 | } |
| 711 | const ResTable& res(am->getResources()); |
| 712 | |
| 713 | Res_value value; |
| 714 | ResTable_config config; |
| 715 | uint32_t typeSpecFlags; |
| 716 | ssize_t block = res.getResource(ident, &value, false, &typeSpecFlags, &config); |
| 717 | uint32_t ref = ident; |
| 718 | if (resolve) { |
| 719 | block = res.resolveReference(&value, block, &ref); |
| 720 | } |
| 721 | return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags, &config) : block; |
| 722 | } |
| 723 | |
| 724 | static jint android_content_AssetManager_loadResourceBagValue(JNIEnv* env, jobject clazz, |
| 725 | jint ident, jint bagEntryId, |
| 726 | jobject outValue, jboolean resolve) |
| 727 | { |
| 728 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 729 | if (am == NULL) { |
| 730 | return 0; |
| 731 | } |
| 732 | const ResTable& res(am->getResources()); |
| 733 | |
| 734 | // Now lock down the resource object and start pulling stuff from it. |
| 735 | res.lock(); |
| 736 | |
| 737 | ssize_t block = -1; |
| 738 | Res_value value; |
| 739 | |
| 740 | const ResTable::bag_entry* entry = NULL; |
| 741 | uint32_t typeSpecFlags; |
| 742 | ssize_t entryCount = res.getBagLocked(ident, &entry, &typeSpecFlags); |
| 743 | |
| 744 | for (ssize_t i=0; i<entryCount; i++) { |
| 745 | if (((uint32_t)bagEntryId) == entry->map.name.ident) { |
| 746 | block = entry->stringBlock; |
| 747 | value = entry->map.value; |
| 748 | } |
| 749 | entry++; |
| 750 | } |
| 751 | |
| 752 | res.unlock(); |
| 753 | |
| 754 | if (block < 0) { |
| 755 | return block; |
| 756 | } |
| 757 | |
| 758 | uint32_t ref = ident; |
| 759 | if (resolve) { |
| 760 | block = res.resolveReference(&value, block, &ref, &typeSpecFlags); |
| 761 | } |
| 762 | return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags) : block; |
| 763 | } |
| 764 | |
| 765 | static jint android_content_AssetManager_getStringBlockCount(JNIEnv* env, jobject clazz) |
| 766 | { |
| 767 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 768 | if (am == NULL) { |
| 769 | return 0; |
| 770 | } |
| 771 | return am->getResources().getTableCount(); |
| 772 | } |
| 773 | |
| 774 | static jint android_content_AssetManager_getNativeStringBlock(JNIEnv* env, jobject clazz, |
| 775 | jint block) |
| 776 | { |
| 777 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 778 | if (am == NULL) { |
| 779 | return 0; |
| 780 | } |
| 781 | return (jint)am->getResources().getTableStringBlock(block); |
| 782 | } |
| 783 | |
| 784 | static jstring android_content_AssetManager_getCookieName(JNIEnv* env, jobject clazz, |
| 785 | jint cookie) |
| 786 | { |
| 787 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 788 | if (am == NULL) { |
| 789 | return NULL; |
| 790 | } |
| 791 | String8 name(am->getAssetPath((void*)cookie)); |
| 792 | if (name.length() == 0) { |
| 793 | doThrow(env, "java/lang/IndexOutOfBoundsException"); |
| 794 | return NULL; |
| 795 | } |
| 796 | jstring str = env->NewStringUTF(name.string()); |
| 797 | if (str == NULL) { |
| 798 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 799 | return NULL; |
| 800 | } |
| 801 | return str; |
| 802 | } |
| 803 | |
| 804 | static jint android_content_AssetManager_newTheme(JNIEnv* env, jobject clazz) |
| 805 | { |
| 806 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 807 | if (am == NULL) { |
| 808 | return 0; |
| 809 | } |
| 810 | return (jint)(new ResTable::Theme(am->getResources())); |
| 811 | } |
| 812 | |
| 813 | static void android_content_AssetManager_deleteTheme(JNIEnv* env, jobject clazz, |
| 814 | jint themeInt) |
| 815 | { |
| 816 | ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| 817 | delete theme; |
| 818 | } |
| 819 | |
| 820 | static void android_content_AssetManager_applyThemeStyle(JNIEnv* env, jobject clazz, |
| 821 | jint themeInt, |
| 822 | jint styleRes, |
| 823 | jboolean force) |
| 824 | { |
| 825 | ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| 826 | theme->applyStyle(styleRes, force ? true : false); |
| 827 | } |
| 828 | |
| 829 | static void android_content_AssetManager_copyTheme(JNIEnv* env, jobject clazz, |
| 830 | jint destInt, jint srcInt) |
| 831 | { |
| 832 | ResTable::Theme* dest = (ResTable::Theme*)destInt; |
| 833 | ResTable::Theme* src = (ResTable::Theme*)srcInt; |
| 834 | dest->setTo(*src); |
| 835 | } |
| 836 | |
| 837 | static jint android_content_AssetManager_loadThemeAttributeValue( |
| 838 | JNIEnv* env, jobject clazz, jint themeInt, jint ident, jobject outValue, jboolean resolve) |
| 839 | { |
| 840 | ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| 841 | const ResTable& res(theme->getResTable()); |
| 842 | |
| 843 | Res_value value; |
| 844 | // XXX value could be different in different configs! |
| 845 | uint32_t typeSpecFlags = 0; |
| 846 | ssize_t block = theme->getAttribute(ident, &value, &typeSpecFlags); |
| 847 | uint32_t ref = 0; |
| 848 | if (resolve) { |
| 849 | block = res.resolveReference(&value, block, &ref, &typeSpecFlags); |
| 850 | } |
