| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "java_lang_reflect_Field.h" |
| |
| #include "android-base/stringprintf.h" |
| #include "nativehelper/jni_macros.h" |
| |
| #include "art_field-inl.h" |
| #include "base/utils.h" |
| #include "class_linker-inl.h" |
| #include "class_linker.h" |
| #include "common_throws.h" |
| #include "dex/dex_file-inl.h" |
| #include "dex/dex_file_annotations.h" |
| #include "gc/reference_processor.h" |
| #include "jni/jni_internal.h" |
| #include "jvalue-inl.h" |
| #include "mirror/class-inl.h" |
| #include "mirror/field-inl.h" |
| #include "mirror/object_array-alloc-inl.h" |
| #include "native_util.h" |
| #include "reflection-inl.h" |
| #include "scoped_fast_native_object_access-inl.h" |
| #include "well_known_classes.h" |
| |
| namespace art HIDDEN { |
| |
| using android::base::StringPrintf; |
| |
| template<bool kIsSet> |
| ALWAYS_INLINE inline static bool VerifyFieldAccess(Thread* self, |
| ObjPtr<mirror::Field> field, |
| ObjPtr<mirror::Object> obj) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| if (kIsSet && field->IsFinal()) { |
| ThrowIllegalAccessException( |
| StringPrintf("Cannot set %s field %s of class %s", |
| PrettyJavaAccessFlags(field->GetAccessFlags()).c_str(), |
| ArtField::PrettyField(field->GetArtField()).c_str(), |
| field->GetDeclaringClass() == nullptr ? "null" : |
| field->GetDeclaringClass()->PrettyClass().c_str()).c_str()); |
| return false; |
| } |
| ObjPtr<mirror::Class> calling_class; |
| if (!VerifyAccess(self, |
| obj, |
| field->GetDeclaringClass(), |
| field->GetAccessFlags(), |
| &calling_class, |
| 1)) { |
| ThrowIllegalAccessException( |
| StringPrintf("Class %s cannot access %s field %s of class %s", |
| calling_class == nullptr ? "null" : calling_class->PrettyClass().c_str(), |
| PrettyJavaAccessFlags(field->GetAccessFlags()).c_str(), |
| ArtField::PrettyField(field->GetArtField()).c_str(), |
| field->GetDeclaringClass() == nullptr ? "null" : |
| field->GetDeclaringClass()->PrettyClass().c_str()).c_str()); |
| return false; |
| } |
| return true; |
| } |
| |
| template<bool kAllowReferences> |
| ALWAYS_INLINE inline static bool GetFieldValue(const ScopedFastNativeObjectAccess& soa, |
| ObjPtr<mirror::Object> o, |
| ObjPtr<mirror::Field> f, |
| Primitive::Type field_type, |
| JValue* value) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| DCHECK_EQ(value->GetJ(), INT64_C(0)); |
| MemberOffset offset(f->GetOffset()); |
| const bool is_volatile = f->IsVolatile(); |
| switch (field_type) { |
| case Primitive::kPrimBoolean: |
| value->SetZ(is_volatile ? o->GetFieldBooleanVolatile(offset) : o->GetFieldBoolean(offset)); |
| return true; |
| case Primitive::kPrimByte: |
| value->SetB(is_volatile ? o->GetFieldByteVolatile(offset) : o->GetFieldByte(offset)); |
| return true; |
| case Primitive::kPrimChar: |
| value->SetC(is_volatile ? o->GetFieldCharVolatile(offset) : o->GetFieldChar(offset)); |
| return true; |
| case Primitive::kPrimInt: |
| case Primitive::kPrimFloat: |
| value->SetI(is_volatile ? o->GetField32Volatile(offset) : o->GetField32(offset)); |
| return true; |
| case Primitive::kPrimLong: |
| case Primitive::kPrimDouble: |
| value->SetJ(is_volatile ? o->GetField64Volatile(offset) : o->GetField64(offset)); |
| return true; |
| case Primitive::kPrimShort: |
| value->SetS(is_volatile ? o->GetFieldShortVolatile(offset) : o->GetFieldShort(offset)); |
| return true; |
| case Primitive::kPrimNot: |
| if (kAllowReferences) { |
| // We need to ensure that a Reference-type object's referent is fetched |
