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-rw-r--r--runtime/jni_internal.cc170
1 files changed, 86 insertions, 84 deletions
diff --git a/runtime/jni_internal.cc b/runtime/jni_internal.cc
index a11f9ab31f..7b2757897e 100644
--- a/runtime/jni_internal.cc
+++ b/runtime/jni_internal.cc
@@ -52,7 +52,7 @@
#include "reflection.h"
#include "runtime.h"
#include "safe_map.h"
-#include "scoped_thread_state_change.h"
+#include "scoped_thread_state_change-inl.h"
#include "ScopedLocalRef.h"
#include "thread.h"
#include "utf.h"
@@ -108,7 +108,7 @@ static void ReportInvalidJNINativeMethod(const ScopedObjectAccess& soa, mirror::
"%s is null at index %d", kind, idx);
}
-static mirror::Class* EnsureInitialized(Thread* self, mirror::Class* klass)
+static ObjPtr<mirror::Class> EnsureInitialized(Thread* self, ObjPtr<mirror::Class> klass)
REQUIRES_SHARED(Locks::mutator_lock_) {
if (LIKELY(klass->IsInitialized())) {
return klass;
@@ -124,7 +124,7 @@ static mirror::Class* EnsureInitialized(Thread* self, mirror::Class* klass)
static jmethodID FindMethodID(ScopedObjectAccess& soa, jclass jni_class,
const char* name, const char* sig, bool is_static)
REQUIRES_SHARED(Locks::mutator_lock_) {
- mirror::Class* c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class*>(jni_class));
+ ObjPtr<mirror::Class> c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class>(jni_class));
if (c == nullptr) {
return nullptr;
}
@@ -143,31 +143,31 @@ static jmethodID FindMethodID(ScopedObjectAccess& soa, jclass jni_class,
}
}
if (method == nullptr || method->IsStatic() != is_static) {
- ThrowNoSuchMethodError(soa, c, name, sig, is_static ? "static" : "non-static");
+ ThrowNoSuchMethodError(soa, c.Decode(), name, sig, is_static ? "static" : "non-static");
return nullptr;
}
return soa.EncodeMethod(method);
}
-static mirror::ClassLoader* GetClassLoader(const ScopedObjectAccess& soa)
+static ObjPtr<mirror::ClassLoader> GetClassLoader(const ScopedObjectAccess& soa)
REQUIRES_SHARED(Locks::mutator_lock_) {
ArtMethod* method = soa.Self()->GetCurrentMethod(nullptr);
// If we are running Runtime.nativeLoad, use the overriding ClassLoader it set.
if (method == soa.DecodeMethod(WellKnownClasses::java_lang_Runtime_nativeLoad)) {
- return soa.Decode<mirror::ClassLoader*>(soa.Self()->GetClassLoaderOverride());
+ return soa.Decode<mirror::ClassLoader>(soa.Self()->GetClassLoaderOverride());
}
// If we have a method, use its ClassLoader for context.
if (method != nullptr) {
return method->GetDeclaringClass()->GetClassLoader();
}
// We don't have a method, so try to use the system ClassLoader.
- mirror::ClassLoader* class_loader =
- soa.Decode<mirror::ClassLoader*>(Runtime::Current()->GetSystemClassLoader());
+ ObjPtr<mirror::ClassLoader> class_loader =
+ soa.Decode<mirror::ClassLoader>(Runtime::Current()->GetSystemClassLoader());
if (class_loader != nullptr) {
return class_loader;
}
// See if the override ClassLoader is set for gtests.
- class_loader = soa.Decode<mirror::ClassLoader*>(soa.Self()->GetClassLoaderOverride());
+ class_loader = soa.Decode<mirror::ClassLoader>(soa.Self()->GetClassLoaderOverride());
if (class_loader != nullptr) {
// If so, CommonCompilerTest should have marked the runtime as a compiler not compiling an
// image.
