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_Throwable.h"
18 
19 #include "nativehelper/jni_macros.h"
20 
21 #include "jni/jni_internal.h"
22 #include "native_util.h"
23 #include "scoped_fast_native_object_access-inl.h"
24 #include "thread.h"
25 
26 namespace art {
27 
Throwable_nativeFillInStackTrace(JNIEnv * env,jclass)28 static jobject Throwable_nativeFillInStackTrace(JNIEnv* env, jclass) {
29   ScopedFastNativeObjectAccess soa(env);
30   return soa.Self()->CreateInternalStackTrace(soa);
31 }
32 
Throwable_nativeGetStackTrace(JNIEnv * env,jclass,jobject javaStackState)33 static jobjectArray Throwable_nativeGetStackTrace(JNIEnv* env, jclass, jobject javaStackState) {
34   if (javaStackState == nullptr) {
35       return nullptr;
36   }
37   ScopedFastNativeObjectAccess soa(env);
38   return Thread::InternalStackTraceToStackTraceElementArray(soa, javaStackState);
39 }
40 
41 static JNINativeMethod gMethods[] = {
42   FAST_NATIVE_METHOD(Throwable, nativeFillInStackTrace, "()Ljava/lang/Object;"),
43   FAST_NATIVE_METHOD(Throwable, nativeGetStackTrace, "(Ljava/lang/Object;)[Ljava/lang/StackTraceElement;"),
44 };
45 
register_java_lang_Throwable(JNIEnv * env)46 void register_java_lang_Throwable(JNIEnv* env) {
47   REGISTER_NATIVE_METHODS("java/lang/Throwable");
48 }
49 
50 }  // namespace art
51