| // via GetReferent and not directly using a read-barrier (See b/174433134) |
| const uint32_t class_flags = o->GetClass()->GetClassFlags(); |
| if (UNLIKELY((class_flags & mirror::kClassFlagReference) != 0 && |
| mirror::Reference::ReferentOffset() == offset)) { |
| // PhantomReference's get() always returns null. |
| value->SetL((class_flags & mirror::kClassFlagPhantomReference) != 0 |
| ? nullptr |
| : Runtime::Current()->GetHeap()->GetReferenceProcessor()->GetReferent( |
| soa.Self(), o->AsReference())); |
| } else { |
| value->SetL(is_volatile ? o->GetFieldObjectVolatile<mirror::Object>(offset) : |
| o->GetFieldObject<mirror::Object>(offset)); |
| } |
| return true; |
| } |
| // Else break to report an error. |
| break; |
| case Primitive::kPrimVoid: |
| // Never okay. |
| break; |
| } |
| ThrowIllegalArgumentException( |
| StringPrintf("Not a primitive field: %s", |
| ArtField::PrettyField(f->GetArtField()).c_str()).c_str()); |
| return false; |
| } |
| |
| ALWAYS_INLINE inline static bool CheckReceiver(const ScopedFastNativeObjectAccess& soa, |
| jobject j_rcvr, |
| ObjPtr<mirror::Field>* f, |
| ObjPtr<mirror::Object>* class_or_rcvr) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| soa.Self()->AssertThreadSuspensionIsAllowable(); |
| ObjPtr<mirror::Class> declaring_class = (*f)->GetDeclaringClass(); |
| if ((*f)->IsStatic()) { |
| if (UNLIKELY(!declaring_class->IsVisiblyInitialized())) { |
| Thread* self = soa.Self(); |
| StackHandleScope<2> hs(self); |
| HandleWrapperObjPtr<mirror::Field> h_f(hs.NewHandleWrapper(f)); |
| HandleWrapperObjPtr<mirror::Class> h_klass(hs.NewHandleWrapper(&declaring_class)); |
| if (UNLIKELY(!Runtime::Current()->GetClassLinker()->EnsureInitialized( |
| self, h_klass, /*can_init_fields=*/ true, /*can_init_parents=*/ true))) { |
| DCHECK(self->IsExceptionPending()); |
| return false; |
| } |
| DCHECK(h_klass->IsInitializing()); |
| } |
| *class_or_rcvr = declaring_class; |
| return true; |
| } |
| *class_or_rcvr = soa.Decode<mirror::Object>(j_rcvr); |
| if (!VerifyObjectIsClass(*class_or_rcvr, declaring_class)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return false; |
| } |
| return true; |
| } |
| |
| static jobject Field_get(JNIEnv* env, jobject javaField, jobject javaObj) { |
| ScopedFastNativeObjectAccess soa(env); |
| ObjPtr<mirror::Field> f = soa.Decode<mirror::Field>(javaField); |
| ObjPtr<mirror::Object> o; |
| if (!CheckReceiver(soa, javaObj, &f, &o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return nullptr; |
| } |
| // If field is not set to be accessible, verify it can be accessed by the caller. |
| if (!f->IsAccessible() && !VerifyFieldAccess<false>(soa.Self(), f, o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return nullptr; |
| } |
| // We now don't expect suspension unless an exception is thrown. |
| // Get the field's value, boxing if necessary. |
| Primitive::Type field_type = f->GetTypeAsPrimitiveType(); |
| JValue value; |
| if (!GetFieldValue<true>(soa, o, f, field_type, &value)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return nullptr; |
| } |
| return soa.AddLocalReference<jobject>(BoxPrimitive(field_type, value)); |
| } |
| |
| template<Primitive::Type kPrimitiveType> |
| ALWAYS_INLINE inline static JValue GetPrimitiveField(JNIEnv* env, |
| jobject javaField, |
| jobject javaObj) { |
| ScopedFastNativeObjectAccess soa(env); |
| ObjPtr<mirror::Field> f = soa.Decode<mirror::Field>(javaField); |
| ObjPtr<mirror::Object> o; |
| if (!CheckReceiver(soa, javaObj, &f, &o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return JValue(); |
