auto import from //depot/cupcake/@135843
diff --git a/core/jni/android_util_AssetManager.cpp b/core/jni/android_util_AssetManager.cpp
new file mode 100644
index 0000000..d147bcc
--- /dev/null
+++ b/core/jni/android_util_AssetManager.cpp
@@ -0,0 +1,1687 @@
+/* //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"
+
+#include <android_runtime/android_util_AssetManager.h>
+
+#include "jni.h"
+#include "JNIHelp.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;
+
+// ----------------------------------------------------------------------------
+
+static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
+{
+ jclass npeClazz;
+
+ npeClazz = env->FindClass(exc);
+ LOG_FATAL_IF(npeClazz == NULL, "Unable to find class %s", exc);
+
+ env->ThrowNew(npeClazz, msg);
+}
+
+enum {
+ STYLE_NUM_ENTRIES = 5,
+ STYLE_TYPE = 0,
+ STYLE_DATA = 1,
+ STYLE_ASSET_COOKIE = 2,
+ STYLE_RESOURCE_ID = 3,
+ STYLE_CHANGING_CONFIGURATIONS = 4
+};
+
+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;
+ }
+
+ LOGV("openAsset in %p (Java object %p)\n", am, clazz);
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return -1;
+ }
+
+ if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM
+ && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) {
+ doThrow(env, "java/lang/IllegalArgumentException");
+ return -1;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+ Asset* a = am->open(fileName8, (Asset::AccessMode)mode);
+
+ if (a == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ env->ReleaseStringUTFChars(fileName, fileName8);
+ return -1;
+ }
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ //printf("Created Asset Stream: %p\n", a);
+
+ return (jint)a;
+}
+
+static jobject returnParcelFileDescriptor(JNIEnv* env, Asset* a, jlongArray outOffsets)
+{
+ off_t startOffset, length;
+ int fd = a->openFileDescriptor(&startOffset, &length);
+ delete a;
+
+ if (fd < 0) {
+ doThrow(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 = newFileDescriptor(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;
+ }
+
+ LOGV("openAssetFd in %p (Java object %p)\n", am, clazz);
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return NULL;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+ Asset* a = am->open(fileName8, Asset::ACCESS_RANDOM);
+
+ if (a == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ env->ReleaseStringUTFChars(fileName, fileName8);
+ return NULL;
+ }
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ //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;
+ }
+
+ LOGV("openNonAssetNative in %p (Java object %p)\n", am, clazz);
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return -1;
+ }
+
+ if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM
+ && mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) {
+ doThrow(env, "java/lang/IllegalArgumentException");
+ return -1;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+ Asset* a = cookie
+ ? am->openNonAsset((void*)cookie, fileName8, (Asset::AccessMode)mode)
+ : am->openNonAsset(fileName8, (Asset::AccessMode)mode);
+
+ if (a == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ env->ReleaseStringUTFChars(fileName, fileName8);
+ return -1;
+ }
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ //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;
+ }
+
+ LOGV("openNonAssetFd in %p (Java object %p)\n", am, clazz);
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return NULL;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+ Asset* a = cookie
+ ? am->openNonAsset((void*)cookie, fileName8, Asset::ACCESS_RANDOM)
+ : am->openNonAsset(fileName8, Asset::ACCESS_RANDOM);
+
+ if (a == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ env->ReleaseStringUTFChars(fileName, fileName8);
+ return NULL;
+ }
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ //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;
+ }
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return NULL;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+
+ AssetDir* dir = am->openDir(fileName8);
+
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ if (dir == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ 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) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ delete dir;
+ return NULL;
+ }
+ env->SetObjectArrayElement(array, i, 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) {
+ doThrow(env, "java/lang/NullPointerException");
+ return;
+ }
+
+ delete a;
+}
+
+static jint android_content_AssetManager_readAssetChar(JNIEnv* env, jobject clazz,
+ jint asset)
+{
+ Asset* a = (Asset*)asset;
+
+ if (a == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ 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) {
+ doThrow(env, "java/lang/NullPointerException");
+ return -1;
+ }
+
+ if (len == 0) {
+ return 0;
+ }
+
+ jsize bLen = env->GetArrayLength(bArray);
+ if (off < 0 || off >= bLen || len < 0 || len > bLen || (off+len) > bLen) {
+ doThrow(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) {
+ doThrow(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) {