| 851 | return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags) : block; |
| 852 | } |
| 853 | |
| 854 | static void android_content_AssetManager_dumpTheme(JNIEnv* env, jobject clazz, |
| 855 | jint themeInt, jint pri, |
| 856 | jstring tag, jstring prefix) |
| 857 | { |
| 858 | ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| 859 | const ResTable& res(theme->getResTable()); |
| 860 | |
| 861 | if (tag == NULL) { |
| 862 | doThrow(env, "java/lang/NullPointerException"); |
| 863 | return; |
| 864 | } |
| 865 | |
| 866 | const char* tag8 = env->GetStringUTFChars(tag, NULL); |
| 867 | const char* prefix8 = NULL; |
| 868 | if (prefix != NULL) { |
| 869 | prefix8 = env->GetStringUTFChars(prefix, NULL); |
| 870 | } |
| 871 | |
| 872 | // XXX Need to use params. |
| 873 | theme->dumpToLog(); |
| 874 | |
| 875 | if (prefix8 != NULL) { |
| 876 | env->ReleaseStringUTFChars(prefix, prefix8); |
| 877 | } |
| 878 | env->ReleaseStringUTFChars(tag, tag8); |
| 879 | } |
| 880 | |
| 881 | static jboolean android_content_AssetManager_applyStyle(JNIEnv* env, jobject clazz, |
| 882 | jint themeToken, |
| 883 | jint defStyleAttr, |
| 884 | jint defStyleRes, |
| 885 | jint xmlParserToken, |
| 886 | jintArray attrs, |
| 887 | jintArray outValues, |
| 888 | jintArray outIndices) |
| 889 | { |
| 890 | if (themeToken == 0 || attrs == NULL || outValues == NULL) { |
| 891 | doThrow(env, "java/lang/NullPointerException"); |
| 892 | return JNI_FALSE; |
| 893 | } |
| 894 | |
| 895 | ResTable::Theme* theme = (ResTable::Theme*)themeToken; |
| 896 | const ResTable& res = theme->getResTable(); |
| 897 | ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken; |
| 898 | Res_value value; |
| 899 | |
| 900 | const jsize NI = env->GetArrayLength(attrs); |
| 901 | const jsize NV = env->GetArrayLength(outValues); |
| 902 | if (NV < (NI*STYLE_NUM_ENTRIES)) { |
| 903 | doThrow(env, "java/lang/IndexOutOfBoundsException"); |
| 904 | return JNI_FALSE; |
| 905 | } |
| 906 | |
| 907 | jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0); |
| 908 | if (src == NULL) { |
| 909 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 910 | return JNI_FALSE; |
| 911 | } |
| 912 | |
| 913 | jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| 914 | jint* dest = baseDest; |
| 915 | if (dest == NULL) { |
| 916 | env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| 917 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 918 | return JNI_FALSE; |
| 919 | } |
| 920 | |
| 921 | jint* indices = NULL; |
| 922 | int indicesIdx = 0; |
| 923 | if (outIndices != NULL) { |
| 924 | if (env->GetArrayLength(outIndices) > NI) { |
| 925 | indices = (jint*)env->GetPrimitiveArrayCritical(outIndices, 0); |
| 926 | } |
| 927 | } |
| 928 | |
| 929 | // Load default style from attribute, if specified... |
| 930 | uint32_t defStyleBagTypeSetFlags = 0; |
| 931 | if (defStyleAttr != 0) { |
| 932 | Res_value value; |
| 933 | if (theme->getAttribute(defStyleAttr, &value, &defStyleBagTypeSetFlags) >= 0) { |
| 934 | if (value.dataType == Res_value::TYPE_REFERENCE) { |
| 935 | defStyleRes = value.data; |
| 936 | } |
| 937 | } |
| 938 | } |
| 939 | |
| 940 | // Retrieve the style class associated with the current XML tag. |
| 941 | int style = 0; |
| 942 | uint32_t styleBagTypeSetFlags = 0; |
| 943 | if (xmlParser != NULL) { |
| 944 | ssize_t idx = xmlParser->indexOfStyle(); |
| 945 | if (idx >= 0 && xmlParser->getAttributeValue(idx, &value) >= 0) { |
| 946 | if (value.dataType == value.TYPE_ATTRIBUTE) { |
| 947 | if (theme->getAttribute(value.data, &value, &styleBagTypeSetFlags) < 0) { |
| 948 | value.dataType = Res_value::TYPE_NULL; |
| 949 | } |
| 950 | } |
| 951 | if (value.dataType == value.TYPE_REFERENCE) { |
| 952 | style = value.data; |
| 953 | } |
| 954 | } |
| 955 | } |
| 956 | |
| 957 | // Now lock down the resource object and start pulling stuff from it. |
| 958 | res.lock(); |
| 959 | |
| 960 | // Retrieve the default style bag, if requested. |
| 961 | const ResTable::bag_entry* defStyleEnt = NULL; |
| 962 | uint32_t defStyleTypeSetFlags = 0; |
| 963 | ssize_t bagOff = defStyleRes != 0 |
| 964 | ? res.getBagLocked(defStyleRes, &defStyleEnt, &defStyleTypeSetFlags) : -1; |
| 965 | defStyleTypeSetFlags |= defStyleBagTypeSetFlags; |
| 966 | const ResTable::bag_entry* endDefStyleEnt = defStyleEnt + |
| 967 | (bagOff >= 0 ? bagOff : 0); |
| 968 | |
| 969 | // Retrieve the style class bag, if requested. |
| 970 | const ResTable::bag_entry* styleEnt = NULL; |
| 971 | uint32_t styleTypeSetFlags = 0; |
| 972 | bagOff = style != 0 ? res.getBagLocked(style, &styleEnt, &styleTypeSetFlags) : -1; |
| 973 | styleTypeSetFlags |= styleBagTypeSetFlags; |
| 974 | const ResTable::bag_entry* endStyleEnt = styleEnt + |
| 975 | (bagOff >= 0 ? bagOff : 0); |
| 976 | |
| 977 | // Retrieve the XML attributes, if requested. |
| 978 | const jsize NX = xmlParser ? xmlParser->getAttributeCount() : 0; |
| 979 | jsize ix=0; |
| 980 | uint32_t curXmlAttr = xmlParser ? xmlParser->getAttributeNameResID(ix) : 0; |
| 981 | |
