| /* //device/libs/android_runtime/android_util_AssetManager.cpp |
| ** |
| ** Copyright 2006, The Android Open Source Project |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #define LOG_TAG "asset" |
| |
| #define DEBUG_STYLES(x) //x |
| #define THROW_ON_BAD_ID 0 |
| |
| #include <android_runtime/android_util_AssetManager.h> |
| |
| #include "jni.h" |
| #include "JNIHelp.h" |
| #include "ScopedStringChars.h" |
| #include "ScopedUtfChars.h" |
| #include "android_util_Binder.h" |
| #include <utils/misc.h> |
| #include <android_runtime/AndroidRuntime.h> |
| #include <utils/Log.h> |
| |
| #include <utils/Asset.h> |
| #include <utils/AssetManager.h> |
| #include <utils/ResourceTypes.h> |
| |
| #include <stdio.h> |
| |
| namespace android { |
| |
| // ---------------------------------------------------------------------------- |
| |
| static struct typedvalue_offsets_t |
| { |
| jfieldID mType; |
| jfieldID mData; |
| jfieldID mString; |
| jfieldID mAssetCookie; |
| jfieldID mResourceId; |
| jfieldID mChangingConfigurations; |
| jfieldID mDensity; |
| } gTypedValueOffsets; |
| |
| static struct assetfiledescriptor_offsets_t |
| { |
| jfieldID mFd; |
| jfieldID mStartOffset; |
| jfieldID mLength; |
| } gAssetFileDescriptorOffsets; |
| |
| static struct assetmanager_offsets_t |
| { |
| jfieldID mObject; |
| } gAssetManagerOffsets; |
| |
| jclass g_stringClass = NULL; |
| |
| // ---------------------------------------------------------------------------- |
| |
| enum { |
| STYLE_NUM_ENTRIES = 6, |
| STYLE_TYPE = 0, |
| STYLE_DATA = 1, |
| STYLE_ASSET_COOKIE = 2, |
| STYLE_RESOURCE_ID = 3, |
| STYLE_CHANGING_CONFIGURATIONS = 4, |
| STYLE_DENSITY = 5 |
| }; |
| |
| static jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table, |
| const Res_value& value, uint32_t ref, ssize_t block, |
| uint32_t typeSpecFlags, ResTable_config* config = NULL); |
| |
| jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table, |
| const Res_value& value, uint32_t ref, ssize_t block, |
| uint32_t typeSpecFlags, ResTable_config* config) |
| { |
| env->SetIntField(outValue, gTypedValueOffsets.mType, value.dataType); |
| env->SetIntField(outValue, gTypedValueOffsets.mAssetCookie, |
| (jint)table->getTableCookie(block)); |
| env->SetIntField(outValue, gTypedValueOffsets.mData, value.data); |
| env->SetObjectField(outValue, gTypedValueOffsets.mString, NULL); |
| env->SetIntField(outValue, gTypedValueOffsets.mResourceId, ref); |
| env->SetIntField(outValue, gTypedValueOffsets.mChangingConfigurations, |
| typeSpecFlags); |
| if (config != NULL) { |
| env->SetIntField(outValue, gTypedValueOffsets.mDensity, config->density); |
| } |
| return block; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| // this guy is exported to other jni routines |
| AssetManager* assetManagerForJavaObject(JNIEnv* env, jobject obj) |
| { |
| AssetManager* am = (AssetManager*)env->GetIntField(obj, gAssetManagerOffsets.mObject); |
| if (am != NULL) { |
| return am; |
| } |
| jniThrowException(env, "java/lang/IllegalStateException", "AssetManager has been finalized!"); |
| return NULL; |
| } |
| |
| static jint android_content_AssetManager_openAsset(JNIEnv* env, jobject clazz, |
| jstring fileName, jint mode) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| |
| ALOGV("openAsset in %p (Java object %p)\n", am, clazz); |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return -1; |
| } |
| |
| if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM |
| && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) { |
| jniThrowException(env, "java/lang/IllegalArgumentException", "Bad access mode"); |
| return -1; |
| } |
| |
| Asset* a = am->open(fileName8.c_str(), (Asset::AccessMode)mode); |
| |
| if (a == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return -1; |
| } |
| |
| //printf("Created Asset Stream: %p\n", a); |
| |
| return (jint)a; |
| } |
| |
| static jobject returnParcelFileDescriptor(JNIEnv* env, Asset* a, jlongArray outOffsets) |
| { |
| off64_t startOffset, length; |
| int fd = a->openFileDescriptor(&startOffset, &length); |
| delete a; |
| |
| if (fd < 0) { |
| jniThrowException(env, "java/io/FileNotFoundException", |
| "This file can not be opened as a file descriptor; it is probably compressed"); |
| return NULL; |
| } |
| |
| jlong* offsets = (jlong*)env->GetPrimitiveArrayCritical(outOffsets, 0); |
| if (offsets == NULL) { |
| close(fd); |
| return NULL; |
| } |
| |
| offsets[0] = startOffset; |
| offsets[1] = length; |
| |
| env->ReleasePrimitiveArrayCritical(outOffsets, offsets, 0); |
| |
| jobject fileDesc = jniCreateFileDescriptor(env, fd); |
| if (fileDesc == NULL) { |
| close(fd); |
| return NULL; |
| } |
| |
| return newParcelFileDescriptor(env, fileDesc); |
| } |
| |
| static jobject android_content_AssetManager_openAssetFd(JNIEnv* env, jobject clazz, |
| jstring fileName, jlongArray outOffsets) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ALOGV("openAssetFd in %p (Java object %p)\n", am, clazz); |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return NULL; |
| } |
| |
| Asset* a = am->open(fileName8.c_str(), Asset::ACCESS_RANDOM); |
| |
| if (a == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return NULL; |
| } |
| |
| //printf("Created Asset Stream: %p\n", a); |
| |
| return returnParcelFileDescriptor(env, a, outOffsets); |
| } |
| |
| static jint android_content_AssetManager_openNonAssetNative(JNIEnv* env, jobject clazz, |
| jint cookie, |
| jstring fileName, |
| jint mode) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| |
| ALOGV("openNonAssetNative in %p (Java object %p)\n", am, clazz); |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return -1; |
| } |
| |
| if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM |
| && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) { |
| jniThrowException(env, "java/lang/IllegalArgumentException", "Bad access mode"); |
| return -1; |
| } |
| |
| Asset* a = cookie |
| ? am->openNonAsset((void*)cookie, fileName8.c_str(), (Asset::AccessMode)mode) |
| : am->openNonAsset(fileName8.c_str(), (Asset::AccessMode)mode); |
| |
| if (a == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return -1; |
| } |
| |
| //printf("Created Asset Stream: %p\n", a); |
| |
| return (jint)a; |
| } |
| |
| static jobject android_content_AssetManager_openNonAssetFdNative(JNIEnv* env, jobject clazz, |
| jint cookie, |
| jstring fileName, |
| jlongArray outOffsets) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ALOGV("openNonAssetFd in %p (Java object %p)\n", am, clazz); |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return NULL; |