@@ -184,7 +184,7 @@ static jfieldID FindFieldID(const ScopedObjectAccess& soa, jclass jni_class, con
REQUIRES_SHARED(Locks::mutator_lock_) {
StackHandleScope<2> hs(soa.Self());
Handle<mirror::Class> c(
- hs.NewHandle(EnsureInitialized(soa.Self(), soa.Decode<mirror::Class*>(jni_class))));
+ hs.NewHandle(EnsureInitialized(soa.Self(), soa.Decode<mirror::Class>(jni_class))));
if (c.Get() == nullptr) {
return nullptr;
}
@@ -272,7 +272,7 @@ int ThrowNewException(JNIEnv* env, jclass exception_class, const char* msg, jobj
if (mid == nullptr) {
ScopedObjectAccess soa(env);
LOG(ERROR) << "No <init>" << signature << " in "
- << PrettyClass(soa.Decode<mirror::Class*>(exception_class));
+ << PrettyClass(soa.Decode<mirror::Class>(exception_class));
return JNI_ERR;
}
@@ -282,7 +282,7 @@ int ThrowNewException(JNIEnv* env, jclass exception_class, const char* msg, jobj
return JNI_ERR;
}
ScopedObjectAccess soa(env);
- soa.Self()->SetException(soa.Decode<mirror::Throwable*>(exception.get()));
+ soa.Self()->SetException(soa.Decode<mirror::Throwable>(exception.get()).Decode());
return JNI_OK;
}
@@ -363,12 +363,12 @@ class JNI {
static jfieldID FromReflectedField(JNIEnv* env, jobject jlr_field) {
CHECK_NON_NULL_ARGUMENT(jlr_field);
ScopedObjectAccess soa(env);
- mirror::Object* obj_field = soa.Decode<mirror::Object*>(jlr_field);
+ ObjPtr<mirror::Object> obj_field = soa.Decode<mirror::Object>(jlr_field);
if (obj_field->GetClass() != mirror::Field::StaticClass()) {
// Not even a java.lang.reflect.Field, return null. TODO, is this check necessary?
return nullptr;
}
- auto* field = static_cast<mirror::Field*>(obj_field);
+ ObjPtr<mirror::Field> field = down_cast<mirror::Field*>(obj_field.Decode());
return soa.EncodeField(field->GetArtField());
}
@@ -398,14 +398,14 @@ class JNI {
static jclass GetObjectClass(JNIEnv* env, jobject java_object) {
CHECK_NON_NULL_ARGUMENT(java_object);
ScopedObjectAccess soa(env);
- mirror::Object* o = soa.Decode<mirror::Object*>(java_object);
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(java_object);
return soa.AddLocalReference<jclass>(o->GetClass());
}
static jclass GetSuperclass(JNIEnv* env, jclass java_class) {
CHECK_NON_NULL_ARGUMENT(java_class);
ScopedObjectAccess soa(env);
- mirror::Class* c = soa.Decode<mirror::Class*>(java_class);
+ ObjPtr<mirror::Class> c = soa.Decode<mirror::Class>(java_class);
return soa.AddLocalReference<jclass>(c->IsInterface() ? nullptr : c->GetSuperClass());
}
@@ -415,9 +415,9 @@ class JNI {
CHECK_NON_NULL_ARGUMENT_RETURN(java_class1, JNI_FALSE);
CHECK_NON_NULL_ARGUMENT_RETURN(java_class2, JNI_FALSE);
ScopedObjectAccess soa(env);
- mirror::Class* c1 = soa.Decode<mirror::Class*>(java_class1);
- mirror::Class* c2 = soa.Decode<mirror::Class*>(java_class2);
- return c2->IsAssignableFrom(c1) ? JNI_TRUE : JNI_FALSE;
+ ObjPtr<mirror::Class> c1 = soa.Decode<mirror::Class>(java_class1);
+ ObjPtr<mirror::Class> c2 = soa.Decode<mirror::Class>(java_class2);
+ return c2->IsAssignableFrom(c1.Decode()) ? JNI_TRUE : JNI_FALSE;
}
static jboolean IsInstanceOf(JNIEnv* env, jobject jobj, jclass java_class) {
@@ -427,19 +427,19 @@ class JNI {
return JNI_TRUE;
} else {
ScopedObjectAccess soa(env);
- mirror::Object* obj = soa.Decode<mirror::Object*>(jobj);
- mirror::Class* c = soa.Decode<mirror::Class*>(java_class);
+ ObjPtr<mirror::Object> obj = soa.Decode<mirror::Object>(jobj);
+ ObjPtr<mirror::Class> c = soa.Decode<mirror::Class>(java_class);
return obj->InstanceOf(c) ? JNI_TRUE : JNI_FALSE;
}
}
static jint Throw(JNIEnv* env, jthrowable java_exception) {
ScopedObjectAccess soa(env);
- mirror::Throwable* exception = soa.Decode<mirror::Throwable*>(java_exception);