| 982 | static const ssize_t kXmlBlock = 0x10000000; |
| 983 | |
| 984 | // Now iterate through all of the attributes that the client has requested, |
| 985 | // filling in each with whatever data we can find. |
| 986 | ssize_t block = 0; |
| 987 | uint32_t typeSetFlags; |
| 988 | for (jsize ii=0; ii<NI; ii++) { |
| 989 | const uint32_t curIdent = (uint32_t)src[ii]; |
| 990 | |
| 991 | // Try to find a value for this attribute... we prioritize values |
| 992 | // coming from, first XML attributes, then XML style, then default |
| 993 | // style, and finally the theme. |
| 994 | value.dataType = Res_value::TYPE_NULL; |
| 995 | value.data = 0; |
| 996 | typeSetFlags = 0; |
| 997 | |
| 998 | // Skip through XML attributes until the end or the next possible match. |
| 999 | while (ix < NX && curIdent > curXmlAttr) { |
| 1000 | ix++; |
| 1001 | curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| 1002 | } |
| 1003 | // Retrieve the current XML attribute if it matches, and step to next. |
| 1004 | if (ix < NX && curIdent == curXmlAttr) { |
| 1005 | block = kXmlBlock; |
| 1006 | xmlParser->getAttributeValue(ix, &value); |
| 1007 | ix++; |
| 1008 | curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| 1009 | } |
| 1010 | |
| 1011 | // Skip through the style values until the end or the next possible match. |
| 1012 | while (styleEnt < endStyleEnt && curIdent > styleEnt->map.name.ident) { |
| 1013 | styleEnt++; |
| 1014 | } |
| 1015 | // Retrieve the current style attribute if it matches, and step to next. |
| 1016 | if (styleEnt < endStyleEnt && curIdent == styleEnt->map.name.ident) { |
| 1017 | if (value.dataType == Res_value::TYPE_NULL) { |
| 1018 | block = styleEnt->stringBlock; |
| 1019 | typeSetFlags = styleTypeSetFlags; |
| 1020 | value = styleEnt->map.value; |
| 1021 | } |
| 1022 | styleEnt++; |
| 1023 | } |
| 1024 | |
| 1025 | // Skip through the default style values until the end or the next possible match. |
| 1026 | while (defStyleEnt < endDefStyleEnt && curIdent > defStyleEnt->map.name.ident) { |
| 1027 | defStyleEnt++; |
| 1028 | } |
| 1029 | // Retrieve the current default style attribute if it matches, and step to next. |
| 1030 | if (defStyleEnt < endDefStyleEnt && curIdent == defStyleEnt->map.name.ident) { |
| 1031 | if (value.dataType == Res_value::TYPE_NULL) { |
| 1032 | block = defStyleEnt->stringBlock; |
| 1033 | typeSetFlags = defStyleTypeSetFlags; |
| 1034 | value = defStyleEnt->map.value; |
| 1035 | } |
| 1036 | defStyleEnt++; |
| 1037 | } |
| 1038 | |
| 1039 | //printf("Attribute 0x%08x: type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| 1040 | uint32_t resid = 0; |
| 1041 | if (value.dataType != Res_value::TYPE_NULL) { |
| 1042 | // Take care of resolving the found resource to its final value. |
| 1043 | //printf("Resolving attribute reference\n"); |
| 1044 | ssize_t newBlock = theme->resolveAttributeReference(&value, block, &resid, &typeSetFlags); |
| 1045 | if (newBlock >= 0) block = newBlock; |
| 1046 | } else { |
| 1047 | // If we still don't have a value for this attribute, try to find |
| 1048 | // it in the theme! |
| 1049 | //printf("Looking up in theme\n"); |
| 1050 | ssize_t newBlock = theme->getAttribute(curIdent, &value, &typeSetFlags); |
| 1051 | if (newBlock >= 0) { |
| 1052 | //printf("Resolving resource reference\n"); |
| 1053 | newBlock = res.resolveReference(&value, block, &resid, &typeSetFlags); |
| 1054 | if (newBlock >= 0) block = newBlock; |
| 1055 | } |
| 1056 | } |
| 1057 | |
| 1058 | // Deal with the special @null value -- it turns back to TYPE_NULL. |
| 1059 | if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| 1060 | value.dataType = Res_value::TYPE_NULL; |
| 1061 | } |
| 1062 | |
| 1063 | //printf("Attribute 0x%08x: final type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| 1064 | |
| 1065 | // Write the final value back to Java. |
| 1066 | dest[STYLE_TYPE] = value.dataType; |
| 1067 | dest[STYLE_DATA] = value.data; |
| 1068 | dest[STYLE_ASSET_COOKIE] = |
| 1069 | block != kXmlBlock ? (jint)res.getTableCookie(block) : (jint)-1; |
| 1070 | dest[STYLE_RESOURCE_ID] = resid; |
| 1071 | dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| 1072 | |
| 1073 | if (indices != NULL && value.dataType != Res_value::TYPE_NULL) { |
| 1074 | indicesIdx++; |
| 1075 | indices[indicesIdx] = ii; |
| 1076 | } |
| 1077 | |
| 1078 | dest += STYLE_NUM_ENTRIES; |
| 1079 | } |
| 1080 | |
| 1081 | res.unlock(); |
| 1082 | |
| 1083 | if (indices != NULL) { |
| 1084 | indices[0] = indicesIdx; |
| 1085 | env->ReleasePrimitiveArrayCritical(outIndices, indices, 0); |
| 1086 | } |
| 1087 | env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| 1088 | env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| 1089 | |
| 1090 | return JNI_TRUE; |
| 1091 | } |
| 1092 | |
| 1093 | static jboolean android_content_AssetManager_retrieveAttributes(JNIEnv* env, jobject clazz, |
| 1094 | jint xmlParserToken, |
| 1095 | jintArray attrs, |
| 1096 | jintArray outValues, |
| 1097 | jintArray outIndices) |