| } |
| |
| Asset* a = cookie |
| ? am->openNonAsset((void*)cookie, fileName8.c_str(), Asset::ACCESS_RANDOM) |
| : am->openNonAsset(fileName8.c_str(), Asset::ACCESS_RANDOM); |
| |
| if (a == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return NULL; |
| } |
| |
| //printf("Created Asset Stream: %p\n", a); |
| |
| return returnParcelFileDescriptor(env, a, outOffsets); |
| } |
| |
| static jobjectArray android_content_AssetManager_list(JNIEnv* env, jobject clazz, |
| jstring fileName) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return NULL; |
| } |
| |
| AssetDir* dir = am->openDir(fileName8.c_str()); |
| |
| if (dir == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return NULL; |
| } |
| |
| jclass cls = env->FindClass("java/lang/String"); |
| LOG_FATAL_IF(cls == NULL, "No string class?!?"); |
| if (cls == NULL) { |
| delete dir; |
| return NULL; |
| } |
| |
| size_t N = dir->getFileCount(); |
| |
| jobjectArray array = env->NewObjectArray(dir->getFileCount(), |
| cls, NULL); |
| if (array == NULL) { |
| delete dir; |
| return NULL; |
| } |
| |
| for (size_t i=0; i<N; i++) { |
| const String8& name = dir->getFileName(i); |
| jstring str = env->NewStringUTF(name.string()); |
| if (str == NULL) { |
| delete dir; |
| return NULL; |
| } |
| env->SetObjectArrayElement(array, i, str); |
| env->DeleteLocalRef(str); |
| } |
| |
| delete dir; |
| |
| return array; |
| } |
| |
| static void android_content_AssetManager_destroyAsset(JNIEnv* env, jobject clazz, |
| jint asset) |
| { |
| Asset* a = (Asset*)asset; |
| |
| //printf("Destroying Asset Stream: %p\n", a); |
| |
| if (a == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return; |
| } |
| |
| delete a; |
| } |
| |
| static jint android_content_AssetManager_readAssetChar(JNIEnv* env, jobject clazz, |
| jint asset) |
| { |
| Asset* a = (Asset*)asset; |
| |
| if (a == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return -1; |
| } |
| |
| uint8_t b; |
| ssize_t res = a->read(&b, 1); |
| return res == 1 ? b : -1; |
| } |
| |
| static jint android_content_AssetManager_readAsset(JNIEnv* env, jobject clazz, |
| jint asset, jbyteArray bArray, |
| jint off, jint len) |
| { |
| Asset* a = (Asset*)asset; |
| |
| if (a == NULL || bArray == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return -1; |
| } |
| |
| if (len == 0) { |
| return 0; |
| } |
| |
| jsize bLen = env->GetArrayLength(bArray); |
| if (off < 0 || off >= bLen || len < 0 || len > bLen || (off+len) > bLen) { |
| jniThrowException(env, "java/lang/IndexOutOfBoundsException", ""); |
| return -1; |
| } |
| |
| jbyte* b = env->GetByteArrayElements(bArray, NULL); |
| ssize_t res = a->read(b+off, len); |
| env->ReleaseByteArrayElements(bArray, b, 0); |
| |
| if (res > 0) return res; |
| |
| if (res < 0) { |
| jniThrowException(env, "java/io/IOException", ""); |
| } |
| return -1; |
| } |
| |
| static jlong android_content_AssetManager_seekAsset(JNIEnv* env, jobject clazz, |
| jint asset, |
| jlong offset, jint whence) |
| { |
| Asset* a = (Asset*)asset; |
| |
| if (a == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return -1; |
| } |
| |
| return a->seek( |
| offset, (whence > 0) ? SEEK_END : (whence < 0 ? SEEK_SET : SEEK_CUR)); |
| } |
| |
| static jlong android_content_AssetManager_getAssetLength(JNIEnv* env, jobject clazz, |
| jint asset) |
| { |
| Asset* a = (Asset*)asset; |
| |
| if (a == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return -1; |
| } |
| |
| return a->getLength(); |
| } |
| |
| static jlong android_content_AssetManager_getAssetRemainingLength(JNIEnv* env, jobject clazz, |
| jint asset) |
| { |
| Asset* a = (Asset*)asset; |
| |
| if (a == NULL) { |
| jniThrowNullPointerException(env, "asset"); |
| return -1; |
| } |
| |
| return a->getRemainingLength(); |
| } |
| |
| static jint android_content_AssetManager_addAssetPath(JNIEnv* env, jobject clazz, |
| jstring path) |
| { |
| ScopedUtfChars path8(env, path); |
| if (path8.c_str() == NULL) { |
| return 0; |
| } |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| |
| void* cookie; |
| bool res = am->addAssetPath(String8(path8.c_str()), &cookie); |
| |
| return (res) ? (jint)cookie : 0; |
| } |
| |
| static jboolean android_content_AssetManager_isUpToDate(JNIEnv* env, jobject clazz) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return JNI_TRUE; |
| } |
| return am->isUpToDate() ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static void android_content_AssetManager_setLocale(JNIEnv* env, jobject clazz, |
| jstring locale) |
| { |
| ScopedUtfChars locale8(env, locale); |
| if (locale8.c_str() == NULL) { |
| return; |
| } |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return; |
| } |
| |
| am->setLocale(locale8.c_str()); |
| } |
| |
| static jobjectArray android_content_AssetManager_getLocales(JNIEnv* env, jobject clazz) |
| { |
| Vector<String8> locales; |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| am->getLocales(&locales); |
| |
| const int N = locales.size(); |
| |
| jobjectArray result = env->NewObjectArray(N, g_stringClass, NULL); |
| if (result == NULL) { |
| return NULL; |
| } |
| |
| for (int i=0; i<N; i++) { |
| jstring str = env->NewStringUTF(locales[i].string()); |
| if (str == NULL) { |
| return NULL; |
| } |
| env->SetObjectArrayElement(result, i, str); |
| env->DeleteLocalRef(str); |
| } |
| |
| return result; |
| } |
| |
| static void android_content_AssetManager_setConfiguration(JNIEnv* env, jobject clazz, |
| jint mcc, jint mnc, |
| jstring locale, jint orientation, |
| jint touchscreen, jint density, |
| jint keyboard, jint keyboardHidden, |
| jint navigation, |
| jint screenWidth, jint screenHeight, |
| jint smallestScreenWidthDp, |
| jint screenWidthDp, jint screenHeightDp, |
| jint screenLayout, jint uiMode, |
| jint sdkVersion) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return; |
| } |
| |
| ResTable_config config; |
| memset(&config, 0, sizeof(config)); |
| |
| const char* locale8 = locale != NULL ? env->GetStringUTFChars(locale, NULL) : NULL; |
| |
| config.mcc = (uint16_t)mcc; |
| config.mnc = (uint16_t)mnc; |
| config.orientation = (uint8_t)orientation; |
| config.touchscreen = (uint8_t)touchscreen; |
| config.density = (uint16_t)density; |
| config.keyboard = (uint8_t)keyboard; |
| config.inputFlags = (uint8_t)keyboardHidden; |
| config.navigation = (uint8_t)navigation; |
| config.screenWidth = (uint16_t)screenWidth; |
| config.screenHeight = (uint16_t)screenHeight; |
| config.smallestScreenWidthDp = (uint16_t)smallestScreenWidthDp; |
