1814 lines
62 KiB
C++
1814 lines
62 KiB
C++
/* //device/libs/android_runtime/android_util_AssetManager.cpp
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**
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** Copyright 2006, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#define LOG_TAG "asset"
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#define DEBUG_STYLES(x) //x
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#define THROW_ON_BAD_ID 0
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#include <android_runtime/android_util_AssetManager.h>
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#include "jni.h"
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#include "JNIHelp.h"
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#include "android_util_Binder.h"
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#include <utils/misc.h>
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#include <android_runtime/AndroidRuntime.h>
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#include <utils/Log.h>
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#include <utils/Asset.h>
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#include <utils/AssetManager.h>
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#include <utils/ResourceTypes.h>
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#include <stdio.h>
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namespace android {
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// ----------------------------------------------------------------------------
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static struct typedvalue_offsets_t
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{
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jfieldID mType;
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jfieldID mData;
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jfieldID mString;
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jfieldID mAssetCookie;
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jfieldID mResourceId;
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jfieldID mChangingConfigurations;
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jfieldID mDensity;
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} gTypedValueOffsets;
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static struct assetfiledescriptor_offsets_t
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{
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jfieldID mFd;
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jfieldID mStartOffset;
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jfieldID mLength;
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} gAssetFileDescriptorOffsets;
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static struct assetmanager_offsets_t
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{
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jfieldID mObject;
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} gAssetManagerOffsets;
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jclass g_stringClass = NULL;
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// ----------------------------------------------------------------------------
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enum {
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STYLE_NUM_ENTRIES = 6,
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STYLE_TYPE = 0,
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STYLE_DATA = 1,
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STYLE_ASSET_COOKIE = 2,
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STYLE_RESOURCE_ID = 3,
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STYLE_CHANGING_CONFIGURATIONS = 4,
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STYLE_DENSITY = 5
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};
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static jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table,
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const Res_value& value, uint32_t ref, ssize_t block,
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uint32_t typeSpecFlags, ResTable_config* config = NULL);
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jint copyValue(JNIEnv* env, jobject outValue, const ResTable* table,
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const Res_value& value, uint32_t ref, ssize_t block,
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uint32_t typeSpecFlags, ResTable_config* config)
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{
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env->SetIntField(outValue, gTypedValueOffsets.mType, value.dataType);
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env->SetIntField(outValue, gTypedValueOffsets.mAssetCookie,
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(jint)table->getTableCookie(block));
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env->SetIntField(outValue, gTypedValueOffsets.mData, value.data);
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env->SetObjectField(outValue, gTypedValueOffsets.mString, NULL);
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env->SetIntField(outValue, gTypedValueOffsets.mResourceId, ref);
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env->SetIntField(outValue, gTypedValueOffsets.mChangingConfigurations,
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typeSpecFlags);
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if (config != NULL) {
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env->SetIntField(outValue, gTypedValueOffsets.mDensity, config->density);
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}
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return block;
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}
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// ----------------------------------------------------------------------------
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// this guy is exported to other jni routines
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AssetManager* assetManagerForJavaObject(JNIEnv* env, jobject obj)
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{
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AssetManager* am = (AssetManager*)env->GetIntField(obj, gAssetManagerOffsets.mObject);
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if (am != NULL) {
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return am;
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}
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jniThrowException(env, "java/lang/IllegalStateException", "AssetManager has been finalized!");
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return NULL;
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}
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static jint android_content_AssetManager_openAsset(JNIEnv* env, jobject clazz,
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jstring fileName, jint mode)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return 0;
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}
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LOGV("openAsset in %p (Java object %p)\n", am, clazz);
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if (fileName == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "fileName");
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return -1;
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}
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if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM
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&& mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) {
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jniThrowException(env, "java/lang/IllegalArgumentException", "Bad access mode");
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return -1;
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}
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const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
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Asset* a = am->open(fileName8, (Asset::AccessMode)mode);
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if (a == NULL) {
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jniThrowException(env, "java/io/FileNotFoundException", fileName8);
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env->ReleaseStringUTFChars(fileName, fileName8);
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return -1;
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}
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env->ReleaseStringUTFChars(fileName, fileName8);
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//printf("Created Asset Stream: %p\n", a);