| 1098 | { |
| 1099 | if (xmlParserToken == 0 || attrs == NULL || outValues == NULL) { |
| 1100 | doThrow(env, "java/lang/NullPointerException"); |
| 1101 | return JNI_FALSE; |
| 1102 | } |
| 1103 | |
| 1104 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1105 | if (am == NULL) { |
| 1106 | return JNI_FALSE; |
| 1107 | } |
| 1108 | const ResTable& res(am->getResources()); |
| 1109 | ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken; |
| 1110 | Res_value value; |
| 1111 | |
| 1112 | const jsize NI = env->GetArrayLength(attrs); |
| 1113 | const jsize NV = env->GetArrayLength(outValues); |
| 1114 | if (NV < (NI*STYLE_NUM_ENTRIES)) { |
| 1115 | doThrow(env, "java/lang/IndexOutOfBoundsException"); |
| 1116 | return JNI_FALSE; |
| 1117 | } |
| 1118 | |
| 1119 | jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0); |
| 1120 | if (src == NULL) { |
| 1121 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1122 | return JNI_FALSE; |
| 1123 | } |
| 1124 | |
| 1125 | jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| 1126 | jint* dest = baseDest; |
| 1127 | if (dest == NULL) { |
| 1128 | env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| 1129 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1130 | return JNI_FALSE; |
| 1131 | } |
| 1132 | |
| 1133 | jint* indices = NULL; |
| 1134 | int indicesIdx = 0; |
| 1135 | if (outIndices != NULL) { |
| 1136 | if (env->GetArrayLength(outIndices) > NI) { |
| 1137 | indices = (jint*)env->GetPrimitiveArrayCritical(outIndices, 0); |
| 1138 | } |
| 1139 | } |
| 1140 | |
| 1141 | // Now lock down the resource object and start pulling stuff from it. |
| 1142 | res.lock(); |
| 1143 | |
| 1144 | // Retrieve the XML attributes, if requested. |
| 1145 | const jsize NX = xmlParser->getAttributeCount(); |
| 1146 | jsize ix=0; |
| 1147 | uint32_t curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| 1148 | |
| 1149 | static const ssize_t kXmlBlock = 0x10000000; |
| 1150 | |
| 1151 | // Now iterate through all of the attributes that the client has requested, |
| 1152 | // filling in each with whatever data we can find. |
| 1153 | ssize_t block = 0; |
| 1154 | uint32_t typeSetFlags; |
| 1155 | for (jsize ii=0; ii<NI; ii++) { |
| 1156 | const uint32_t curIdent = (uint32_t)src[ii]; |
| 1157 | |
| 1158 | // Try to find a value for this attribute... |
| 1159 | value.dataType = Res_value::TYPE_NULL; |
| 1160 | value.data = 0; |
| 1161 | typeSetFlags = 0; |
| 1162 | |
| 1163 | // Skip through XML attributes until the end or the next possible match. |
| 1164 | while (ix < NX && curIdent > curXmlAttr) { |
| 1165 | ix++; |
| 1166 | curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| 1167 | } |
| 1168 | // Retrieve the current XML attribute if it matches, and step to next. |
| 1169 | if (ix < NX && curIdent == curXmlAttr) { |
| 1170 | block = kXmlBlock; |
| 1171 | xmlParser->getAttributeValue(ix, &value); |
| 1172 | ix++; |
| 1173 | curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| 1174 | } |
| 1175 | |
| 1176 | //printf("Attribute 0x%08x: type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| 1177 | uint32_t resid = 0; |
| 1178 | if (value.dataType != Res_value::TYPE_NULL) { |
| 1179 | // Take care of resolving the found resource to its final value. |
| 1180 | //printf("Resolving attribute reference\n"); |
| 1181 | ssize_t newBlock = res.resolveReference(&value, block, &resid, &typeSetFlags); |
| 1182 | if (newBlock >= 0) block = newBlock; |
| 1183 | } |
| 1184 | |
| 1185 | // Deal with the special @null value -- it turns back to TYPE_NULL. |
| 1186 | if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| 1187 | value.dataType = Res_value::TYPE_NULL; |
| 1188 | } |
| 1189 | |
| 1190 | //printf("Attribute 0x%08x: final type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| 1191 | |
| 1192 | // Write the final value back to Java. |
| 1193 | dest[STYLE_TYPE] = value.dataType; |
| 1194 | dest[STYLE_DATA] = value.data; |
| 1195 | dest[STYLE_ASSET_COOKIE] = |
| 1196 | block != kXmlBlock ? (jint)res.getTableCookie(block) : (jint)-1; |
| 1197 | dest[STYLE_RESOURCE_ID] = resid; |
| 1198 | dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| 1199 | |
| 1200 | if (indices != NULL && value.dataType != Res_value::TYPE_NULL) { |
| 1201 | indicesIdx++; |
| 1202 | indices[indicesIdx] = ii; |
| 1203 | } |
| 1204 | |
| 1205 | dest += STYLE_NUM_ENTRIES; |
| 1206 | } |
| 1207 | |
| 1208 | res.unlock(); |
| 1209 | |
| 1210 | if (indices != NULL) { |
| 1211 | indices[0] = indicesIdx; |
| 1212 | env->ReleasePrimitiveArrayCritical(outIndices, indices, 0); |
| 1213 | } |
| 1214 | |
| 1215 | env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| 1216 | env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| 1217 | |
| 1218 | return JNI_TRUE; |
| 1219 | } |
| 1220 | |
| 1221 | static jint android_content_AssetManager_getArraySize(JNIEnv* env, jobject clazz, |
| 1222 | jint id) |
| 1223 | { |
| 1224 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1225 | if (am == NULL) { |