| config.screenWidthDp = (uint16_t)screenWidthDp; |
| config.screenHeightDp = (uint16_t)screenHeightDp; |
| config.screenLayout = (uint8_t)screenLayout; |
| config.uiMode = (uint8_t)uiMode; |
| config.sdkVersion = (uint16_t)sdkVersion; |
| config.minorVersion = 0; |
| am->setConfiguration(config, locale8); |
| |
| if (locale != NULL) env->ReleaseStringUTFChars(locale, locale8); |
| } |
| |
| static jint android_content_AssetManager_getResourceIdentifier(JNIEnv* env, jobject clazz, |
| jstring name, |
| jstring defType, |
| jstring defPackage) |
| { |
| ScopedStringChars name16(env, name); |
| if (name16.get() == NULL) { |
| return 0; |
| } |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| |
| const char16_t* defType16 = defType |
| ? env->GetStringChars(defType, NULL) : NULL; |
| jsize defTypeLen = defType |
| ? env->GetStringLength(defType) : 0; |
| const char16_t* defPackage16 = defPackage |
| ? env->GetStringChars(defPackage, NULL) : NULL; |
| jsize defPackageLen = defPackage |
| ? env->GetStringLength(defPackage) : 0; |
| |
| jint ident = am->getResources().identifierForName( |
| name16.get(), name16.size(), defType16, defTypeLen, defPackage16, defPackageLen); |
| |
| if (defPackage16) { |
| env->ReleaseStringChars(defPackage, defPackage16); |
| } |
| if (defType16) { |
| env->ReleaseStringChars(defType, defType16); |
| } |
| |
| return ident; |
| } |
| |
| static jstring android_content_AssetManager_getResourceName(JNIEnv* env, jobject clazz, |
| jint resid) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ResTable::resource_name name; |
| if (!am->getResources().getResourceName(resid, &name)) { |
| return NULL; |
| } |
| |
| String16 str; |
| if (name.package != NULL) { |
| str.setTo(name.package, name.packageLen); |
| } |
| if (name.type != NULL) { |
| if (str.size() > 0) { |
| char16_t div = ':'; |
| str.append(&div, 1); |
| } |
| str.append(name.type, name.typeLen); |
| } |
| if (name.name != NULL) { |
| if (str.size() > 0) { |
| char16_t div = '/'; |
| str.append(&div, 1); |
| } |
| str.append(name.name, name.nameLen); |
| } |
| |
| return env->NewString((const jchar*)str.string(), str.size()); |
| } |
| |
| static jstring android_content_AssetManager_getResourcePackageName(JNIEnv* env, jobject clazz, |
| jint resid) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ResTable::resource_name name; |
| if (!am->getResources().getResourceName(resid, &name)) { |
| return NULL; |
| } |
| |
| if (name.package != NULL) { |
| return env->NewString((const jchar*)name.package, name.packageLen); |
| } |
| |
| return NULL; |
| } |
| |
| static jstring android_content_AssetManager_getResourceTypeName(JNIEnv* env, jobject clazz, |
| jint resid) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ResTable::resource_name name; |
| if (!am->getResources().getResourceName(resid, &name)) { |
| return NULL; |
| } |
| |
| if (name.type != NULL) { |
| return env->NewString((const jchar*)name.type, name.typeLen); |
| } |
| |
| return NULL; |
| } |
| |
| static jstring android_content_AssetManager_getResourceEntryName(JNIEnv* env, jobject clazz, |
| jint resid) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| |
| ResTable::resource_name name; |
| if (!am->getResources().getResourceName(resid, &name)) { |
| return NULL; |
| } |
| |
| if (name.name != NULL) { |
| return env->NewString((const jchar*)name.name, name.nameLen); |
| } |
| |
| return NULL; |
| } |
| |
| static jint android_content_AssetManager_loadResourceValue(JNIEnv* env, jobject clazz, |
| jint ident, |
| jshort density, |
| jobject outValue, |
| jboolean resolve) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| const ResTable& res(am->getResources()); |
| |
| Res_value value; |
| ResTable_config config; |
| uint32_t typeSpecFlags; |
| ssize_t block = res.getResource(ident, &value, false, density, &typeSpecFlags, &config); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return 0; |
| } |
| #endif |
| uint32_t ref = ident; |
| if (resolve) { |
| block = res.resolveReference(&value, block, &ref); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return 0; |
| } |
| #endif |
| } |
| return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags, &config) : block; |
| } |
| |
| static jint android_content_AssetManager_loadResourceBagValue(JNIEnv* env, jobject clazz, |
| jint ident, jint bagEntryId, |
| jobject outValue, jboolean resolve) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| const ResTable& res(am->getResources()); |
| |
| // Now lock down the resource object and start pulling stuff from it. |
| res.lock(); |
| |
| ssize_t block = -1; |
| Res_value value; |
| |
| const ResTable::bag_entry* entry = NULL; |
| uint32_t typeSpecFlags; |
| ssize_t entryCount = res.getBagLocked(ident, &entry, &typeSpecFlags); |
| |
| for (ssize_t i=0; i<entryCount; i++) { |
| if (((uint32_t)bagEntryId) == entry->map.name.ident) { |
| block = entry->stringBlock; |
| value = entry->map.value; |
| } |
| entry++; |
| } |
| |
| res.unlock(); |
| |
| if (block < 0) { |
| return block; |
| } |
| |
| uint32_t ref = ident; |
| if (resolve) { |
| block = res.resolveReference(&value, block, &ref, &typeSpecFlags); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return 0; |
| } |
| #endif |
| } |
| return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags) : block; |
| } |
| |
| static jint android_content_AssetManager_getStringBlockCount(JNIEnv* env, jobject clazz) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| return am->getResources().getTableCount(); |
| } |
| |
| static jint android_content_AssetManager_getNativeStringBlock(JNIEnv* env, jobject clazz, |
| jint block) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| return (jint)am->getResources().getTableStringBlock(block); |
| } |
| |
| static jstring android_content_AssetManager_getCookieName(JNIEnv* env, jobject clazz, |
| jint cookie) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| String8 name(am->getAssetPath((void*)cookie)); |
| if (name.length() == 0) { |
| jniThrowException(env, "java/lang/IndexOutOfBoundsException", "Empty cookie name"); |
| return NULL; |
| } |
| jstring str = env->NewStringUTF(name.string()); |
| return str; |
| } |
| |
| static jint android_content_AssetManager_newTheme(JNIEnv* env, jobject clazz) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| return (jint)(new ResTable::Theme(am->getResources())); |
| } |
| |
| static void android_content_AssetManager_deleteTheme(JNIEnv* env, jobject clazz, |
| jint themeInt) |
| { |
| ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| delete theme; |
| } |
| |
| static void android_content_AssetManager_applyThemeStyle(JNIEnv* env, jobject clazz, |
| jint themeInt, |
| jint styleRes, |
| jboolean force) |
| { |
| ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| theme->applyStyle(styleRes, force ? true : false); |
| } |
| |
| static void android_content_AssetManager_copyTheme(JNIEnv* env, jobject clazz, |
| jint destInt, jint srcInt) |
| { |
| ResTable::Theme* dest = (ResTable::Theme*)destInt; |
| ResTable::Theme* src = (ResTable::Theme*)srcInt; |
| dest->setTo(*src); |
| } |
| |
| static jint android_content_AssetManager_loadThemeAttributeValue( |
| JNIEnv* env, jobject clazz, jint themeInt, jint ident, jobject outValue, jboolean resolve) |
| { |
| ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| const ResTable& res(theme->getResTable()); |
| |
| Res_value value; |
| // XXX value could be different in different configs! |
| uint32_t typeSpecFlags = 0; |
| ssize_t block = theme->getAttribute(ident, &value, &typeSpecFlags); |
| uint32_t ref = 0; |
| if (resolve) { |
| block = res.resolveReference(&value, block, &ref, &typeSpecFlags); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return 0; |
| } |
| #endif |
| } |
| return block >= 0 ? copyValue(env, outValue, &res, value, ref, block, typeSpecFlags) : block; |
| } |
| |
| static void android_content_AssetManager_dumpTheme(JNIEnv* env, jobject clazz, |
| jint themeInt, jint pri, |
| jstring tag, jstring prefix) |
| { |
| ResTable::Theme* theme = (ResTable::Theme*)themeInt; |
| const ResTable& res(theme->getResTable()); |
| |
| // XXX Need to use params. |
| theme->dumpToLog(); |
| } |
| |
| static jboolean android_content_AssetManager_applyStyle(JNIEnv* env, jobject clazz, |
| jint themeToken, |
| jint defStyleAttr, |
| jint defStyleRes, |
| jint xmlParserToken, |
| jintArray attrs, |
| jintArray outValues, |
| jintArray outIndices) |
| { |
| if (themeToken == 0) { |
| jniThrowNullPointerException(env, "theme token"); |
| return JNI_FALSE; |
| } |
| if (attrs == NULL) { |
| jniThrowNullPointerException(env, "attrs"); |
| return JNI_FALSE; |
| } |
| if (outValues == NULL) { |
| jniThrowNullPointerException(env, "out values"); |
| return JNI_FALSE; |
| } |
| |
| DEBUG_STYLES(LOGI("APPLY STYLE: theme=0x%x defStyleAttr=0x%x defStyleRes=0x%x xml=0x%x", |
| themeToken, defStyleAttr, defStyleRes, xmlParserToken)); |
| |
| ResTable::Theme* theme = (ResTable::Theme*)themeToken; |
| const ResTable& res = theme->getResTable(); |
| ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken; |
| ResTable_config config; |
| Res_value value; |
| |
| const jsize NI = env->GetArrayLength(attrs); |
| const jsize NV = env->GetArrayLength(outValues); |
| if (NV < (NI*STYLE_NUM_ENTRIES)) { |
| jniThrowException(env, "java/lang/IndexOutOfBoundsException", "out values too small"); |
| return JNI_FALSE; |
| } |
| |
| jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0); |
| if (src == NULL) { |
| return JNI_FALSE; |
| } |
| |
| jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| jint* dest = baseDest; |
| if (dest == NULL) { |
| env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| return JNI_FALSE; |
| } |
| |
| jint* indices = NULL; |
| int indicesIdx = 0; |
| if (outIndices != NULL) { |
| if (env->GetArrayLength(outIndices) > NI) { |
| indices = (jint*)env->GetPrimitiveArrayCritical(outIndices, 0); |
| } |
| } |
| |
| // Load default style from attribute, if specified... |
| uint32_t defStyleBagTypeSetFlags = 0; |
| if (defStyleAttr != 0) { |
| Res_value value; |
| if (theme->getAttribute(defStyleAttr, &value, &defStyleBagTypeSetFlags) >= 0) { |
| if (value.dataType == Res_value::TYPE_REFERENCE) { |
| defStyleRes = value.data; |
| } |
| } |
| } |
| |
| // Retrieve the style class associated with the current XML tag. |
| int style = 0; |
| uint32_t styleBagTypeSetFlags = 0; |
| if (xmlParser != NULL) { |
| ssize_t idx = xmlParser->indexOfStyle(); |
| if (idx >= 0 && xmlParser->getAttributeValue(idx, &value) >= 0) { |
| if (value.dataType == value.TYPE_ATTRIBUTE) { |
| if (theme->getAttribute(value.data, &value, &styleBagTypeSetFlags) < 0) { |
| value.dataType = Res_value::TYPE_NULL; |
| } |
| } |
| if (value.dataType == value.TYPE_REFERENCE) { |
| style = value.data; |
| } |
| } |
| } |
| |
| // Now lock down the resource object and start pulling stuff from it. |
| res.lock(); |
| |
| // Retrieve the default style bag, if requested. |
| const ResTable::bag_entry* defStyleEnt = NULL; |
| uint32_t defStyleTypeSetFlags = 0; |
| ssize_t bagOff = defStyleRes != 0 |
| ? res.getBagLocked(defStyleRes, &defStyleEnt, &defStyleTypeSetFlags) : -1; |
| defStyleTypeSetFlags |= defStyleBagTypeSetFlags; |
| const ResTable::bag_entry* endDefStyleEnt = defStyleEnt + |
| (bagOff >= 0 ? bagOff : 0); |
| |
| // Retrieve the style class bag, if requested. |
| const ResTable::bag_entry* styleEnt = NULL; |
| uint32_t styleTypeSetFlags = 0; |
| bagOff = style != 0 ? res.getBagLocked(style, &styleEnt, &styleTypeSetFlags) : -1; |
| styleTypeSetFlags |= styleBagTypeSetFlags; |
| const ResTable::bag_entry* endStyleEnt = styleEnt + |
| (bagOff >= 0 ? bagOff : 0); |
| |
| // Retrieve the XML attributes, if requested. |
| const jsize NX = xmlParser ? xmlParser->getAttributeCount() : 0; |
| jsize ix=0; |
| uint32_t curXmlAttr = xmlParser ? xmlParser->getAttributeNameResID(ix) : 0; |
| |
| static const ssize_t kXmlBlock = 0x10000000; |
| |
| // Now iterate through all of the attributes that the client has requested, |
| // filling in each with whatever data we can find. |
| ssize_t block = 0; |
| uint32_t typeSetFlags; |
| for (jsize ii=0; ii<NI; ii++) { |
| const uint32_t curIdent = (uint32_t)src[ii]; |
| |
| DEBUG_STYLES(LOGI("RETRIEVING ATTR 0x%08x...", curIdent)); |
| |
| // Try to find a value for this attribute... we prioritize values |
| // coming from, first XML attributes, then XML style, then default |
| // style, and finally the theme. |
| value.dataType = Res_value::TYPE_NULL; |
| value.data = 0; |
| typeSetFlags = 0; |
| config.density = 0; |
| |
| // Skip through XML attributes until the end or the next possible match. |
| while (ix < NX && curIdent > curXmlAttr) { |
| ix++; |
| curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| } |
| // Retrieve the current XML attribute if it matches, and step to next. |
| if (ix < NX && curIdent == curXmlAttr) { |
| block = kXmlBlock; |
| xmlParser->getAttributeValue(ix, &value); |
| ix++; |
| curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| DEBUG_STYLES(LOGI("-> From XML: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| } |
| |
| // Skip through the style values until the end or the next possible match. |
| while (styleEnt < endStyleEnt && curIdent > styleEnt->map.name.ident) { |
| styleEnt++; |
| } |
| // Retrieve the current style attribute if it matches, and step to next. |
| if (styleEnt < endStyleEnt && curIdent == styleEnt->map.name.ident) { |
| if (value.dataType == Res_value::TYPE_NULL) { |
| block = styleEnt->stringBlock; |
| typeSetFlags = styleTypeSetFlags; |
| value = styleEnt->map.value; |
| DEBUG_STYLES(LOGI("-> From style: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| } |
| styleEnt++; |
| } |
| |
| // Skip through the default style values until the end or the next possible match. |
| while (defStyleEnt < endDefStyleEnt && curIdent > defStyleEnt->map.name.ident) { |
| defStyleEnt++; |
| } |
| // Retrieve the current default style attribute if it matches, and step to next. |
| if (defStyleEnt < endDefStyleEnt && curIdent == defStyleEnt->map.name.ident) { |
| if (value.dataType == Res_value::TYPE_NULL) { |
| block = defStyleEnt->stringBlock; |
| typeSetFlags = defStyleTypeSetFlags; |
| value = defStyleEnt->map.value; |
| DEBUG_STYLES(LOGI("-> From def style: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| } |
| defStyleEnt++; |
| } |
| |
| uint32_t resid = 0; |
| if (value.dataType != Res_value::TYPE_NULL) { |
| // Take care of resolving the found resource to its final value. |
| ssize_t newBlock = theme->resolveAttributeReference(&value, block, |
| &resid, &typeSetFlags, &config); |
| if (newBlock >= 0) block = newBlock; |
| DEBUG_STYLES(LOGI("-> Resolved attr: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| } else { |
| // If we still don't have a value for this attribute, try to find |
| // it in the theme! |
| ssize_t newBlock = theme->getAttribute(curIdent, &value, &typeSetFlags); |
| if (newBlock >= 0) { |
| DEBUG_STYLES(LOGI("-> From theme: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| newBlock = res.resolveReference(&value, block, &resid, |
| &typeSetFlags, &config); |
| #if THROW_ON_BAD_ID |
| if (newBlock == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return JNI_FALSE; |
| } |
| #endif |
| if (newBlock >= 0) block = newBlock; |
| DEBUG_STYLES(LOGI("-> Resolved theme: type=0x%x, data=0x%08x", |
| value.dataType, value.data)); |
| } |
| } |
| |
| // Deal with the special @null value -- it turns back to TYPE_NULL. |
| if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| DEBUG_STYLES(LOGI("-> Setting to @null!")); |
| value.dataType = Res_value::TYPE_NULL; |
| block = kXmlBlock; |
| } |
| |
| DEBUG_STYLES(LOGI("Attribute 0x%08x: type=0x%x, data=0x%08x", |
| curIdent, value.dataType, value.data)); |
| |
| // Write the final value back to Java. |
| dest[STYLE_TYPE] = value.dataType; |
| dest[STYLE_DATA] = value.data; |
| dest[STYLE_ASSET_COOKIE] = |
| block != kXmlBlock ? (jint)res.getTableCookie(block) : (jint)-1; |
| dest[STYLE_RESOURCE_ID] = resid; |
| dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| dest[STYLE_DENSITY] = config.density; |
| |
| if (indices != NULL && value.dataType != Res_value::TYPE_NULL) { |
| indicesIdx++; |
| indices[indicesIdx] = ii; |
| } |
| |
| dest += STYLE_NUM_ENTRIES; |
| } |
| |
| res.unlock(); |
| |
| if (indices != NULL) { |
| indices[0] = indicesIdx; |
| env->ReleasePrimitiveArrayCritical(outIndices, indices, 0); |
| } |
| env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| |
| return JNI_TRUE; |
| } |
| |
| static jboolean android_content_AssetManager_retrieveAttributes(JNIEnv* env, jobject clazz, |
| jint xmlParserToken, |
| jintArray attrs, |
| jintArray outValues, |
| jintArray outIndices) |
| { |
| if (xmlParserToken == 0) { |
| jniThrowNullPointerException(env, "xmlParserToken"); |
| return JNI_FALSE; |
| } |
| if (attrs == NULL) { |
| jniThrowNullPointerException(env, "attrs"); |
| return JNI_FALSE; |
| } |
| if (outValues == NULL) { |
| jniThrowNullPointerException(env, "out values"); |
| return JNI_FALSE; |
| } |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return JNI_FALSE; |
| } |
| const ResTable& res(am->getResources()); |
| ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken; |
| ResTable_config config; |
| Res_value value; |
| |
| const jsize NI = env->GetArrayLength(attrs); |
| const jsize NV = env->GetArrayLength(outValues); |
| if (NV < (NI*STYLE_NUM_ENTRIES)) { |
| jniThrowException(env, "java/lang/IndexOutOfBoundsException", "out values too small"); |
| return JNI_FALSE; |
| } |
| |
| jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0); |
| if (src == NULL) { |
| return JNI_FALSE; |
| } |
| |
| jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| jint* dest = baseDest; |
| if (dest == NULL) { |
| env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| return JNI_FALSE; |
| } |
| |
| jint* indices = NULL; |
| int indicesIdx = 0; |
| if (outIndices != NULL) { |
| if (env->GetArrayLength(outIndices) > NI) { |
| indices = (jint*)env->GetPrimitiveArrayCritical(outIndices, 0); |
| } |
| } |
| |
| // Now lock down the resource object and start pulling stuff from it. |
| res.lock(); |
| |
| // Retrieve the XML attributes, if requested. |
| const jsize NX = xmlParser->getAttributeCount(); |
| jsize ix=0; |
| uint32_t curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| |
| static const ssize_t kXmlBlock = 0x10000000; |
| |
| // Now iterate through all of the attributes that the client has requested, |
| // filling in each with whatever data we can find. |
| ssize_t block = 0; |
| uint32_t typeSetFlags; |
| for (jsize ii=0; ii<NI; ii++) { |
| const uint32_t curIdent = (uint32_t)src[ii]; |
| |
| // Try to find a value for this attribute... |
| value.dataType = Res_value::TYPE_NULL; |
| value.data = 0; |
| typeSetFlags = 0; |
| config.density = 0; |
| |
| // Skip through XML attributes until the end or the next possible match. |
| while (ix < NX && curIdent > curXmlAttr) { |
| ix++; |
| curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| } |
| // Retrieve the current XML attribute if it matches, and step to next. |
| if (ix < NX && curIdent == curXmlAttr) { |
| block = kXmlBlock; |
| xmlParser->getAttributeValue(ix, &value); |
| ix++; |
| curXmlAttr = xmlParser->getAttributeNameResID(ix); |
| } |
| |
| //printf("Attribute 0x%08x: type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| uint32_t resid = 0; |
| if (value.dataType != Res_value::TYPE_NULL) { |
| // Take care of resolving the found resource to its final value. |