+ ObjPtr<mirror::Throwable> exception = soa.Decode<mirror::Throwable>(java_exception);
if (exception == nullptr) {
return JNI_ERR;
}
- soa.Self()->SetException(exception);
+ soa.Self()->SetException(exception.Decode());
return JNI_OK;
}
@@ -509,7 +509,7 @@ class JNI {
static jobject PopLocalFrame(JNIEnv* env, jobject java_survivor) {
ScopedObjectAccess soa(env);
- mirror::Object* survivor = soa.Decode<mirror::Object*>(java_survivor);
+ ObjPtr<mirror::Object> survivor = soa.Decode<mirror::Object>(java_survivor);
soa.Env()->PopFrame();
return soa.AddLocalReference<jobject>(survivor);
}
@@ -522,8 +522,8 @@ class JNI {
static jobject NewGlobalRef(JNIEnv* env, jobject obj) {
ScopedObjectAccess soa(env);
- mirror::Object* decoded_obj = soa.Decode<mirror::Object*>(obj);
- return soa.Vm()->AddGlobalRef(soa.Self(), decoded_obj);
+ ObjPtr<mirror::Object> decoded_obj = soa.Decode<mirror::Object>(obj);
+ return soa.Vm()->AddGlobalRef(soa.Self(), decoded_obj.Decode());
}
static void DeleteGlobalRef(JNIEnv* env, jobject obj) {
@@ -534,8 +534,8 @@ class JNI {
static jweak NewWeakGlobalRef(JNIEnv* env, jobject obj) {
ScopedObjectAccess soa(env);
- mirror::Object* decoded_obj = soa.Decode<mirror::Object*>(obj);
- return soa.Vm()->AddWeakGlobalRef(soa.Self(), decoded_obj);
+ ObjPtr<mirror::Object> decoded_obj = soa.Decode<mirror::Object>(obj);
+ return soa.Vm()->AddWeakGlobalRef(soa.Self(), decoded_obj.Decode());
}
static void DeleteWeakGlobalRef(JNIEnv* env, jweak obj) {
@@ -546,7 +546,7 @@ class JNI {
static jobject NewLocalRef(JNIEnv* env, jobject obj) {
ScopedObjectAccess soa(env);
- mirror::Object* decoded_obj = soa.Decode<mirror::Object*>(obj);
+ ObjPtr<mirror::Object> decoded_obj = soa.Decode<mirror::Object>(obj);
// Check for null after decoding the object to handle cleared weak globals.
if (decoded_obj == nullptr) {
return nullptr;
@@ -579,7 +579,7 @@ class JNI {
return JNI_TRUE;
} else {
ScopedObjectAccess soa(env);
- return (soa.Decode<mirror::Object*>(obj1) == soa.Decode<mirror::Object*>(obj2))
+ return (soa.Decode<mirror::Object>(obj1) == soa.Decode<mirror::Object>(obj2))
? JNI_TRUE : JNI_FALSE;
}
}
@@ -587,7 +587,7 @@ class JNI {
static jobject AllocObject(JNIEnv* env, jclass java_class) {
CHECK_NON_NULL_ARGUMENT(java_class);
ScopedObjectAccess soa(env);
- mirror::Class* c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class*>(java_class));
+ ObjPtr<mirror::Class> c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class>(java_class));
if (c == nullptr) {
return nullptr;
}
@@ -613,7 +613,8 @@ class JNI {
CHECK_NON_NULL_ARGUMENT(java_class);
CHECK_NON_NULL_ARGUMENT(mid);
ScopedObjectAccess soa(env);
- mirror::Class* c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class*>(java_class));
+ ObjPtr<mirror::Class> c = EnsureInitialized(soa.Self(),
+ soa.Decode<mirror::Class>(java_class));
if (c == nullptr) {
return nullptr;
}
@@ -639,7 +640,8 @@ class JNI {
CHECK_NON_NULL_ARGUMENT(java_class);
CHECK_NON_NULL_ARGUMENT(mid);
ScopedObjectAccess soa(env);
- mirror::Class* c = EnsureInitialized(soa.Self(), soa.Decode<mirror::Class*>(java_class));
+ ObjPtr<mirror::Class> c = EnsureInitialized(soa.Self(),
+ soa.Decode<mirror::Class>(java_class));
if (c == nullptr) {
return nullptr;
}
@@ -1223,9 +1225,9 @@ class JNI {
CHECK_NON_NULL_ARGUMENT(obj);
CHECK_NON_NULL_ARGUMENT(fid);
ScopedObjectAccess soa(env);
- mirror::Object* o = soa.Decode<mirror::Object*>(obj);
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(obj);
ArtField* f = soa.DecodeField(fid);
- return soa.AddLocalReference<jobject>(f->GetObject(o));
+ return soa.AddLocalReference<jobject>(f->GetObject(o.Decode()));
}