| 1226 | return NULL; |
| 1227 | } |
| 1228 | const ResTable& res(am->getResources()); |
| 1229 | |
| 1230 | res.lock(); |
| 1231 | const ResTable::bag_entry* defStyleEnt = NULL; |
| 1232 | ssize_t bagOff = res.getBagLocked(id, &defStyleEnt); |
| 1233 | res.unlock(); |
| 1234 | |
| 1235 | return bagOff; |
| 1236 | } |
| 1237 | |
| 1238 | static jint android_content_AssetManager_retrieveArray(JNIEnv* env, jobject clazz, |
| 1239 | jint id, |
| 1240 | jintArray outValues) |
| 1241 | { |
| 1242 | if (outValues == NULL) { |
| 1243 | doThrow(env, "java/lang/NullPointerException"); |
| 1244 | return JNI_FALSE; |
| 1245 | } |
| 1246 | |
| 1247 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1248 | if (am == NULL) { |
| 1249 | return JNI_FALSE; |
| 1250 | } |
| 1251 | const ResTable& res(am->getResources()); |
| 1252 | Res_value value; |
| 1253 | ssize_t block; |
| 1254 | |
| 1255 | const jsize NV = env->GetArrayLength(outValues); |
| 1256 | |
| 1257 | jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| 1258 | jint* dest = baseDest; |
| 1259 | if (dest == NULL) { |
| 1260 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1261 | return JNI_FALSE; |
| 1262 | } |
| 1263 | |
| 1264 | // Now lock down the resource object and start pulling stuff from it. |
| 1265 | res.lock(); |
| 1266 | |
| 1267 | const ResTable::bag_entry* arrayEnt = NULL; |
| 1268 | uint32_t arrayTypeSetFlags = 0; |
| 1269 | ssize_t bagOff = res.getBagLocked(id, &arrayEnt, &arrayTypeSetFlags); |
| 1270 | const ResTable::bag_entry* endArrayEnt = arrayEnt + |
| 1271 | (bagOff >= 0 ? bagOff : 0); |
| 1272 | |
| 1273 | int i = 0; |
| 1274 | uint32_t typeSetFlags; |
| 1275 | while (i < NV && arrayEnt < endArrayEnt) { |
| 1276 | block = arrayEnt->stringBlock; |
| 1277 | typeSetFlags = arrayTypeSetFlags; |
| 1278 | value = arrayEnt->map.value; |
| 1279 | |
| 1280 | uint32_t resid = 0; |
| 1281 | if (value.dataType != Res_value::TYPE_NULL) { |
| 1282 | // Take care of resolving the found resource to its final value. |
| 1283 | //printf("Resolving attribute reference\n"); |
| 1284 | ssize_t newBlock = res.resolveReference(&value, block, &resid, &typeSetFlags); |
| 1285 | if (newBlock >= 0) block = newBlock; |
| 1286 | } |
| 1287 | |
| 1288 | // Deal with the special @null value -- it turns back to TYPE_NULL. |
| 1289 | if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| 1290 | value.dataType = Res_value::TYPE_NULL; |
| 1291 | } |
| 1292 | |
| 1293 | //printf("Attribute 0x%08x: final type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| 1294 | |
| 1295 | // Write the final value back to Java. |
| 1296 | dest[STYLE_TYPE] = value.dataType; |
| 1297 | dest[STYLE_DATA] = value.data; |
| 1298 | dest[STYLE_ASSET_COOKIE] = (jint)res.getTableCookie(block); |
| 1299 | dest[STYLE_RESOURCE_ID] = resid; |
| 1300 | dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| 1301 | dest += STYLE_NUM_ENTRIES; |
| 1302 | i+= STYLE_NUM_ENTRIES; |
| 1303 | arrayEnt++; |
| 1304 | } |
| 1305 | |
| 1306 | i /= STYLE_NUM_ENTRIES; |
| 1307 | |
| 1308 | res.unlock(); |
| 1309 | |
| 1310 | env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| 1311 | |
| 1312 | return i; |
| 1313 | } |
| 1314 | |
| 1315 | static jint android_content_AssetManager_openXmlAssetNative(JNIEnv* env, jobject clazz, |
| 1316 | jint cookie, |
| 1317 | jstring fileName) |
| 1318 | { |
| 1319 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1320 | if (am == NULL) { |
| 1321 | return 0; |
| 1322 | } |
| 1323 | |
| 1324 | LOGV("openXmlAsset in %p (Java object %p)\n", am, clazz); |
| 1325 | |
| 1326 | if (fileName == NULL || am == NULL) { |
| 1327 | doThrow(env, "java/lang/NullPointerException"); |
| 1328 | return 0; |
| 1329 | } |
| 1330 | |
| 1331 | const char* fileName8 = env->GetStringUTFChars(fileName, NULL); |
| 1332 | Asset* a = cookie |
| 1333 | ? am->openNonAsset((void*)cookie, fileName8, Asset::ACCESS_BUFFER) |
| 1334 | : am->openNonAsset(fileName8, Asset::ACCESS_BUFFER); |
| 1335 | |
| 1336 | if (a == NULL) { |
| 1337 | doThrow(env, "java/io/FileNotFoundException", fileName8); |
| 1338 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 1339 | return 0; |
| 1340 | } |
| 1341 | env->ReleaseStringUTFChars(fileName, fileName8); |
| 1342 | |
| 1343 | ResXMLTree* block = new ResXMLTree(); |
| 1344 | status_t err = block->setTo(a->getBuffer(true), a->getLength(), true); |
| 1345 | a->close(); |
| 1346 | delete a; |
| 1347 | |
| 1348 | if (err != NO_ERROR) { |
| 1349 | doThrow(env, "java/io/FileNotFoundException", "Corrupt XML binary file"); |
| 1350 | return 0; |
| 1351 | } |
| 1352 | |
| 1353 | return (jint)block; |
| 1354 | } |
| 1355 | |
| 1356 | static jintArray android_content_AssetManager_getArrayStringInfo(JNIEnv* env, jobject clazz, |
| 1357 | jint arrayResId) |
| 1358 | { |
| 1359 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1360 | if (am == NULL) { |
| 1361 | return NULL; |
| 1362 | } |
| 1363 | const ResTable& res(am->getResources()); |
| 1364 | |
| 1365 | const ResTable::bag_entry* startOfBag; |