| //printf("Resolving attribute reference\n"); |
| ssize_t newBlock = res.resolveReference(&value, block, &resid, |
| &typeSetFlags, &config); |
| #if THROW_ON_BAD_ID |
| if (newBlock == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return JNI_FALSE; |
| } |
| #endif |
| if (newBlock >= 0) block = newBlock; |
| } |
| |
| // Deal with the special @null value -- it turns back to TYPE_NULL. |
| if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| value.dataType = Res_value::TYPE_NULL; |
| } |
| |
| //printf("Attribute 0x%08x: final type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| |
| // Write the final value back to Java. |
| dest[STYLE_TYPE] = value.dataType; |
| dest[STYLE_DATA] = value.data; |
| dest[STYLE_ASSET_COOKIE] = |
| block != kXmlBlock ? (jint)res.getTableCookie(block) : (jint)-1; |
| dest[STYLE_RESOURCE_ID] = resid; |
| dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| dest[STYLE_DENSITY] = config.density; |
| |
| if (indices != NULL && value.dataType != Res_value::TYPE_NULL) { |
| indicesIdx++; |
| indices[indicesIdx] = ii; |
| } |
| |
| dest += STYLE_NUM_ENTRIES; |
| } |
| |
| res.unlock(); |
| |
| if (indices != NULL) { |
| indices[0] = indicesIdx; |
| env->ReleasePrimitiveArrayCritical(outIndices, indices, 0); |
| } |
| |
| env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| env->ReleasePrimitiveArrayCritical(attrs, src, 0); |
| |
| return JNI_TRUE; |
| } |
| |
| static jint android_content_AssetManager_getArraySize(JNIEnv* env, jobject clazz, |
| jint id) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| const ResTable& res(am->getResources()); |
| |
| res.lock(); |
| const ResTable::bag_entry* defStyleEnt = NULL; |
| ssize_t bagOff = res.getBagLocked(id, &defStyleEnt); |
| res.unlock(); |
| |
| return bagOff; |
| } |
| |
| static jint android_content_AssetManager_retrieveArray(JNIEnv* env, jobject clazz, |
| jint id, |
| jintArray outValues) |
| { |
| if (outValues == NULL) { |
| jniThrowNullPointerException(env, "out values"); |
| return JNI_FALSE; |
| } |
| |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return JNI_FALSE; |
| } |
| const ResTable& res(am->getResources()); |
| ResTable_config config; |
| Res_value value; |
| ssize_t block; |
| |
| const jsize NV = env->GetArrayLength(outValues); |
| |
| jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0); |
| jint* dest = baseDest; |
| if (dest == NULL) { |
| jniThrowException(env, "java/lang/OutOfMemoryError", ""); |
| return JNI_FALSE; |
| } |
| |
| // Now lock down the resource object and start pulling stuff from it. |
| res.lock(); |
| |
| const ResTable::bag_entry* arrayEnt = NULL; |
| uint32_t arrayTypeSetFlags = 0; |
| ssize_t bagOff = res.getBagLocked(id, &arrayEnt, &arrayTypeSetFlags); |
| const ResTable::bag_entry* endArrayEnt = arrayEnt + |
| (bagOff >= 0 ? bagOff : 0); |
| |
| int i = 0; |
| uint32_t typeSetFlags; |
| while (i < NV && arrayEnt < endArrayEnt) { |
| block = arrayEnt->stringBlock; |
| typeSetFlags = arrayTypeSetFlags; |
| config.density = 0; |
| value = arrayEnt->map.value; |
| |
| uint32_t resid = 0; |
| if (value.dataType != Res_value::TYPE_NULL) { |
| // Take care of resolving the found resource to its final value. |
| //printf("Resolving attribute reference\n"); |
| ssize_t newBlock = res.resolveReference(&value, block, &resid, |
| &typeSetFlags, &config); |
| #if THROW_ON_BAD_ID |
| if (newBlock == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return JNI_FALSE; |
| } |
| #endif |
| if (newBlock >= 0) block = newBlock; |
| } |
| |
| // Deal with the special @null value -- it turns back to TYPE_NULL. |
| if (value.dataType == Res_value::TYPE_REFERENCE && value.data == 0) { |
| value.dataType = Res_value::TYPE_NULL; |
| } |
| |
| //printf("Attribute 0x%08x: final type=0x%x, data=0x%08x\n", curIdent, value.dataType, value.data); |
| |
| // Write the final value back to Java. |
| dest[STYLE_TYPE] = value.dataType; |
| dest[STYLE_DATA] = value.data; |
| dest[STYLE_ASSET_COOKIE] = (jint)res.getTableCookie(block); |
| dest[STYLE_RESOURCE_ID] = resid; |
| dest[STYLE_CHANGING_CONFIGURATIONS] = typeSetFlags; |
| dest[STYLE_DENSITY] = config.density; |
| dest += STYLE_NUM_ENTRIES; |
| i+= STYLE_NUM_ENTRIES; |
| arrayEnt++; |
| } |
| |
| i /= STYLE_NUM_ENTRIES; |
| |
| res.unlock(); |
| |
| env->ReleasePrimitiveArrayCritical(outValues, baseDest, 0); |
| |
| return i; |
| } |
| |
| static jint android_content_AssetManager_openXmlAssetNative(JNIEnv* env, jobject clazz, |
| jint cookie, |
| jstring fileName) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return 0; |
| } |
| |
| ALOGV("openXmlAsset in %p (Java object %p)\n", am, clazz); |
| |
| ScopedUtfChars fileName8(env, fileName); |
| if (fileName8.c_str() == NULL) { |
| return 0; |
| } |
| |
| Asset* a = cookie |
| ? am->openNonAsset((void*)cookie, fileName8.c_str(), Asset::ACCESS_BUFFER) |
| : am->openNonAsset(fileName8.c_str(), Asset::ACCESS_BUFFER); |
| |
| if (a == NULL) { |
| jniThrowException(env, "java/io/FileNotFoundException", fileName8.c_str()); |
| return 0; |
| } |
| |
| ResXMLTree* block = new ResXMLTree(); |
| status_t err = block->setTo(a->getBuffer(true), a->getLength(), true); |
| a->close(); |
| delete a; |
| |
| if (err != NO_ERROR) { |
| jniThrowException(env, "java/io/FileNotFoundException", "Corrupt XML binary file"); |
| return 0; |
| } |
| |
| return (jint)block; |
| } |
| |
| static jintArray android_content_AssetManager_getArrayStringInfo(JNIEnv* env, jobject clazz, |
| jint arrayResId) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| const ResTable& res(am->getResources()); |
| |
| const ResTable::bag_entry* startOfBag; |
| const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| if (N < 0) { |
| return NULL; |
| } |
| |
| jintArray array = env->NewIntArray(N * 2); |
| if (array == NULL) { |
| res.unlockBag(startOfBag); |
| return NULL; |
| } |
| |
| Res_value value; |
| const ResTable::bag_entry* bag = startOfBag; |
| for (size_t i = 0, j = 0; ((ssize_t)i)<N; i++, bag++) { |
| jint stringIndex = -1; |
| jint stringBlock = 0; |
| value = bag->map.value; |
| |
| // Take care of resolving the found resource to its final value. |
| stringBlock = res.resolveReference(&value, bag->stringBlock, NULL); |
| if (value.dataType == Res_value::TYPE_STRING) { |
| stringIndex = value.data; |
| } |
| |
| #if THROW_ON_BAD_ID |
| if (stringBlock == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return array; |
| } |
| #endif |
| |
| //todo: It might be faster to allocate a C array to contain |