| } |
| |
| // If field is not set to be accessible, verify it can be accessed by the caller. |
| if (!f->IsAccessible() && !VerifyFieldAccess<false>(soa.Self(), f, o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return JValue(); |
| } |
| |
| // We now don't expect suspension unless an exception is thrown. |
| // Read the value. |
| Primitive::Type field_type = f->GetTypeAsPrimitiveType(); |
| JValue field_value; |
| if (field_type == kPrimitiveType) { |
| // This if statement should get optimized out since we only pass in valid primitive types. |
| if (UNLIKELY(!GetFieldValue<false>(soa, o, f, kPrimitiveType, &field_value))) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return JValue(); |
| } |
| return field_value; |
| } |
| if (!GetFieldValue<false>(soa, o, f, field_type, &field_value)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return JValue(); |
| } |
| // Widen it if necessary (and possible). |
| JValue wide_value; |
| if (!ConvertPrimitiveValue(false, field_type, kPrimitiveType, field_value, |
| &wide_value)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return JValue(); |
| } |
| return wide_value; |
| } |
| |
| static jboolean Field_getBoolean(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimBoolean>(env, javaField, javaObj).GetZ(); |
| } |
| |
| static jbyte Field_getByte(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimByte>(env, javaField, javaObj).GetB(); |
| } |
| |
| static jchar Field_getChar(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimChar>(env, javaField, javaObj).GetC(); |
| } |
| |
| static jdouble Field_getDouble(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimDouble>(env, javaField, javaObj).GetD(); |
| } |
| |
| static jfloat Field_getFloat(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimFloat>(env, javaField, javaObj).GetF(); |
| } |
| |
| static jint Field_getInt(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimInt>(env, javaField, javaObj).GetI(); |
| } |
| |
| static jlong Field_getLong(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimLong>(env, javaField, javaObj).GetJ(); |
| } |
| |
| static jshort Field_getShort(JNIEnv* env, jobject javaField, jobject javaObj) { |
| return GetPrimitiveField<Primitive::kPrimShort>(env, javaField, javaObj).GetS(); |
| } |
| |
| ALWAYS_INLINE inline static void SetFieldValue(ObjPtr<mirror::Object> o, |
| ObjPtr<mirror::Field> f, |
| Primitive::Type field_type, |
| bool allow_references, |
| const JValue& new_value) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| DCHECK(f->GetDeclaringClass()->IsInitializing()); |
| MemberOffset offset(f->GetOffset()); |
| const bool is_volatile = f->IsVolatile(); |
| switch (field_type) { |
| case Primitive::kPrimBoolean: |
| if (is_volatile) { |
| o->SetFieldBooleanVolatile<false>(offset, new_value.GetZ()); |
| } else { |
| o->SetFieldBoolean<false>(offset, new_value.GetZ()); |
| } |
| break; |
| case Primitive::kPrimByte: |
| if (is_volatile) { |
| o->SetFieldBooleanVolatile<false>(offset, new_value.GetB()); |
| } else { |
| o->SetFieldBoolean<false>(offset, new_value.GetB()); |
| } |
| break; |
| case Primitive::kPrimChar: |
| if (is_volatile) { |
| o->SetFieldCharVolatile<false>(offset, new_value.GetC()); |
| } else { |
| o->SetFieldChar<false>(offset, new_value.GetC()); |
| } |
| break; |
| case Primitive::kPrimInt: |
| case Primitive::kPrimFloat: |
| if (is_volatile) { |
| o->SetField32Volatile<false>(offset, new_value.GetI()); |
| } else { |
| o->SetField32<false>(offset, new_value.GetI()); |
| } |
| break; |