| 1366 | const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| 1367 | if (N < 0) { |
| 1368 | return NULL; |
| 1369 | } |
| 1370 | |
| 1371 | jintArray array = env->NewIntArray(N * 2); |
| 1372 | if (array == NULL) { |
| 1373 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1374 | res.unlockBag(startOfBag); |
| 1375 | return NULL; |
| 1376 | } |
| 1377 | |
| 1378 | Res_value value; |
| 1379 | const ResTable::bag_entry* bag = startOfBag; |
| 1380 | for (size_t i = 0, j = 0; ((ssize_t)i)<N; i++, bag++) { |
| 1381 | jint stringIndex = -1; |
| 1382 | jint stringBlock = 0; |
| 1383 | value = bag->map.value; |
| 1384 | |
| 1385 | // Take care of resolving the found resource to its final value. |
| 1386 | stringBlock = res.resolveReference(&value, bag->stringBlock, NULL); |
| 1387 | if (value.dataType == Res_value::TYPE_STRING) { |
| 1388 | stringIndex = value.data; |
| 1389 | } |
| 1390 | |
| 1391 | //todo: It might be faster to allocate a C array to contain |
| 1392 | // the blocknums and indices, put them in there and then |
| 1393 | // do just one SetIntArrayRegion() |
| 1394 | env->SetIntArrayRegion(array, j, 1, &stringBlock); |
| 1395 | env->SetIntArrayRegion(array, j + 1, 1, &stringIndex); |
| 1396 | j = j + 2; |
| 1397 | } |
| 1398 | res.unlockBag(startOfBag); |
| 1399 | return array; |
| 1400 | } |
| 1401 | |
| 1402 | static jobjectArray android_content_AssetManager_getArrayStringResource(JNIEnv* env, jobject clazz, |
| 1403 | jint arrayResId) |
| 1404 | { |
| 1405 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1406 | if (am == NULL) { |
| 1407 | return NULL; |
| 1408 | } |
| 1409 | const ResTable& res(am->getResources()); |
| 1410 | |
| 1411 | jclass cls = env->FindClass("java/lang/String"); |
| 1412 | LOG_FATAL_IF(cls == NULL, "No string class?!?"); |
| 1413 | if (cls == NULL) { |
| 1414 | return NULL; |
| 1415 | } |
| 1416 | |
| 1417 | const ResTable::bag_entry* startOfBag; |
| 1418 | const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| 1419 | if (N < 0) { |
| 1420 | return NULL; |
| 1421 | } |
| 1422 | |
| 1423 | jobjectArray array = env->NewObjectArray(N, cls, NULL); |
| 1424 | if (array == NULL) { |
| 1425 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1426 | res.unlockBag(startOfBag); |
| 1427 | return NULL; |
| 1428 | } |
| 1429 | |
| 1430 | Res_value value; |
| 1431 | const ResTable::bag_entry* bag = startOfBag; |
| 1432 | size_t strLen = 0; |
| 1433 | for (size_t i=0; ((ssize_t)i)<N; i++, bag++) { |
| 1434 | value = bag->map.value; |
| 1435 | jstring str = NULL; |
| 1436 | |
| 1437 | // Take care of resolving the found resource to its final value. |
| 1438 | ssize_t block = res.resolveReference(&value, bag->stringBlock, NULL); |
| 1439 | if (value.dataType == Res_value::TYPE_STRING) { |
| 1440 | const char16_t* str16 = res.getTableStringBlock(block)->stringAt(value.data, &strLen); |
| 1441 | str = env->NewString(str16, strLen); |
| 1442 | if (str == NULL) { |
| 1443 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1444 | res.unlockBag(startOfBag); |
| 1445 | return NULL; |
| 1446 | } |
| 1447 | } |
| 1448 | |
| 1449 | env->SetObjectArrayElement(array, i, str); |
| 1450 | } |
| 1451 | res.unlockBag(startOfBag); |
| 1452 | return array; |
| 1453 | } |
| 1454 | |
| 1455 | static jintArray android_content_AssetManager_getArrayIntResource(JNIEnv* env, jobject clazz, |
| 1456 | jint arrayResId) |
| 1457 | { |
| 1458 | AssetManager* am = assetManagerForJavaObject(env, clazz); |
| 1459 | if (am == NULL) { |
| 1460 | return NULL; |
| 1461 | } |
| 1462 | const ResTable& res(am->getResources()); |
| 1463 | |
| 1464 | const ResTable::bag_entry* startOfBag; |
| 1465 | const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| 1466 | if (N < 0) { |
| 1467 | return NULL; |
| 1468 | } |
| 1469 | |
| 1470 | jintArray array = env->NewIntArray(N); |
| 1471 | if (array == NULL) { |
| 1472 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1473 | res.unlockBag(startOfBag); |
| 1474 | return NULL; |
| 1475 | } |
| 1476 | |
| 1477 | Res_value value; |
| 1478 | const ResTable::bag_entry* bag = startOfBag; |
| 1479 | for (size_t i=0; ((ssize_t)i)<N; i++, bag++) { |
| 1480 | value = bag->map.value; |
| 1481 | |
| 1482 | // Take care of resolving the found resource to its final value. |
| 1483 | ssize_t block = res.resolveReference(&value, bag->stringBlock, NULL); |
| 1484 | if (value.dataType >= Res_value::TYPE_FIRST_INT |
| 1485 | && value.dataType <= Res_value::TYPE_LAST_INT) { |
| 1486 | int intVal = value.data; |
| 1487 | env->SetIntArrayRegion(array, i, 1, &intVal); |
| 1488 | } |
| 1489 | } |
| 1490 | res.unlockBag(startOfBag); |
| 1491 | return array; |
| 1492 | } |
| 1493 | |
| 1494 | static void android_content_AssetManager_init(JNIEnv* env, jobject clazz) |
| 1495 | { |
| 1496 | AssetManager* am = new AssetManager(); |
| 1497 | if (am == NULL) { |
| 1498 | doThrow(env, "java/lang/OutOfMemoryError"); |
| 1499 | return; |
| 1500 | } |
| 1501 | |
| 1502 | am->addDefaultAssets(); |