| // the blocknums and indices, put them in there and then |
| // do just one SetIntArrayRegion() |
| env->SetIntArrayRegion(array, j, 1, &stringBlock); |
| env->SetIntArrayRegion(array, j + 1, 1, &stringIndex); |
| j = j + 2; |
| } |
| res.unlockBag(startOfBag); |
| return array; |
| } |
| |
| static jobjectArray android_content_AssetManager_getArrayStringResource(JNIEnv* env, jobject clazz, |
| jint arrayResId) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| const ResTable& res(am->getResources()); |
| |
| jclass cls = env->FindClass("java/lang/String"); |
| LOG_FATAL_IF(cls == NULL, "No string class?!?"); |
| if (cls == NULL) { |
| return NULL; |
| } |
| |
| const ResTable::bag_entry* startOfBag; |
| const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| if (N < 0) { |
| return NULL; |
| } |
| |
| jobjectArray array = env->NewObjectArray(N, cls, NULL); |
| if (env->ExceptionCheck()) { |
| res.unlockBag(startOfBag); |
| return NULL; |
| } |
| |
| Res_value value; |
| const ResTable::bag_entry* bag = startOfBag; |
| size_t strLen = 0; |
| for (size_t i=0; ((ssize_t)i)<N; i++, bag++) { |
| value = bag->map.value; |
| jstring str = NULL; |
| |
| // Take care of resolving the found resource to its final value. |
| ssize_t block = res.resolveReference(&value, bag->stringBlock, NULL); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return array; |
| } |
| #endif |
| if (value.dataType == Res_value::TYPE_STRING) { |
| const ResStringPool* pool = res.getTableStringBlock(block); |
| const char* str8 = pool->string8At(value.data, &strLen); |
| if (str8 != NULL) { |
| str = env->NewStringUTF(str8); |
| } else { |
| const char16_t* str16 = pool->stringAt(value.data, &strLen); |
| str = env->NewString(str16, strLen); |
| } |
| |
| // If one of our NewString{UTF} calls failed due to memory, an |
| // exception will be pending. |
| if (env->ExceptionCheck()) { |
| res.unlockBag(startOfBag); |
| return NULL; |
| } |
| |
| env->SetObjectArrayElement(array, i, str); |
| |
| // str is not NULL at that point, otherwise ExceptionCheck would have been true. |
| // If we have a large amount of strings in our array, we might |
| // overflow the local reference table of the VM. |
| env->DeleteLocalRef(str); |
| } |
| } |
| res.unlockBag(startOfBag); |
| return array; |
| } |
| |
| static jintArray android_content_AssetManager_getArrayIntResource(JNIEnv* env, jobject clazz, |
| jint arrayResId) |
| { |
| AssetManager* am = assetManagerForJavaObject(env, clazz); |
| if (am == NULL) { |
| return NULL; |
| } |
| const ResTable& res(am->getResources()); |
| |
| const ResTable::bag_entry* startOfBag; |
| const ssize_t N = res.lockBag(arrayResId, &startOfBag); |
| if (N < 0) { |
| return NULL; |
| } |
| |
| jintArray array = env->NewIntArray(N); |
| if (array == NULL) { |
| res.unlockBag(startOfBag); |
| return NULL; |
| } |
| |
| Res_value value; |
| const ResTable::bag_entry* bag = startOfBag; |
| for (size_t i=0; ((ssize_t)i)<N; i++, bag++) { |
| value = bag->map.value; |
| |
| // Take care of resolving the found resource to its final value. |
| ssize_t block = res.resolveReference(&value, bag->stringBlock, NULL); |
| #if THROW_ON_BAD_ID |
| if (block == BAD_INDEX) { |
| jniThrowException(env, "java/lang/IllegalStateException", "Bad resource!"); |
| return array; |
| } |
| #endif |
| if (value.dataType >= Res_value::TYPE_FIRST_INT |
| && value.dataType <= Res_value::TYPE_LAST_INT) { |
| int intVal = value.data; |
| env->SetIntArrayRegion(array, i, 1, &intVal); |
| } |
| } |
| res.unlockBag(startOfBag); |
| return array; |
| } |
| |
| static void android_content_AssetManager_init(JNIEnv* env, jobject clazz) |
| { |
| AssetManager* am = new AssetManager(); |
| if (am == NULL) { |
| jniThrowException(env, "java/lang/OutOfMemoryError", ""); |
| return; |
| } |
| |
| am->addDefaultAssets(); |
| |
| ALOGV("Created AssetManager %p for Java object %p\n", am, clazz); |
| env->SetIntField(clazz, gAssetManagerOffsets.mObject, (jint)am); |
| } |
| |
| static void android_content_AssetManager_destroy(JNIEnv* env, jobject clazz) |
| { |
| AssetManager* am = (AssetManager*) |
| (env->GetIntField(clazz, gAssetManagerOffsets.mObject)); |
| ALOGV("Destroying AssetManager %p for Java object %p\n", am, clazz); |
| if (am != NULL) { |
| delete am; |
| env->SetIntField(clazz, gAssetManagerOffsets.mObject, 0); |
| } |
| } |
| |
| static jint android_content_AssetManager_getGlobalAssetCount(JNIEnv* env, jobject clazz) |
| { |
| return Asset::getGlobalCount(); |
| } |
| |
| static jobject android_content_AssetManager_getAssetAllocations(JNIEnv* env, jobject clazz) |
| { |
| String8 alloc = Asset::getAssetAllocations(); |
| if (alloc.length() <= 0) { |
| return NULL; |
| } |
| |
| jstring str = env->NewStringUTF(alloc.string()); |
| return str; |
| } |
| |
| static jint android_content_AssetManager_getGlobalAssetManagerCount(JNIEnv* env, jobject clazz) |
| { |
| return AssetManager::getGlobalCount(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| /* |
| * JNI registration. |
| */ |
| static JNINativeMethod gAssetManagerMethods[] = { |
| /* name, signature, funcPtr */ |
| |
| // Basic asset stuff. |
| { "openAsset", "(Ljava/lang/String;I)I", |
| (void*) android_content_AssetManager_openAsset }, |
| { "openAssetFd", "(Ljava/lang/String;[J)Landroid/os/ParcelFileDescriptor;", |
| (void*) android_content_AssetManager_openAssetFd }, |
| { "openNonAssetNative", "(ILjava/lang/String;I)I", |
| (void*) android_content_AssetManager_openNonAssetNative }, |
| { "openNonAssetFdNative", "(ILjava/lang/String;[J)Landroid/os/ParcelFileDescriptor;", |
| (void*) android_content_AssetManager_openNonAssetFdNative }, |
| { "list", "(Ljava/lang/String;)[Ljava/lang/String;", |
| (void*) android_content_AssetManager_list }, |
| { "destroyAsset", "(I)V", |
| (void*) android_content_AssetManager_destroyAsset }, |
| { "readAssetChar", "(I)I", |
| (void*) android_content_AssetManager_readAssetChar }, |
| { "readAsset", "(I[BII)I", |
| (void*) android_content_AssetManager_readAsset }, |
| { "seekAsset", "(IJI)J", |
| (void*) android_content_AssetManager_seekAsset }, |
| { "getAssetLength", "(I)J", |
| (void*) android_content_AssetManager_getAssetLength }, |
| { "getAssetRemainingLength", "(I)J", |
| (void*) android_content_AssetManager_getAssetRemainingLength }, |
| { "addAssetPath", "(Ljava/lang/String;)I", |
| (void*) android_content_AssetManager_addAssetPath }, |
| { "isUpToDate", "()Z", |
| (void*) android_content_AssetManager_isUpToDate }, |
| |
| // Resources. |
| { "setLocale", "(Ljava/lang/String;)V", |
