54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
/*
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* Copyright (C) 2014 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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#include "java_lang_ref_Reference.h"
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#include "nativehelper/jni_macros.h"
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#include "gc/heap.h"
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#include "gc/reference_processor.h"
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#include "jni_internal.h"
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#include "mirror/object-inl.h"
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#include "mirror/reference-inl.h"
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#include "native_util.h"
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#include "scoped_fast_native_object_access-inl.h"
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namespace art {
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static jobject Reference_getReferent(JNIEnv* env, jobject javaThis) {
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ScopedFastNativeObjectAccess soa(env);
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ObjPtr<mirror::Reference> ref = soa.Decode<mirror::Reference>(javaThis);
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ObjPtr<mirror::Object> const referent =
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Runtime::Current()->GetHeap()->GetReferenceProcessor()->GetReferent(soa.Self(), ref);
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return soa.AddLocalReference<jobject>(referent);
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}
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static void Reference_clearReferent(JNIEnv* env, jobject javaThis) {
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ScopedFastNativeObjectAccess soa(env);
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ObjPtr<mirror::Reference> ref = soa.Decode<mirror::Reference>(javaThis);
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Runtime::Current()->GetHeap()->GetReferenceProcessor()->ClearReferent(ref);
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}
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static JNINativeMethod gMethods[] = {
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FAST_NATIVE_METHOD(Reference, getReferent, "()Ljava/lang/Object;"),
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FAST_NATIVE_METHOD(Reference, clearReferent, "()V"),
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};
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void register_java_lang_ref_Reference(JNIEnv* env) {
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REGISTER_NATIVE_METHODS("java/lang/ref/Reference");
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}
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} // namespace art
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