| 1503 | |
| 1504 | LOGV("Created AssetManager %p for Java object %p\n", am, clazz); |
| 1505 | env->SetIntField(clazz, gAssetManagerOffsets.mObject, (jint)am); |
| 1506 | } |
| 1507 | |
| 1508 | static void android_content_AssetManager_destroy(JNIEnv* env, jobject clazz) |
| 1509 | { |
| 1510 | AssetManager* am = (AssetManager*) |
| 1511 | (env->GetIntField(clazz, gAssetManagerOffsets.mObject)); |
| 1512 | LOGV("Destroying AssetManager %p for Java object %p\n", am, clazz); |
| 1513 | if (am != NULL) { |
| 1514 | delete am; |
| 1515 | env->SetIntField(clazz, gAssetManagerOffsets.mObject, 0); |
| 1516 | } |
| 1517 | } |
| 1518 | |
| 1519 | static jint android_content_AssetManager_getGlobalAssetCount(JNIEnv* env, jobject clazz) |
| 1520 | { |
| 1521 | return Asset::getGlobalCount(); |
| 1522 | } |
| 1523 | |
| 1524 | static jint android_content_AssetManager_getGlobalAssetManagerCount(JNIEnv* env, jobject clazz) |
| 1525 | { |
| 1526 | return AssetManager::getGlobalCount(); |
| 1527 | } |
| 1528 | |
| 1529 | // ---------------------------------------------------------------------------- |
| 1530 | |
| 1531 | /* |
| 1532 | * JNI registration. |
| 1533 | */ |
| 1534 | static JNINativeMethod gAssetManagerMethods[] = { |
| 1535 | /* name, signature, funcPtr */ |
| 1536 | |
| 1537 | // Basic asset stuff. |
| 1538 | { "openAsset", "(Ljava/lang/String;I)I", |
| 1539 | (void*) android_content_AssetManager_openAsset }, |
| 1540 | { "openAssetFd", "(Ljava/lang/String;[J)Landroid/os/ParcelFileDescriptor;", |
| 1541 | (void*) android_content_AssetManager_openAssetFd }, |
| 1542 | { "openNonAssetNative", "(ILjava/lang/String;I)I", |
| 1543 | (void*) android_content_AssetManager_openNonAssetNative }, |
| 1544 | { "openNonAssetFdNative", "(ILjava/lang/String;[J)Landroid/os/ParcelFileDescriptor;", |
| 1545 | (void*) android_content_AssetManager_openNonAssetFdNative }, |
| 1546 | { "list", "(Ljava/lang/String;)[Ljava/lang/String;", |
| 1547 | (void*) android_content_AssetManager_list }, |
| 1548 | { "destroyAsset", "(I)V", |
| 1549 | (void*) android_content_AssetManager_destroyAsset }, |
| 1550 | { "readAssetChar", "(I)I", |
| 1551 | (void*) android_content_AssetManager_readAssetChar }, |
| 1552 | { "readAsset", "(I[BII)I", |
| 1553 | (void*) android_content_AssetManager_readAsset }, |
| 1554 | { "seekAsset", "(IJI)J", |
| 1555 | (void*) android_content_AssetManager_seekAsset }, |
| 1556 | { "getAssetLength", "(I)J", |
| 1557 | (void*) android_content_AssetManager_getAssetLength }, |
| 1558 | { "getAssetRemainingLength", "(I)J", |
| 1559 | (void*) android_content_AssetManager_getAssetRemainingLength }, |
| 1560 | { "addAssetPath", "(Ljava/lang/String;)I", |
| 1561 | (void*) android_content_AssetManager_addAssetPath }, |
| 1562 | { "isUpToDate", "()Z", |
| 1563 | (void*) android_content_AssetManager_isUpToDate }, |
| 1564 | |
| 1565 | // Resources. |
| 1566 | { "setLocale", "(Ljava/lang/String;)V", |
| 1567 | (void*) android_content_AssetManager_setLocale }, |
| 1568 | { "getLocales", "()[Ljava/lang/String;", |
| 1569 | (void*) android_content_AssetManager_getLocales }, |
| 1570 | { "setConfiguration", "(IILjava/lang/String;IIIIIIIII)V", |
| 1571 | (void*) android_content_AssetManager_setConfiguration }, |
| 1572 | { "getResourceIdentifier","(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)I", |
| 1573 | (void*) android_content_AssetManager_getResourceIdentifier }, |
| 1574 | { "getResourceName","(I)Ljava/lang/String;", |
| 1575 | (void*) android_content_AssetManager_getResourceName }, |
| 1576 | { "getResourcePackageName","(I)Ljava/lang/String;", |
| 1577 | (void*) android_content_AssetManager_getResourcePackageName }, |
| 1578 | { "getResourceTypeName","(I)Ljava/lang/String;", |
| 1579 | (void*) android_content_AssetManager_getResourceTypeName }, |
| 1580 | { "getResourceEntryName","(I)Ljava/lang/String;", |
| 1581 | (void*) android_content_AssetManager_getResourceEntryName }, |
| 1582 | { "loadResourceValue","(ILandroid/util/TypedValue;Z)I", |
| 1583 | (void*) android_content_AssetManager_loadResourceValue }, |
| 1584 | { "loadResourceBagValue","(IILandroid/util/TypedValue;Z)I", |
| 1585 | (void*) android_content_AssetManager_loadResourceBagValue }, |
| 1586 | { "getStringBlockCount","()I", |
| 1587 | (void*) android_content_AssetManager_getStringBlockCount }, |
| 1588 | { "getNativeStringBlock","(I)I", |
| 1589 | (void*) android_content_AssetManager_getNativeStringBlock }, |
| 1590 | { "getCookieName","(I)Ljava/lang/String;", |
| 1591 | (void*) android_content_AssetManager_getCookieName }, |
| 1592 | |
| 1593 | // Themes. |
| 1594 | { "newTheme", "()I", |
| 1595 | (void*) android_content_AssetManager_newTheme }, |
| 1596 | { "deleteTheme", "(I)V", |
| 1597 | (void*) android_content_AssetManager_deleteTheme }, |
| 1598 | { "applyThemeStyle", "(IIZ)V", |
| 1599 | (void*) android_content_AssetManager_applyThemeStyle }, |
| 1600 | { "copyTheme", "(II)V", |
| 1601 | (void*) android_content_AssetManager_copyTheme }, |