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return (jint)a;
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}
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static jobject returnParcelFileDescriptor(JNIEnv* env, Asset* a, jlongArray outOffsets)
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{
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off_t startOffset, length;
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int fd = a->openFileDescriptor(&startOffset, &length);
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delete a;
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if (fd < 0) {
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jniThrowException(env, "java/io/FileNotFoundException",
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"This file can not be opened as a file descriptor; it is probably compressed");
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return NULL;
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}
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jlong* offsets = (jlong*)env->GetPrimitiveArrayCritical(outOffsets, 0);
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if (offsets == NULL) {
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close(fd);
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return NULL;
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}
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offsets[0] = startOffset;
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offsets[1] = length;
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env->ReleasePrimitiveArrayCritical(outOffsets, offsets, 0);
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jobject fileDesc = newFileDescriptor(env, fd);
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if (fileDesc == NULL) {
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close(fd);
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return NULL;
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}
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return newParcelFileDescriptor(env, fileDesc);
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}
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static jobject android_content_AssetManager_openAssetFd(JNIEnv* env, jobject clazz,
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jstring fileName, jlongArray outOffsets)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return NULL;
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}
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LOGV("openAssetFd in %p (Java object %p)\n", am, clazz);
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if (fileName == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "fileName");
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return NULL;
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}
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const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
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Asset* a = am->open(fileName8, Asset::ACCESS_RANDOM);
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if (a == NULL) {
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jniThrowException(env, "java/io/FileNotFoundException", fileName8);
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env->ReleaseStringUTFChars(fileName, fileName8);
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return NULL;
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}
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env->ReleaseStringUTFChars(fileName, fileName8);
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//printf("Created Asset Stream: %p\n", a);
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return returnParcelFileDescriptor(env, a, outOffsets);
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}
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static jint android_content_AssetManager_openNonAssetNative(JNIEnv* env, jobject clazz,
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jint cookie,
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jstring fileName,
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jint mode)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return 0;
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}
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LOGV("openNonAssetNative in %p (Java object %p)\n", am, clazz);
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if (fileName == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "fileName");
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return -1;
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}
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if (mode != Asset::ACCESS_UNKNOWN && mode != Asset::ACCESS_RANDOM
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&& mode != Asset::ACCESS_STREAMING && mode != Asset::ACCESS_BUFFER) {
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jniThrowException(env, "java/lang/IllegalArgumentException", "Bad access mode");
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return -1;
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}
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const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
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Asset* a = cookie
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? am->openNonAsset((void*)cookie, fileName8, (Asset::AccessMode)mode)
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: am->openNonAsset(fileName8, (Asset::AccessMode)mode);
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if (a == NULL) {
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jniThrowException(env, "java/io/FileNotFoundException", fileName8);
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env->ReleaseStringUTFChars(fileName, fileName8);
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return -1;
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}
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env->ReleaseStringUTFChars(fileName, fileName8);
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//printf("Created Asset Stream: %p\n", a);
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return (jint)a;
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}
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static jobject android_content_AssetManager_openNonAssetFdNative(JNIEnv* env, jobject clazz,
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jint cookie,
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jstring fileName,
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jlongArray outOffsets)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return NULL;
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}
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LOGV("openNonAssetFd in %p (Java object %p)\n", am, clazz);
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if (fileName == NULL ) {
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jniThrowException(env, "java/lang/NullPointerException", "fileName");
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return NULL;
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}
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const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
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Asset* a = cookie
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? am->openNonAsset((void*)cookie, fileName8, Asset::ACCESS_RANDOM)
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: am->openNonAsset(fileName8, Asset::ACCESS_RANDOM);
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if (a == NULL) {
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jniThrowException(env, "java/io/FileNotFoundException", fileName8);
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env->ReleaseStringUTFChars(fileName, fileName8);
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return NULL;
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}
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env->ReleaseStringUTFChars(fileName, fileName8);
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//printf("Created Asset Stream: %p\n", a);
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return returnParcelFileDescriptor(env, a, outOffsets);
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}
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static jobjectArray android_content_AssetManager_list(JNIEnv* env, jobject clazz,
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jstring fileName)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return NULL;
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}
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if (fileName == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "fileName");
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return NULL;