| case Primitive::kPrimLong: |
| case Primitive::kPrimDouble: |
| if (is_volatile) { |
| o->SetField64Volatile<false>(offset, new_value.GetJ()); |
| } else { |
| o->SetField64<false>(offset, new_value.GetJ()); |
| } |
| break; |
| case Primitive::kPrimShort: |
| if (is_volatile) { |
| o->SetFieldShortVolatile<false>(offset, new_value.GetS()); |
| } else { |
| o->SetFieldShort<false>(offset, new_value.GetS()); |
| } |
| break; |
| case Primitive::kPrimNot: |
| if (allow_references) { |
| if (is_volatile) { |
| o->SetFieldObjectVolatile<false>(offset, new_value.GetL()); |
| } else { |
| o->SetFieldObject<false>(offset, new_value.GetL()); |
| } |
| break; |
| } |
| // Else fall through to report an error. |
| FALLTHROUGH_INTENDED; |
| case Primitive::kPrimVoid: |
| // Never okay. |
| ThrowIllegalArgumentException( |
| StringPrintf("Not a primitive field: %s", |
| ArtField::PrettyField(f->GetArtField()).c_str()).c_str()); |
| return; |
| } |
| } |
| |
| ALWAYS_INLINE inline static bool ThrowIAEIfRecordFinalField(ObjPtr<mirror::Field> field) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| if (!(field->IsFinal())) { |
| return false; |
| } |
| ObjPtr<mirror::Class> declaring_class = field->GetDeclaringClass(); |
| DCHECK(declaring_class != nullptr); |
| if (!(declaring_class->IsRecordClass())) { |
| return false; |
| } |
| |
| ThrowIllegalAccessException( |
| StringPrintf("Cannot set %s field %s of record class %s", |
| PrettyJavaAccessFlags(field->GetAccessFlags()).c_str(), |
| ArtField::PrettyField(field->GetArtField()).c_str(), |
| declaring_class->PrettyClass().c_str()).c_str()); |
| |
| return true; |
| } |
| |
| static void Field_set(JNIEnv* env, jobject javaField, jobject javaObj, jobject javaValue) { |
| ScopedFastNativeObjectAccess soa(env); |
| ObjPtr<mirror::Field> f = soa.Decode<mirror::Field>(javaField); |
| // Check that the receiver is non-null and an instance of the field's declaring class. |
| ObjPtr<mirror::Object> o; |
| if (!CheckReceiver(soa, javaObj, &f, &o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| if (ThrowIAEIfRecordFinalField(f)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| ObjPtr<mirror::Class> field_type; |
| const char* field_type_descriptor = f->GetArtField()->GetTypeDescriptor(); |
| Primitive::Type field_prim_type = Primitive::GetType(field_type_descriptor[0]); |
| if (field_prim_type == Primitive::kPrimNot) { |
| field_type = f->GetType(); |
| } else { |
| field_type = |
| Runtime::Current()->GetClassLinker()->LookupPrimitiveClass(field_type_descriptor[0]); |
| } |
| DCHECK(field_type != nullptr) << field_type_descriptor; |
| // We now don't expect suspension unless an exception is thrown. |
| // Unbox the value, if necessary. |
| ObjPtr<mirror::Object> boxed_value = soa.Decode<mirror::Object>(javaValue); |
| JValue unboxed_value; |
| if (!UnboxPrimitiveForField(boxed_value, |
| field_type, |
| f->GetArtField(), |
| &unboxed_value)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| // If field is not set to be accessible, verify it can be accessed by the caller. |
| if (!f->IsAccessible() && !VerifyFieldAccess<true>(soa.Self(), f, o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| SetFieldValue(o, f, field_prim_type, true, unboxed_value); |
| } |
| |
| template<Primitive::Type kPrimitiveType> |
| static void SetPrimitiveField(JNIEnv* env, |
| jobject javaField, |
| jobject javaObj, |
| const JValue& new_value) { |
| ScopedFastNativeObjectAccess soa(env); |
| ObjPtr<mirror::Field> f = soa.Decode<mirror::Field>(javaField); |
| ObjPtr<mirror::Object> o; |
