Android/frameworks_base
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Move registration of AssetManager.mObject to zygote.

Browse Source 
bug: 73865351
Test: m

Change-Id: I9d0f0c8ae016b8823246e25bfdbff0d4fd8eaae1
This commit is contained in:
Nicolas Geoffray
2018-05-10 15:00:13 +01:00
parent 618418af09
commit a55a59a4f5
3 changed files with 7 additions and 25 deletions
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5
core/jni/android_util_AssetManager.cpp
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@@ -75,9 +75,8 @@ static struct assetfiledescriptor_offsets_t {
jfieldID mLength;
} gAssetFileDescriptorOffsets;
static struct assetmanager_offsets_t {
jfieldID mObject;
} gAssetManagerOffsets;
// This is also used by asset_manager.cpp.
assetmanager_offsets_t gAssetManagerOffsets;
static struct {
jfieldID native_ptr;

5
core/jni/include/android_runtime/android_util_AssetManager.h
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@@ -27,6 +27,11 @@ namespace android {
extern AAssetManager* NdkAssetManagerForJavaObject(JNIEnv* env, jobject jassetmanager);
extern Guarded<AssetManager2>* AssetManagerForJavaObject(JNIEnv* env, jobject jassetmanager);
extern Guarded<AssetManager2>* AssetManagerForNdkAssetManager(AAssetManager* assetmanager);
struct assetmanager_offsets_t
{
jfieldID mObject;
};
extern assetmanager_offsets_t gAssetManagerOffsets;
} // namespace android

22
native/android/asset_manager.cpp
View File

@@ -55,33 +55,11 @@ struct AAsset {
// -------------------- Public native C API --------------------
/**
* Supporting information
*/
static struct assetmanager_offsets_t
{
jfieldID mObject;
} gAssetManagerOffsets;
static volatile bool gJNIConfigured = false;
static Mutex gMutex;
/**
* Asset Manager functionality
*/
AAssetManager* AAssetManager_fromJava(JNIEnv* env, jobject assetManager)
{
{
Mutex::Autolock _l(gMutex);
if (gJNIConfigured == false) {
jclass amClass = env->FindClass("android/content/res/AssetManager");
gAssetManagerOffsets.mObject = env->GetFieldID(amClass, "mObject", "J");
gJNIConfigured = true;
}
}
return (AAssetManager*) env->GetLongField(assetManager, gAssetManagerOffsets.mObject);
}