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}
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const char* fileName8 = env->GetStringUTFChars(fileName, NULL);
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AssetDir* dir = am->openDir(fileName8);
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env->ReleaseStringUTFChars(fileName, fileName8);
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if (dir == NULL) {
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jniThrowException(env, "java/io/FileNotFoundException", fileName8);
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return NULL;
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}
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jclass cls = env->FindClass("java/lang/String");
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LOG_FATAL_IF(cls == NULL, "No string class?!?");
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if (cls == NULL) {
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delete dir;
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return NULL;
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}
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size_t N = dir->getFileCount();
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jobjectArray array = env->NewObjectArray(dir->getFileCount(),
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cls, NULL);
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if (array == NULL) {
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delete dir;
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return NULL;
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}
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for (size_t i=0; i<N; i++) {
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const String8& name = dir->getFileName(i);
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jstring str = env->NewStringUTF(name.string());
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if (str == NULL) {
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delete dir;
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return NULL;
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}
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env->SetObjectArrayElement(array, i, str);
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env->DeleteLocalRef(str);
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}
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delete dir;
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return array;
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}
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static void android_content_AssetManager_destroyAsset(JNIEnv* env, jobject clazz,
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jint asset)
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{
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Asset* a = (Asset*)asset;
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//printf("Destroying Asset Stream: %p\n", a);
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if (a == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return;
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}
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delete a;
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}
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static jint android_content_AssetManager_readAssetChar(JNIEnv* env, jobject clazz,
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jint asset)
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{
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Asset* a = (Asset*)asset;
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if (a == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return -1;
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}
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uint8_t b;
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ssize_t res = a->read(&b, 1);
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return res == 1 ? b : -1;
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}
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static jint android_content_AssetManager_readAsset(JNIEnv* env, jobject clazz,
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jint asset, jbyteArray bArray,
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jint off, jint len)
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{
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Asset* a = (Asset*)asset;
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if (a == NULL || bArray == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return -1;
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}
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if (len == 0) {
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return 0;
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}
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jsize bLen = env->GetArrayLength(bArray);
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if (off < 0 || off >= bLen || len < 0 || len > bLen || (off+len) > bLen) {
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jniThrowException(env, "java/lang/IndexOutOfBoundsException", "");
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return -1;
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}
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jbyte* b = env->GetByteArrayElements(bArray, NULL);
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ssize_t res = a->read(b+off, len);
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env->ReleaseByteArrayElements(bArray, b, 0);
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if (res > 0) return res;
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if (res < 0) {
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jniThrowException(env, "java/io/IOException", "");
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}
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return -1;
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}
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static jlong android_content_AssetManager_seekAsset(JNIEnv* env, jobject clazz,
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jint asset,
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jlong offset, jint whence)
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{
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Asset* a = (Asset*)asset;
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if (a == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return -1;
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}
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return a->seek(
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offset, (whence > 0) ? SEEK_END : (whence < 0 ? SEEK_SET : SEEK_CUR));
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}
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static jlong android_content_AssetManager_getAssetLength(JNIEnv* env, jobject clazz,
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jint asset)
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{
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Asset* a = (Asset*)asset;
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if (a == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return -1;
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}
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return a->getLength();
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}
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static jlong android_content_AssetManager_getAssetRemainingLength(JNIEnv* env, jobject clazz,
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jint asset)
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{
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Asset* a = (Asset*)asset;
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if (a == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "asset");
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return -1;
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}
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return a->getRemainingLength();
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}
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static jint android_content_AssetManager_addAssetPath(JNIEnv* env, jobject clazz,
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jstring path)
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{
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if (path == NULL) {
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jniThrowException(env, "java/lang/NullPointerException", "path");
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return JNI_FALSE;
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}