| if (!CheckReceiver(soa, javaObj, &f, &o)) { |
| return; |
| } |
| if (ThrowIAEIfRecordFinalField(f)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| Primitive::Type field_type = f->GetTypeAsPrimitiveType(); |
| if (UNLIKELY(field_type == Primitive::kPrimNot)) { |
| ThrowIllegalArgumentException( |
| StringPrintf("Not a primitive field: %s", |
| ArtField::PrettyField(f->GetArtField()).c_str()).c_str()); |
| return; |
| } |
| |
| // Widen the value if necessary (and possible). |
| JValue wide_value; |
| if (!ConvertPrimitiveValue(false, kPrimitiveType, field_type, new_value, &wide_value)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| |
| // If field is not set to be accessible, verify it can be accessed by the caller. |
| if (!f->IsAccessible() && !VerifyFieldAccess<true>(soa.Self(), f, o)) { |
| DCHECK(soa.Self()->IsExceptionPending()); |
| return; |
| } |
| |
| // Write the value. |
| SetFieldValue(o, f, field_type, false, wide_value); |
| } |
| |
| static void Field_setBoolean(JNIEnv* env, jobject javaField, jobject javaObj, jboolean z) { |
| JValue value; |
| value.SetZ(z); |
| SetPrimitiveField<Primitive::kPrimBoolean>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setByte(JNIEnv* env, jobject javaField, jobject javaObj, jbyte b) { |
| JValue value; |
| value.SetB(b); |
| SetPrimitiveField<Primitive::kPrimByte>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setChar(JNIEnv* env, jobject javaField, jobject javaObj, jchar c) { |
| JValue value; |
| value.SetC(c); |
| SetPrimitiveField<Primitive::kPrimChar>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setDouble(JNIEnv* env, jobject javaField, jobject javaObj, jdouble d) { |
| JValue value; |
| value.SetD(d); |
| SetPrimitiveField<Primitive::kPrimDouble>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setFloat(JNIEnv* env, jobject javaField, jobject javaObj, jfloat f) { |
| JValue value; |
| value.SetF(f); |
| SetPrimitiveField<Primitive::kPrimFloat>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setInt(JNIEnv* env, jobject javaField, jobject javaObj, jint i) { |
| JValue value; |
| value.SetI(i); |
| SetPrimitiveField<Primitive::kPrimInt>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setLong(JNIEnv* env, jobject javaField, jobject javaObj, jlong j) { |
| JValue value; |
| value.SetJ(j); |
| SetPrimitiveField<Primitive::kPrimLong>(env, javaField, javaObj, value); |
| } |
| |
| static void Field_setShort(JNIEnv* env, jobject javaField, jobject javaObj, jshort s) { |
| JValue value; |
| value.SetS(s); |
| SetPrimitiveField<Primitive::kPrimShort>(env, javaField, javaObj, value); |
| } |
| |
| static jobject Field_getAnnotationNative(JNIEnv* env, jobject javaField, jclass annotationType) { |
| ScopedFastNativeObjectAccess soa(env); |
| StackHandleScope<1> hs(soa.Self()); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| if (field->GetDeclaringClass()->IsProxyClass()) { |
| return nullptr; |
| } |
| Handle<mirror::Class> klass(hs.NewHandle(soa.Decode<mirror::Class>(annotationType))); |
| return soa.AddLocalReference<jobject>(annotations::GetAnnotationForField(field, klass)); |
| } |
| |
| static jlong Field_getArtField(JNIEnv* env, jobject javaField) { |
| ScopedFastNativeObjectAccess soa(env); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| return reinterpret_cast<jlong>(field); |
| } |
| |
| static jstring Field_getNameInternal(JNIEnv* env, jobject javaField) { |
| ScopedFastNativeObjectAccess soa(env); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| return soa.AddLocalReference<jstring>(field->ResolveNameString()); |
