1 /*
2  * Copyright (C) 2008 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_Object.h"
18 
19 #include "nativehelper/jni_macros.h"
20 
21 #include "handle_scope-inl.h"
22 #include "jni/jni_internal.h"
23 #include "mirror/object-inl.h"
24 #include "native_util.h"
25 #include "scoped_fast_native_object_access-inl.h"
26 
27 namespace art {
28 
Object_internalClone(JNIEnv * env,jobject java_this)29 static jobject Object_internalClone(JNIEnv* env, jobject java_this) {
30   ScopedFastNativeObjectAccess soa(env);
31   StackHandleScope<1u> hs(soa.Self());
32   Handle<mirror::Object> o = hs.NewHandle(soa.Decode<mirror::Object>(java_this));
33   return soa.AddLocalReference<jobject>(mirror::Class::Clone(o, soa.Self()));
34 }
35 
Object_notify(JNIEnv * env,jobject java_this)36 static void Object_notify(JNIEnv* env, jobject java_this) {
37   ScopedFastNativeObjectAccess soa(env);
38   soa.Decode<mirror::Object>(java_this)->Notify(soa.Self());
39 }
40 
Object_notifyAll(JNIEnv * env,jobject java_this)41 static void Object_notifyAll(JNIEnv* env, jobject java_this) {
42   ScopedFastNativeObjectAccess soa(env);
43   soa.Decode<mirror::Object>(java_this)->NotifyAll(soa.Self());
44 }
45 
Object_waitJI(JNIEnv * env,jobject java_this,jlong ms,jint ns)46 static void Object_waitJI(JNIEnv* env, jobject java_this, jlong ms, jint ns) {
47   ScopedFastNativeObjectAccess soa(env);
48   soa.Decode<mirror::Object>(java_this)->Wait(soa.Self(), ms, ns);
49 }
50 
Object_identityHashCodeNative(JNIEnv * env,jclass,jobject javaObject)51 static jint Object_identityHashCodeNative(JNIEnv* env, jclass, jobject javaObject) {
52   ScopedFastNativeObjectAccess soa(env);
53   ObjPtr<mirror::Object> o = soa.Decode<mirror::Object>(javaObject);
54   return static_cast<jint>(o->IdentityHashCode());
55 }
56 
57 static JNINativeMethod gMethods[] = {
58   FAST_NATIVE_METHOD(Object, internalClone, "()Ljava/lang/Object;"),
59   FAST_NATIVE_METHOD(Object, notify, "()V"),
60   FAST_NATIVE_METHOD(Object, notifyAll, "()V"),
61   OVERLOADED_FAST_NATIVE_METHOD(Object, wait, "(JI)V", waitJI),
62   FAST_NATIVE_METHOD(Object, identityHashCodeNative, "(Ljava/lang/Object;)I"),
63 };
64 
register_java_lang_Object(JNIEnv * env)65 void register_java_lang_Object(JNIEnv* env) {
66   REGISTER_NATIVE_METHODS("java/lang/Object");
67 }
68 
69 }  // namespace art
70