static jobject GetStaticObjectField(JNIEnv* env, jclass, jfieldID fid) {
@@ -1239,27 +1241,27 @@ class JNI {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_object);
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(fid);
ScopedObjectAccess soa(env);
- mirror::Object* o = soa.Decode<mirror::Object*>(java_object);
- mirror::Object* v = soa.Decode<mirror::Object*>(java_value);
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(java_object);
+ ObjPtr<mirror::Object> v = soa.Decode<mirror::Object>(java_value);
ArtField* f = soa.DecodeField(fid);
- f->SetObject<false>(o, v);
+ f->SetObject<false>(o.Decode(), v.Decode());
}
static void SetStaticObjectField(JNIEnv* env, jclass, jfieldID fid, jobject java_value) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(fid);
ScopedObjectAccess soa(env);
- mirror::Object* v = soa.Decode<mirror::Object*>(java_value);
+ ObjPtr<mirror::Object> v = soa.Decode<mirror::Object>(java_value);
ArtField* f = soa.DecodeField(fid);
- f->SetObject<false>(f->GetDeclaringClass(), v);
+ f->SetObject<false>(f->GetDeclaringClass(), v.Decode());
}
#define GET_PRIMITIVE_FIELD(fn, instance) \
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(instance); \
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(fid); \
ScopedObjectAccess soa(env); \
- mirror::Object* o = soa.Decode<mirror::Object*>(instance); \
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(instance); \
ArtField* f = soa.DecodeField(fid); \
- return f->Get ##fn (o)
+ return f->Get ##fn (o.Decode())
#define GET_STATIC_PRIMITIVE_FIELD(fn) \
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(fid); \
@@ -1271,9 +1273,9 @@ class JNI {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(instance); \
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(fid); \
ScopedObjectAccess soa(env); \
- mirror::Object* o = soa.Decode<mirror::Object*>(instance); \
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(instance); \
ArtField* f = soa.DecodeField(fid); \
- f->Set ##fn <false>(o, value)
+ f->Set ##fn <false>(o.Decode(), value)
#define SET_STATIC_PRIMITIVE_FIELD(fn, value) \
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(fid); \
@@ -1657,20 +1659,20 @@ class JNI {
static jsize GetStringLength(JNIEnv* env, jstring java_string) {
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(java_string);
ScopedObjectAccess soa(env);
- return soa.Decode<mirror::String*>(java_string)->GetLength();
+ return soa.Decode<mirror::String>(java_string)->GetLength();
}
static jsize GetStringUTFLength(JNIEnv* env, jstring java_string) {
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(java_string);
ScopedObjectAccess soa(env);
- return soa.Decode<mirror::String*>(java_string)->GetUtfLength();
+ return soa.Decode<mirror::String>(java_string)->GetUtfLength();
}
static void GetStringRegion(JNIEnv* env, jstring java_string, jsize start, jsize length,
jchar* buf) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_string);
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
if (start < 0 || length < 0 || length > s->GetLength() - start) {
ThrowSIOOBE(soa, start, length, s->GetLength());
} else {
@@ -1690,7 +1692,7 @@ class JNI {
char* buf) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_string);
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
if (start < 0 || length < 0 || length > s->GetLength() - start) {
ThrowSIOOBE(soa, start, length, s->GetLength());
} else {
@@ -1710,7 +1712,7 @@ class JNI {
static const jchar* GetStringChars(JNIEnv* env, jstring java_string, jboolean* is_copy) {
CHECK_NON_NULL_ARGUMENT(java_string);
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
gc::Heap* heap = Runtime::Current()->GetHeap();