| } |
| |
| static jobjectArray Field_getDeclaredAnnotations(JNIEnv* env, jobject javaField) { |
| ScopedFastNativeObjectAccess soa(env); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| if (field->GetDeclaringClass()->IsProxyClass()) { |
| // Return an empty array instead of a null pointer. |
| ObjPtr<mirror::Class> annotation_array_class = |
| WellKnownClasses::ToClass(WellKnownClasses::java_lang_annotation_Annotation__array); |
| ObjPtr<mirror::ObjectArray<mirror::Object>> empty_array = |
| mirror::ObjectArray<mirror::Object>::Alloc(soa.Self(), annotation_array_class, 0); |
| return soa.AddLocalReference<jobjectArray>(empty_array); |
| } |
| return soa.AddLocalReference<jobjectArray>(annotations::GetAnnotationsForField(field)); |
| } |
| |
| static jobjectArray Field_getSignatureAnnotation(JNIEnv* env, jobject javaField) { |
| ScopedFastNativeObjectAccess soa(env); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| if (field->GetDeclaringClass()->IsProxyClass()) { |
| return nullptr; |
| } |
| return soa.AddLocalReference<jobjectArray>(annotations::GetSignatureAnnotationForField(field)); |
| } |
| |
| static jboolean Field_isAnnotationPresentNative(JNIEnv* env, |
| jobject javaField, |
| jclass annotationType) { |
| ScopedFastNativeObjectAccess soa(env); |
| StackHandleScope<1> hs(soa.Self()); |
| ArtField* field = soa.Decode<mirror::Field>(javaField)->GetArtField(); |
| if (field->GetDeclaringClass()->IsProxyClass()) { |
| return false; |
| } |
| Handle<mirror::Class> klass(hs.NewHandle(soa.Decode<mirror::Class>(annotationType))); |
| return annotations::IsFieldAnnotationPresent(field, klass); |
| } |
| |
| static JNINativeMethod gMethods[] = { |
| FAST_NATIVE_METHOD(Field, get, "(Ljava/lang/Object;)Ljava/lang/Object;"), |
| FAST_NATIVE_METHOD(Field, getBoolean, "(Ljava/lang/Object;)Z"), |
| FAST_NATIVE_METHOD(Field, getByte, "(Ljava/lang/Object;)B"), |
| FAST_NATIVE_METHOD(Field, getChar, "(Ljava/lang/Object;)C"), |
| FAST_NATIVE_METHOD(Field, getAnnotationNative, |
| "(Ljava/lang/Class;)Ljava/lang/annotation/Annotation;"), |
| FAST_NATIVE_METHOD(Field, getArtField, "()J"), |
| FAST_NATIVE_METHOD(Field, getDeclaredAnnotations, "()[Ljava/lang/annotation/Annotation;"), |
| FAST_NATIVE_METHOD(Field, getSignatureAnnotation, "()[Ljava/lang/String;"), |
| FAST_NATIVE_METHOD(Field, getDouble, "(Ljava/lang/Object;)D"), |
| FAST_NATIVE_METHOD(Field, getFloat, "(Ljava/lang/Object;)F"), |
| FAST_NATIVE_METHOD(Field, getInt, "(Ljava/lang/Object;)I"), |
| FAST_NATIVE_METHOD(Field, getLong, "(Ljava/lang/Object;)J"), |
| FAST_NATIVE_METHOD(Field, getNameInternal, "()Ljava/lang/String;"), |
| FAST_NATIVE_METHOD(Field, getShort, "(Ljava/lang/Object;)S"), |
| FAST_NATIVE_METHOD(Field, isAnnotationPresentNative, "(Ljava/lang/Class;)Z"), |
| FAST_NATIVE_METHOD(Field, set, "(Ljava/lang/Object;Ljava/lang/Object;)V"), |
| FAST_NATIVE_METHOD(Field, setBoolean, "(Ljava/lang/Object;Z)V"), |
| FAST_NATIVE_METHOD(Field, setByte, "(Ljava/lang/Object;B)V"), |
| FAST_NATIVE_METHOD(Field, setChar, "(Ljava/lang/Object;C)V"), |
| FAST_NATIVE_METHOD(Field, setDouble, "(Ljava/lang/Object;D)V"), |
| FAST_NATIVE_METHOD(Field, setFloat, "(Ljava/lang/Object;F)V"), |
| FAST_NATIVE_METHOD(Field, setInt, "(Ljava/lang/Object;I)V"), |
| FAST_NATIVE_METHOD(Field, setLong, "(Ljava/lang/Object;J)V"), |
| FAST_NATIVE_METHOD(Field, setShort, "(Ljava/lang/Object;S)V"), |
| }; |
| |
| void register_java_lang_reflect_Field(JNIEnv* env) { |
| REGISTER_NATIVE_METHODS("java/lang/reflect/Field"); |
| } |
| |
| } // namespace art |