| 1602 | { "loadThemeAttributeValue", "(IILandroid/util/TypedValue;Z)I", |
| 1603 | (void*) android_content_AssetManager_loadThemeAttributeValue }, |
| 1604 | { "dumpTheme", "(IILjava/lang/String;Ljava/lang/String;)V", |
| 1605 | (void*) android_content_AssetManager_dumpTheme }, |
| 1606 | { "applyStyle","(IIII[I[I[I)Z", |
| 1607 | (void*) android_content_AssetManager_applyStyle }, |
| 1608 | { "retrieveAttributes","(I[I[I[I)Z", |
| 1609 | (void*) android_content_AssetManager_retrieveAttributes }, |
| 1610 | { "getArraySize","(I)I", |
| 1611 | (void*) android_content_AssetManager_getArraySize }, |
| 1612 | { "retrieveArray","(I[I)I", |
| 1613 | (void*) android_content_AssetManager_retrieveArray }, |
| 1614 | |
| 1615 | // XML files. |
| 1616 | { "openXmlAssetNative", "(ILjava/lang/String;)I", |
| 1617 | (void*) android_content_AssetManager_openXmlAssetNative }, |
| 1618 | |
| 1619 | // Arrays. |
| 1620 | { "getArrayStringResource","(I)[Ljava/lang/String;", |
| 1621 | (void*) android_content_AssetManager_getArrayStringResource }, |
| 1622 | { "getArrayStringInfo","(I)[I", |
| 1623 | (void*) android_content_AssetManager_getArrayStringInfo }, |
| 1624 | { "getArrayIntResource","(I)[I", |
| 1625 | (void*) android_content_AssetManager_getArrayIntResource }, |
| 1626 | |
| 1627 | // Bookkeeping. |
| 1628 | { "init", "()V", |
| 1629 | (void*) android_content_AssetManager_init }, |
| 1630 | { "destroy", "()V", |
| 1631 | (void*) android_content_AssetManager_destroy }, |
| 1632 | { "getGlobalAssetCount", "()I", |
| 1633 | (void*) android_content_AssetManager_getGlobalAssetCount }, |
| 1634 | { "getGlobalAssetManagerCount", "()I", |
| 1635 | (void*) android_content_AssetManager_getGlobalAssetCount }, |
| 1636 | }; |
| 1637 | |
| 1638 | int register_android_content_AssetManager(JNIEnv* env) |
| 1639 | { |
| 1640 | jclass typedValue = env->FindClass("android/util/TypedValue"); |
| 1641 | LOG_FATAL_IF(typedValue == NULL, "Unable to find class android/util/TypedValue"); |
| 1642 | gTypedValueOffsets.mType |
| 1643 | = env->GetFieldID(typedValue, "type", "I"); |
| 1644 | LOG_FATAL_IF(gTypedValueOffsets.mType == NULL, "Unable to find TypedValue.type"); |
| 1645 | gTypedValueOffsets.mData |
| 1646 | = env->GetFieldID(typedValue, "data", "I"); |
| 1647 | LOG_FATAL_IF(gTypedValueOffsets.mData == NULL, "Unable to find TypedValue.data"); |
| 1648 | gTypedValueOffsets.mString |
| 1649 | = env->GetFieldID(typedValue, "string", "Ljava/lang/CharSequence;"); |
| 1650 | LOG_FATAL_IF(gTypedValueOffsets.mString == NULL, "Unable to find TypedValue.string"); |
| 1651 | gTypedValueOffsets.mAssetCookie |
| 1652 | = env->GetFieldID(typedValue, "assetCookie", "I"); |
| 1653 | LOG_FATAL_IF(gTypedValueOffsets.mAssetCookie == NULL, "Unable to find TypedValue.assetCookie"); |
| 1654 | gTypedValueOffsets.mResourceId |
| 1655 | = env->GetFieldID(typedValue, "resourceId", "I"); |
| 1656 | LOG_FATAL_IF(gTypedValueOffsets.mResourceId == NULL, "Unable to find TypedValue.resourceId"); |
| 1657 | gTypedValueOffsets.mChangingConfigurations |
| 1658 | = env->GetFieldID(typedValue, "changingConfigurations", "I"); |
| 1659 | LOG_FATAL_IF(gTypedValueOffsets.mChangingConfigurations == NULL, "Unable to find TypedValue.changingConfigurations"); |
| 1660 | gTypedValueOffsets.mDensity = env->GetFieldID(typedValue, "density", "I"); |
| 1661 | LOG_FATAL_IF(gTypedValueOffsets.mDensity == NULL, "Unable to find TypedValue.density"); |
| 1662 | |
| 1663 | jclass assetFd = env->FindClass("android/content/res/AssetFileDescriptor"); |
| 1664 | LOG_FATAL_IF(assetFd == NULL, "Unable to find class android/content/res/AssetFileDescriptor"); |
| 1665 | gAssetFileDescriptorOffsets.mFd |
| 1666 | = env->GetFieldID(assetFd, "mFd", "Landroid/os/ParcelFileDescriptor;"); |
| 1667 | LOG_FATAL_IF(gAssetFileDescriptorOffsets.mFd == NULL, "Unable to find AssetFileDescriptor.mFd"); |
| 1668 | gAssetFileDescriptorOffsets.mStartOffset |
| 1669 | = env->GetFieldID(assetFd, "mStartOffset", "J"); |
| 1670 | LOG_FATAL_IF(gAssetFileDescriptorOffsets.mStartOffset == NULL, "Unable to find AssetFileDescriptor.mStartOffset"); |
| 1671 | gAssetFileDescriptorOffsets.mLength |
| 1672 | = env->GetFieldID(assetFd, "mLength", "J"); |
| 1673 | LOG_FATAL_IF(gAssetFileDescriptorOffsets.mLength == NULL, "Unable to find AssetFileDescriptor.mLength"); |
| 1674 | |
| 1675 | jclass assetManager = env->FindClass("android/content/res/AssetManager"); |
| 1676 | LOG_FATAL_IF(assetManager == NULL, "Unable to find class android/content/res/AssetManager"); |
| 1677 | gAssetManagerOffsets.mObject |
| 1678 | = env->GetFieldID(assetManager, "mObject", "I"); |
| 1679 | LOG_FATAL_IF(gAssetManagerOffsets.mObject == NULL, "Unable to find AssetManager.mObject"); |
| 1680 | |
| 1681 | g_stringClass = env->FindClass("java/lang/String"); |
| 1682 | |
| 1683 | return AndroidRuntime::registerNativeMethods(env, |
| 1684 | "android/content/res/AssetManager", gAssetManagerMethods, NELEM(gAssetManagerMethods)); |
| 1685 | } |
| 1686 | |
| 1687 | }; // namespace android |