if (heap->IsMovableObject(s) || s->IsCompressed()) {
jchar* chars = new jchar[s->GetLength()];
@@ -1736,7 +1738,7 @@ class JNI {
static void ReleaseStringChars(JNIEnv* env, jstring java_string, const jchar* chars) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_string);
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
if (s->IsCompressed() || (s->IsCompressed() == false && chars != s->GetValue())) {
delete[] chars;
}
@@ -1745,11 +1747,11 @@ class JNI {
static const jchar* GetStringCritical(JNIEnv* env, jstring java_string, jboolean* is_copy) {
CHECK_NON_NULL_ARGUMENT(java_string);
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
gc::Heap* heap = Runtime::Current()->GetHeap();
if (heap->IsMovableObject(s)) {
StackHandleScope<1> hs(soa.Self());
- HandleWrapper<mirror::String> h(hs.NewHandleWrapper(&s));
+ HandleWrapperObjPtr<mirror::String> h(hs.NewHandleWrapper(&s));
if (!kUseReadBarrier) {
heap->IncrementDisableMovingGC(soa.Self());
} else {
@@ -1782,7 +1784,7 @@ class JNI {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_string);
ScopedObjectAccess soa(env);
gc::Heap* heap = Runtime::Current()->GetHeap();
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
if (heap->IsMovableObject(s)) {
if (!kUseReadBarrier) {
heap->DecrementDisableMovingGC(soa.Self());
@@ -1803,7 +1805,7 @@ class JNI {
*is_copy = JNI_TRUE;
}
ScopedObjectAccess soa(env);
- mirror::String* s = soa.Decode<mirror::String*>(java_string);
+ ObjPtr<mirror::String> s = soa.Decode<mirror::String>(java_string);
size_t byte_count = s->GetUtfLength();
char* bytes = new char[byte_count + 1];
CHECK(bytes != nullptr); // bionic aborts anyway.
@@ -1826,7 +1828,7 @@ class JNI {
static jsize GetArrayLength(JNIEnv* env, jarray java_array) {
CHECK_NON_NULL_ARGUMENT_RETURN_ZERO(java_array);
ScopedObjectAccess soa(env);
- mirror::Object* obj = soa.Decode<mirror::Object*>(java_array);
+ ObjPtr<mirror::Object> obj = soa.Decode<mirror::Object>(java_array);
if (UNLIKELY(!obj->IsArrayInstance())) {
soa.Vm()->JniAbortF("GetArrayLength", "not an array: %s", PrettyTypeOf(obj).c_str());
return 0;
@@ -1838,8 +1840,8 @@ class JNI {
static jobject GetObjectArrayElement(JNIEnv* env, jobjectArray java_array, jsize index) {
CHECK_NON_NULL_ARGUMENT(java_array);
ScopedObjectAccess soa(env);
- mirror::ObjectArray<mirror::Object>* array =
- soa.Decode<mirror::ObjectArray<mirror::Object>*>(java_array);
+ ObjPtr<mirror::ObjectArray<mirror::Object>> array =
+ soa.Decode<mirror::ObjectArray<mirror::Object>>(java_array);
return soa.AddLocalReference<jobject>(array->Get(index));
}
@@ -1847,10 +1849,10 @@ class JNI {
jobject java_value) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_array);
ScopedObjectAccess soa(env);
- mirror::ObjectArray<mirror::Object>* array =
- soa.Decode<mirror::ObjectArray<mirror::Object>*>(java_array);
- mirror::Object* value = soa.Decode<mirror::Object*>(java_value);
- array->Set<false>(index, value);
+ ObjPtr<mirror::ObjectArray<mirror::Object>> array =
+ soa.Decode<mirror::ObjectArray<mirror::Object>>(java_array);
+ ObjPtr<mirror::Object> value = soa.Decode<mirror::Object>(java_value);
+ array->Set<false>(index, value.Decode());
}
static jbooleanArray NewBooleanArray(JNIEnv* env, jsize length) {
@@ -1893,7 +1895,7 @@ class JNI {
ScopedObjectAccess soa(env);
mirror::Class* array_class;
{
- mirror::Class* element_class = soa.Decode<mirror::Class*>(element_jclass);
+ mirror::Class* element_class = soa.Decode<mirror::Class>(element_jclass).Decode();
if (UNLIKELY(element_class->IsPrimitive())) {
soa.Vm()->JniAbortF("NewObjectArray", "not an object type: %s",
PrettyDescriptor(element_class).c_str());