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AssetManager* am = assetManagerForJavaObject(env, clazz);
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if (am == NULL) {
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return JNI_FALSE;
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}
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const char* path8 = env->GetStringUTFChars(path, NULL);
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void* cookie;
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bool res = am->addAssetPath(String8(path8), &cookie);
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env->ReleaseStringUTFChars(path, path8);
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return (res) ? (jint)cookie : 0;
|
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}
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static jboolean android_content_AssetManager_isUpToDate(JNIEnv* env, jobject clazz)
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{
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AssetManager* am = assetManagerForJavaObject(env, clazz);
|
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if (am == NULL) {
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return JNI_TRUE;
|
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}
|
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return am->isUpToDate() ? JNI_TRUE : JNI_FALSE;
|
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}
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static void android_content_AssetManager_setLocale(JNIEnv* env, jobject clazz,
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jstring locale)
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{
|
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if (locale == NULL) {
|
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jniThrowException(env, "java/lang/NullPointerException", "locale");
|
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return;
|
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}
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|
|
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const char* locale8 = env->GetStringUTFChars(locale, NULL);
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|
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AssetManager* am = assetManagerForJavaObject(env, clazz);
|
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if (am == NULL) {
|
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return;
|
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}
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|
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am->setLocale(locale8);
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|
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env->ReleaseStringUTFChars(locale, locale8);
|
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}
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|
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static jobjectArray android_content_AssetManager_getLocales(JNIEnv* env, jobject clazz)
|
|
{
|
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Vector<String8> locales;
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|
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AssetManager* am = assetManagerForJavaObject(env, clazz);
|
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if (am == NULL) {
|
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return NULL;
|
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}
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|
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am->getLocales(&locales);
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|
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const int N = locales.size();
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|
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jobjectArray result = env->NewObjectArray(N, g_stringClass, NULL);
|
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if (result == NULL) {
|
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return NULL;
|
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}
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for (int i=0; i<N; i++) {
|
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jstring str = env->NewStringUTF(locales[i].string());
|
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if (str == NULL) {
|
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return NULL;
|
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}
|
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env->SetObjectArrayElement(result, i, str);
|
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env->DeleteLocalRef(str);
|
|
}
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|
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return result;
|
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}
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static void android_content_AssetManager_setConfiguration(JNIEnv* env, jobject clazz,
|
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jint mcc, jint mnc,
|
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jstring locale, jint orientation,
|
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jint touchscreen, jint density,
|
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jint keyboard, jint keyboardHidden,
|
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jint navigation,
|
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jint screenWidth, jint screenHeight,
|
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jint screenLayout, jint uiMode,
|
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jint sdkVersion)
|
|
{
|
|
AssetManager* am = assetManagerForJavaObject(env, clazz);
|
|
if (am == NULL) {
|
|
return;
|
|
}
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|
|
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.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)
|
|
{
|
|
if (name == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "name");
|
|
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);
|
|
#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());
|
|
|
|
if (tag == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "tag");
|
|
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) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "theme token");
|
|
return JNI_FALSE;
|
|
}
|
|
if (attrs == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "attrs");
|
|
return JNI_FALSE;
|
|
}
|
|
if (outValues == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "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) {
|
|
jniThrowException(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);
|
|
jniThrowException(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];
|
|
|
|
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;
|
|
}
|
|
|
|
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) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "xmlParserToken");
|
|
return JNI_FALSE;
|
|
}
|
|
if (attrs == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "attrs");
|
|
return JNI_FALSE;
|
|
}
|
|
if (outValues == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "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) {
|
|
jniThrowException(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);
|
|
jniThrowException(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;
|
|
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 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) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "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;
|
|
}
|
|
|
|
LOGV("openXmlAsset in %p (Java object %p)\n", am, clazz);
|
|
|
|
if (fileName == NULL) {
|
|
jniThrowException(env, "java/lang/NullPointerException", "fileName");
|
|
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) {
|
|
jniThrowException(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) {
|
|
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) {
|
|
jniThrowException(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;
|
|
}
|
|
|
|
#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) {
|
|
jniThrowException(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 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();
|
|
|
|
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 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;IIIIIIIIIII)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 },
|
|
{ "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");
|
|
|
|
g_stringClass = env->FindClass("java/lang/String");
|
|
|
|
return AndroidRuntime::registerNativeMethods(env,
|
|
"android/content/res/AssetManager", gAssetManagerMethods, NELEM(gAssetManagerMethods));
|
|
}
|
|
|
|
}; // namespace android
|