| (void*) android_content_AssetManager_setLocale }, |
| { "getLocales", "()[Ljava/lang/String;", |
| (void*) android_content_AssetManager_getLocales }, |
| { "setConfiguration", "(IILjava/lang/String;IIIIIIIIIIIIII)V", |
| (void*) android_content_AssetManager_setConfiguration }, |
| { "getResourceIdentifier","(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)I", |
| (void*) android_content_AssetManager_getResourceIdentifier }, |
| { "getResourceName","(I)Ljava/lang/String;", |
| (void*) android_content_AssetManager_getResourceName }, |
| { "getResourcePackageName","(I)Ljava/lang/String;", |
| (void*) android_content_AssetManager_getResourcePackageName }, |
| { "getResourceTypeName","(I)Ljava/lang/String;", |
| (void*) android_content_AssetManager_getResourceTypeName }, |
| { "getResourceEntryName","(I)Ljava/lang/String;", |
| (void*) android_content_AssetManager_getResourceEntryName }, |
| { "loadResourceValue","(ISLandroid/util/TypedValue;Z)I", |
| (void*) android_content_AssetManager_loadResourceValue }, |
| { "loadResourceBagValue","(IILandroid/util/TypedValue;Z)I", |
| (void*) android_content_AssetManager_loadResourceBagValue }, |
| { "getStringBlockCount","()I", |
| (void*) android_content_AssetManager_getStringBlockCount }, |
| { "getNativeStringBlock","(I)I", |
| (void*) android_content_AssetManager_getNativeStringBlock }, |
| { "getCookieName","(I)Ljava/lang/String;", |
| (void*) android_content_AssetManager_getCookieName }, |
| |
| // Themes. |
| { "newTheme", "()I", |
| (void*) android_content_AssetManager_newTheme }, |
| { "deleteTheme", "(I)V", |
| (void*) android_content_AssetManager_deleteTheme }, |
| { "applyThemeStyle", "(IIZ)V", |
| (void*) android_content_AssetManager_applyThemeStyle }, |
| { "copyTheme", "(II)V", |
| (void*) android_content_AssetManager_copyTheme }, |
| { "loadThemeAttributeValue", "(IILandroid/util/TypedValue;Z)I", |
| (void*) android_content_AssetManager_loadThemeAttributeValue }, |
| { "dumpTheme", "(IILjava/lang/String;Ljava/lang/String;)V", |
| (void*) android_content_AssetManager_dumpTheme }, |
| { "applyStyle","(IIII[I[I[I)Z", |
| (void*) android_content_AssetManager_applyStyle }, |
| { "retrieveAttributes","(I[I[I[I)Z", |
| (void*) android_content_AssetManager_retrieveAttributes }, |
| { "getArraySize","(I)I", |
| (void*) android_content_AssetManager_getArraySize }, |
| { "retrieveArray","(I[I)I", |
| (void*) android_content_AssetManager_retrieveArray }, |
| |
| // XML files. |
| { "openXmlAssetNative", "(ILjava/lang/String;)I", |
| (void*) android_content_AssetManager_openXmlAssetNative }, |
| |
| // Arrays. |
| { "getArrayStringResource","(I)[Ljava/lang/String;", |
| (void*) android_content_AssetManager_getArrayStringResource }, |
| { "getArrayStringInfo","(I)[I", |
| (void*) android_content_AssetManager_getArrayStringInfo }, |
| { "getArrayIntResource","(I)[I", |
| (void*) android_content_AssetManager_getArrayIntResource }, |
| |
| // Bookkeeping. |
| { "init", "()V", |
| (void*) android_content_AssetManager_init }, |
| { "destroy", "()V", |
| (void*) android_content_AssetManager_destroy }, |
| { "getGlobalAssetCount", "()I", |
| (void*) android_content_AssetManager_getGlobalAssetCount }, |
| { "getAssetAllocations", "()Ljava/lang/String;", |
| (void*) android_content_AssetManager_getAssetAllocations }, |
| { "getGlobalAssetManagerCount", "()I", |
| (void*) android_content_AssetManager_getGlobalAssetCount }, |
| }; |
| |
| int register_android_content_AssetManager(JNIEnv* env) |
| { |
| jclass typedValue = env->FindClass("android/util/TypedValue"); |
| LOG_FATAL_IF(typedValue == NULL, "Unable to find class android/util/TypedValue"); |
| gTypedValueOffsets.mType |
| = env->GetFieldID(typedValue, "type", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mType == NULL, "Unable to find TypedValue.type"); |
| gTypedValueOffsets.mData |
| = env->GetFieldID(typedValue, "data", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mData == NULL, "Unable to find TypedValue.data"); |
| gTypedValueOffsets.mString |
| = env->GetFieldID(typedValue, "string", "Ljava/lang/CharSequence;"); |
| LOG_FATAL_IF(gTypedValueOffsets.mString == NULL, "Unable to find TypedValue.string"); |
| gTypedValueOffsets.mAssetCookie |
| = env->GetFieldID(typedValue, "assetCookie", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mAssetCookie == NULL, "Unable to find TypedValue.assetCookie"); |
| gTypedValueOffsets.mResourceId |
| = env->GetFieldID(typedValue, "resourceId", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mResourceId == NULL, "Unable to find TypedValue.resourceId"); |
| gTypedValueOffsets.mChangingConfigurations |
| = env->GetFieldID(typedValue, "changingConfigurations", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mChangingConfigurations == NULL, "Unable to find TypedValue.changingConfigurations"); |
| gTypedValueOffsets.mDensity = env->GetFieldID(typedValue, "density", "I"); |
| LOG_FATAL_IF(gTypedValueOffsets.mDensity == NULL, "Unable to find TypedValue.density"); |
| |
| jclass assetFd = env->FindClass("android/content/res/AssetFileDescriptor"); |
| LOG_FATAL_IF(assetFd == NULL, "Unable to find class android/content/res/AssetFileDescriptor"); |
| gAssetFileDescriptorOffsets.mFd |
| = env->GetFieldID(assetFd, "mFd", "Landroid/os/ParcelFileDescriptor;"); |
| LOG_FATAL_IF(gAssetFileDescriptorOffsets.mFd == NULL, "Unable to find AssetFileDescriptor.mFd"); |
| gAssetFileDescriptorOffsets.mStartOffset |
| = env->GetFieldID(assetFd, "mStartOffset", "J"); |
| LOG_FATAL_IF(gAssetFileDescriptorOffsets.mStartOffset == NULL, "Unable to find AssetFileDescriptor.mStartOffset"); |
| gAssetFileDescriptorOffsets.mLength |
| = env->GetFieldID(assetFd, "mLength", "J"); |
| LOG_FATAL_IF(gAssetFileDescriptorOffsets.mLength == NULL, "Unable to find AssetFileDescriptor.mLength"); |
| |
| jclass assetManager = env->FindClass("android/content/res/AssetManager"); |
| LOG_FATAL_IF(assetManager == NULL, "Unable to find class android/content/res/AssetManager"); |
| gAssetManagerOffsets.mObject |
| = env->GetFieldID(assetManager, "mObject", "I"); |
| LOG_FATAL_IF(gAssetManagerOffsets.mObject == NULL, "Unable to find AssetManager.mObject"); |
| |
| jclass stringClass = env->FindClass("java/lang/String"); |
| LOG_FATAL_IF(stringClass == NULL, "Unable to find class java/lang/String"); |
| g_stringClass = (jclass)env->NewGlobalRef(stringClass); |
| |
| return AndroidRuntime::registerNativeMethods(env, |
| "android/content/res/AssetManager", gAssetManagerMethods, NELEM(gAssetManagerMethods)); |
| } |
| |
| }; // namespace android |