@@ -1910,7 +1912,7 @@ class JNI {
mirror::ObjectArray<mirror::Object>* result =
mirror::ObjectArray<mirror::Object>::Alloc(soa.Self(), array_class, length);
if (result != nullptr && initial_element != nullptr) {
- mirror::Object* initial_object = soa.Decode<mirror::Object*>(initial_element);
+ ObjPtr<mirror::Object> initial_object = soa.Decode<mirror::Object>(initial_element);
if (initial_object != nullptr) {
mirror::Class* element_class = result->GetClass()->GetComponentType();
if (UNLIKELY(!element_class->IsAssignableFrom(initial_object->GetClass()))) {
@@ -1921,7 +1923,7 @@ class JNI {
return nullptr;
} else {
for (jsize i = 0; i < length; ++i) {
- result->SetWithoutChecks<false>(i, initial_object);
+ result->SetWithoutChecks<false>(i, initial_object.Decode());
}
}
}
@@ -1936,7 +1938,7 @@ class JNI {
static void* GetPrimitiveArrayCritical(JNIEnv* env, jarray java_array, jboolean* is_copy) {
CHECK_NON_NULL_ARGUMENT(java_array);
ScopedObjectAccess soa(env);
- mirror::Array* array = soa.Decode<mirror::Array*>(java_array);
+ ObjPtr<mirror::Array> array = soa.Decode<mirror::Array>(java_array);
if (UNLIKELY(!array->GetClass()->IsPrimitiveArray())) {
soa.Vm()->JniAbortF("GetPrimitiveArrayCritical", "expected primitive array, given %s",
PrettyDescriptor(array->GetClass()).c_str());
@@ -1952,7 +1954,7 @@ class JNI {
heap->IncrementDisableThreadFlip(soa.Self());
}
// Re-decode in case the object moved since IncrementDisableGC waits for GC to complete.
- array = soa.Decode<mirror::Array*>(java_array);
+ array = soa.Decode<mirror::Array>(java_array);
}
if (is_copy != nullptr) {
*is_copy = JNI_FALSE;
@@ -1964,14 +1966,14 @@ class JNI {
jint mode) {
CHECK_NON_NULL_ARGUMENT_RETURN_VOID(java_array);
ScopedObjectAccess soa(env);
- mirror::Array* array = soa.Decode<mirror::Array*>(java_array);
+ ObjPtr<mirror::Array> array = soa.Decode<mirror::Array>(java_array);
if (UNLIKELY(!array->GetClass()->IsPrimitiveArray())) {
soa.Vm()->JniAbortF("ReleasePrimitiveArrayCritical", "expected primitive array, given %s",
PrettyDescriptor(array->GetClass()).c_str());
return;
}
const size_t component_size = array->GetClass()->GetComponentSize();
- ReleasePrimitiveArray(soa, array, component_size, elements, mode);
+ ReleasePrimitiveArray(soa, array.Decode(), component_size, elements, mode);
}
static jboolean* GetBooleanArrayElements(JNIEnv* env, jbooleanArray array, jboolean* is_copy) {
@@ -2145,7 +2147,7 @@ class JNI {
}
CHECK_NON_NULL_ARGUMENT_FN_NAME("RegisterNatives", java_class, JNI_ERR);
ScopedObjectAccess soa(env);
- mirror::Class* c = soa.Decode<mirror::Class*>(java_class);
+ ObjPtr<mirror::Class> c = soa.Decode<mirror::Class>(java_class);
if (UNLIKELY(method_count == 0)) {
LOG(WARNING) << "JNI RegisterNativeMethods: attempt to register 0 native methods for "
<< PrettyDescriptor(c);
@@ -2157,13 +2159,13 @@ class JNI {
const char* sig = methods[i].signature;
const void* fnPtr = methods[i].fnPtr;
if (UNLIKELY(name == nullptr)) {
- ReportInvalidJNINativeMethod(soa, c, "method name", i, return_errors);
+ ReportInvalidJNINativeMethod(soa, c.Decode(), "method name", i, return_errors);
return JNI_ERR;
} else if (UNLIKELY(sig == nullptr)) {
- ReportInvalidJNINativeMethod(soa, c, "method signature", i, return_errors);
+ ReportInvalidJNINativeMethod(soa, c.Decode(), "method signature", i, return_errors);
return JNI_ERR;
} else if (UNLIKELY(fnPtr == nullptr)) {
- ReportInvalidJNINativeMethod(soa, c, "native function", i, return_errors);
+ ReportInvalidJNINativeMethod(soa, c.Decode(), "native function", i, return_errors);
return JNI_ERR;
}
bool is_fast = false;
@@ -2206,17 +2208,17 @@ class JNI {
// the parent.
