upload android base code part3

android/art/runtime/native/java_lang_Throwable.cc

@@ -0,0 +1,50 @@
+/*
+ * 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_Throwable.h"
+
+#include "nativehelper/jni_macros.h"
+
+#include "jni_internal.h"
+#include "native_util.h"
+#include "scoped_fast_native_object_access-inl.h"
+#include "thread.h"
+
+namespace art {
+
+static jobject Throwable_nativeFillInStackTrace(JNIEnv* env, jclass) {
+  ScopedFastNativeObjectAccess soa(env);
+  return soa.Self()->CreateInternalStackTrace<false>(soa);
+}
+
+static jobjectArray Throwable_nativeGetStackTrace(JNIEnv* env, jclass, jobject javaStackState) {
+  if (javaStackState == nullptr) {
+      return nullptr;
+  }
+  ScopedFastNativeObjectAccess soa(env);
+  return Thread::InternalStackTraceToStackTraceElementArray(soa, javaStackState);
+}
+
+static JNINativeMethod gMethods[] = {
+  FAST_NATIVE_METHOD(Throwable, nativeFillInStackTrace, "()Ljava/lang/Object;"),
+  FAST_NATIVE_METHOD(Throwable, nativeGetStackTrace, "(Ljava/lang/Object;)[Ljava/lang/StackTraceElement;"),
+};
+
+void register_java_lang_Throwable(JNIEnv* env) {
+  REGISTER_NATIVE_METHODS("java/lang/Throwable");
+}
+
+}  // namespace art