+ doThrow(env, "java/lang/NullPointerException");
+ 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) {
+ doThrow(env, "java/lang/NullPointerException");
+ return -1;
+ }
+
+ return a->getLength();
+}
+
+static jlong android_content_AssetManager_getAssetRemainingLength(JNIEnv* env, jobject clazz,
+ jint asset)
+{
+ Asset* a = (Asset*)asset;
+
+ if (a == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return -1;
+ }
+
+ return a->getRemainingLength();
+}
+
+static jint android_content_AssetManager_addAssetPath(JNIEnv* env, jobject clazz,
+ jstring path)
+{
+ if (path == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return JNI_FALSE;
+ }
+
+ AssetManager* am = assetManagerForJavaObject(env, clazz);
+ if (am == NULL) {
+ return JNI_FALSE;
+ }
+
+ const char* path8 = env->GetStringUTFChars(path, NULL);
+
+ void* cookie;
+ bool res = am->addAssetPath(String8(path8), &cookie);
+
+ env->ReleaseStringUTFChars(path, path8);
+
+ 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)
+{
+ if (locale == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return;
+ }
+
+ const char* locale8 = env->GetStringUTFChars(locale, NULL);
+
+ AssetManager* am = assetManagerForJavaObject(env, clazz);
+ if (am == NULL) {
+ return;
+ }
+
+ am->setLocale(locale8);
+
+ env->ReleaseStringUTFChars(locale, locale8);
+}
+
+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++) {
+ LOGD("locale %2d: '%s'", i, locales[i].string());
+ env->SetObjectArrayElement(result, i, env->NewStringUTF(locales[i].string()));
+ }
+
+ 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 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<<ResTable_config::SHIFT_KEYSHIDDEN;
+ config.navigation = (uint8_t)navigation;
+ config.screenWidth = (uint16_t)screenWidth;
+ config.screenHeight = (uint16_t)screenHeight;
+ 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)
+{
+ if (name == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return 0;
+ }
+
+ AssetManager* am = assetManagerForJavaObject(env, clazz);
+ if (am == NULL) {
+ return 0;
+ }
+
+ const char16_t* name16 = env->GetStringChars(name, NULL);
+ jsize nameLen = env->GetStringLength(name);
+ 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, nameLen, defType16, defTypeLen, defPackage16, defPackageLen);
+
+ if (defPackage16) {
+ env->ReleaseStringChars(defPackage, defPackage16);
+ }
+ if (defType16) {
+ env->ReleaseStringChars(defType, defType16);
+ }
+ env->ReleaseStringChars(name, name16);
+
+ 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,
+ 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, &typeSpecFlags, &config);
+ uint32_t ref = ident;
+ if (resolve) {
+ block = res.resolveReference(&value, block, &ref);
+ }
+ 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);
+ }
+ 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) {
+ doThrow(env, "java/lang/IndexOutOfBoundsException");
+ return NULL;
+ }
+ jstring str = env->NewStringUTF(name.string());
+ if (str == NULL) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ return NULL;
+ }
+ 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);
+ }
+ 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());
+
+ if (tag == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return;
+ }
+
+ const char* tag8 = env->GetStringUTFChars(tag, NULL);
+ const char* prefix8 = NULL;
+ if (prefix != NULL) {
+ prefix8 = env->GetStringUTFChars(prefix, NULL);
+ }
+
+ // XXX Need to use params.
+ theme->dumpToLog();
+
+ if (prefix8 != NULL) {
+ env->ReleaseStringUTFChars(prefix, prefix8);
+ }
+ env->ReleaseStringUTFChars(tag, tag8);
+}
+
+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 || attrs == NULL || outValues == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return JNI_FALSE;
+ }
+
+ ResTable::Theme* theme = (ResTable::Theme*)themeToken;
+ const ResTable& res = theme->getResTable();
+ ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken;
+ Res_value value;
+
+ const jsize NI = env->GetArrayLength(attrs);
+ const jsize NV = env->GetArrayLength(outValues);
+ if (NV < (NI*STYLE_NUM_ENTRIES)) {
+ doThrow(env, "java/lang/IndexOutOfBoundsException");
+ return JNI_FALSE;
+ }
+
+ jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0);
+ if (src == NULL) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ return JNI_FALSE;
+ }
+
+ jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0);
+ jint* dest = baseDest;
+ if (dest == NULL) {
+ env->ReleasePrimitiveArrayCritical(attrs, src, 0);
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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];
+
+ // 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;
+
+ // 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);
+ }
+
+ // 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;
+ }
+ 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;
+ }
+ defStyleEnt++;
+ }
+
+ //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 = theme->resolveAttributeReference(&value, block, &resid, &typeSetFlags);
+ if (newBlock >= 0) block = newBlock;
+ } else {
+ // If we still don't have a value for this attribute, try to find
+ // it in the theme!