ArtMethod* m = nullptr;
bool warn_on_going_to_parent = down_cast<JNIEnvExt*>(env)->vm->IsCheckJniEnabled();
- for (mirror::Class* current_class = c;
+ for (ObjPtr<mirror::Class> current_class = c;
current_class != nullptr;
current_class = current_class->GetSuperClass()) {
// Search first only comparing methods which are native.
- m = FindMethod<true>(current_class, name, sig);
+ m = FindMethod<true>(current_class.Decode(), name, sig);
if (m != nullptr) {
break;
}
// Search again comparing to all methods, to find non-native methods that match.
- m = FindMethod<false>(current_class, name, sig);
+ m = FindMethod<false>(current_class.Decode(), name, sig);
if (m != nullptr) {
break;
}
@@ -2238,14 +2240,14 @@ class JNI {
<< "Failed to register native method "
<< PrettyDescriptor(c) << "." << name << sig << " in "
<< c->GetDexCache()->GetLocation()->ToModifiedUtf8();
- ThrowNoSuchMethodError(soa, c, name, sig, "static or non-static");
+ ThrowNoSuchMethodError(soa, c.Decode(), name, sig, "static or non-static");
return JNI_ERR;
} else if (!m->IsNative()) {
LOG(return_errors ? ::android::base::ERROR : ::android::base::FATAL)
<< "Failed to register non-native method "
<< PrettyDescriptor(c) << "." << name << sig
<< " as native";
- ThrowNoSuchMethodError(soa, c, name, sig, "native");
+ ThrowNoSuchMethodError(soa, c.Decode(), name, sig, "native");
return JNI_ERR;
}
@@ -2260,7 +2262,7 @@ class JNI {
static jint UnregisterNatives(JNIEnv* env, jclass java_class) {
CHECK_NON_NULL_ARGUMENT_RETURN(java_class, JNI_ERR);
ScopedObjectAccess soa(env);
- mirror::Class* c = soa.Decode<mirror::Class*>(java_class);
+ ObjPtr<mirror::Class> c = soa.Decode<mirror::Class>(java_class);
VLOG(jni) << "[Unregistering JNI native methods for " << PrettyClass(c) << "]";
@@ -2283,24 +2285,24 @@ class JNI {
static jint MonitorEnter(JNIEnv* env, jobject java_object) NO_THREAD_SAFETY_ANALYSIS {
CHECK_NON_NULL_ARGUMENT_RETURN(java_object, JNI_ERR);
ScopedObjectAccess soa(env);
- mirror::Object* o = soa.Decode<mirror::Object*>(java_object);
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(java_object);
o = o->MonitorEnter(soa.Self());
if (soa.Self()->IsExceptionPending()) {
return JNI_ERR;
}
- soa.Env()->monitors.Add(o);
+ soa.Env()->monitors.Add(o.Decode());
return JNI_OK;
}
static jint MonitorExit(JNIEnv* env, jobject java_object) NO_THREAD_SAFETY_ANALYSIS {
CHECK_NON_NULL_ARGUMENT_RETURN(java_object, JNI_ERR);
ScopedObjectAccess soa(env);
- mirror::Object* o = soa.Decode<mirror::Object*>(java_object);
+ ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(java_object);
o->MonitorExit(soa.Self());
if (soa.Self()->IsExceptionPending()) {
return JNI_ERR;
}
- soa.Env()->monitors.Remove(o);
+ soa.Env()->monitors.Remove(o.Decode());
return JNI_OK;
}
@@ -2409,7 +2411,7 @@ class JNI {
static ArtArrayT* DecodeAndCheckArrayType(ScopedObjectAccess& soa, JArrayT java_array,
const char* fn_name, const char* operation)
REQUIRES_SHARED(Locks::mutator_lock_) {
- ArtArrayT* array = soa.Decode<ArtArrayT*>(java_array);
+ ObjPtr<ArtArrayT> array = soa.Decode<ArtArrayT>(java_array);
if (UNLIKELY(ArtArrayT::GetArrayClass() != array->GetClass())) {
soa.Vm()->JniAbortF(fn_name,
"attempt to %s %s primitive array elements with an object of type %s",
@@ -2419,7 +2421,7 @@ class JNI {
return nullptr;
}
DCHECK_EQ(sizeof(ElementT), array->GetClass()->GetComponentSize());
- return array;
+ return array.Decode();
}
template <typename ArrayT, typename ElementT, typename ArtArrayT>
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 06:00:50 +0000