1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "java_lang_ref_FinalizerReference.h"
18 
19 #include "gc/heap.h"
20 #include "gc/reference_processor.h"
21 #include "jni_internal.h"
22 #include "mirror/object-inl.h"
23 #include "mirror/reference-inl.h"
24 #include "scoped_fast_native_object_access.h"
25 
26 namespace art {
27 
FinalizerReference_makeCircularListIfUnenqueued(JNIEnv * env,jobject javaThis)28 static jboolean FinalizerReference_makeCircularListIfUnenqueued(JNIEnv* env, jobject javaThis) {
29   ScopedFastNativeObjectAccess soa(env);
30   mirror::FinalizerReference* const ref = soa.Decode<mirror::FinalizerReference*>(javaThis);
31   return Runtime::Current()->GetHeap()->GetReferenceProcessor()->MakeCircularListIfUnenqueued(ref);
32 }
33 
34 static JNINativeMethod gMethods[] = {
35   NATIVE_METHOD(FinalizerReference, makeCircularListIfUnenqueued, "!()Z"),
36 };
37 
register_java_lang_ref_FinalizerReference(JNIEnv * env)38 void register_java_lang_ref_FinalizerReference(JNIEnv* env) {
39   REGISTER_NATIVE_METHODS("java/lang/ref/FinalizerReference");
40 }
41 
42 }  // namespace art
43