+ //printf("Looking up in theme\n");
+ ssize_t newBlock = theme->getAttribute(curIdent, &value, &typeSetFlags);
+ if (newBlock >= 0) {
+ //printf("Resolving resource reference\n");
+ newBlock = res.resolveReference(&value, block, &resid, &typeSetFlags);
+ 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;
+
+ 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 || attrs == NULL || outValues == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return JNI_FALSE;
+ }
+
+ AssetManager* am = assetManagerForJavaObject(env, clazz);
+ if (am == NULL) {
+ return JNI_FALSE;
+ }
+ const ResTable& res(am->getResources());
+ ResXMLParser* xmlParser = (ResXMLParser*)xmlParserToken;
+ Res_value value;
+
+ const jsize NI = env->GetArrayLength(attrs);
+ const jsize NV = env->GetArrayLength(outValues);
+ if (NV < (NI*STYLE_NUM_ENTRIES)) {
+ doThrow(env, "java/lang/IndexOutOfBoundsException");
+ return JNI_FALSE;
+ }
+
+ jint* src = (jint*)env->GetPrimitiveArrayCritical(attrs, 0);
+ if (src == NULL) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ return JNI_FALSE;
+ }
+
+ jint* baseDest = (jint*)env->GetPrimitiveArrayCritical(outValues, 0);
+ jint* dest = baseDest;
+ if (dest == NULL) {
+ env->ReleasePrimitiveArrayCritical(attrs, src, 0);
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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;
+
+ // 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);
+ 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;
+
+ 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 NULL;
+ }
+ 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) {
+ doThrow(env, "java/lang/NullPointerException");
+ return JNI_FALSE;
+ }
+
+ AssetManager* am = assetManagerForJavaObject(env, clazz);
+ if (am == NULL) {
+ return JNI_FALSE;
+ }
+ const ResTable& res(am->getResources());
+ 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) {
+ doThrow(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;
+ 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);
+ 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_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;
+ }
+
+ LOGV("openXmlAsset in %p (Java object %p)\n", am, clazz);
+
+ if (fileName == NULL || am == NULL) {
+ doThrow(env, "java/lang/NullPointerException");
+ return 0;
+ }
+
+ const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
+ Asset* a = cookie
+ ? am->openNonAsset((void*)cookie, fileName8, Asset::ACCESS_BUFFER)
+ : am->openNonAsset(fileName8, Asset::ACCESS_BUFFER);
+
+ if (a == NULL) {
+ doThrow(env, "java/io/FileNotFoundException", fileName8);
+ env->ReleaseStringUTFChars(fileName, fileName8);
+ return 0;
+ }
+ env->ReleaseStringUTFChars(fileName, fileName8);
+
+ ResXMLTree* block = new ResXMLTree();
+ status_t err = block->setTo(a->getBuffer(true), a->getLength(), true);
+ a->close();
+ delete a;
+
+ if (err != NO_ERROR) {
+ doThrow(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) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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;
+ }
+
+ //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 (array == NULL) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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 (value.dataType == Res_value::TYPE_STRING) {
+ const char16_t* str16 = res.getTableStringBlock(block)->stringAt(value.data, &strLen);
+ str = env->NewString(str16, strLen);
+ if (str == NULL) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ res.unlockBag(startOfBag);
+ return NULL;
+ }
+ }
+
+ env->SetObjectArrayElement(array, i, 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) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ 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 (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) {
+ doThrow(env, "java/lang/OutOfMemoryError");
+ return;
+ }
+
+ am->addDefaultAssets();
+
+ LOGV("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));
+ LOGV("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 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;IIIIIIIII)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","(ILandroid/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 },
+ { "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");
+
+ g_stringClass = env->FindClass("java/lang/String");
+
+ return AndroidRuntime::registerNativeMethods(env,
+ "android/content/res/AssetManager", gAssetManagerMethods, NELEM(gAssetManagerMethods));
+}
+
+}; // namespace android