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/*
* Copyright (C) 2014 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.
*/
#ifndef ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_
#define ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_
#include "android-base/thread_annotations.h"
#include "base/mutex.h"
#include "reflective_handle.h"
#include "reflective_handle_scope.h"
#include "thread-current-inl.h"
namespace art {
template <size_t kNumFields, size_t kNumMethods>
StackReflectiveHandleScope<kNumFields, kNumMethods>::StackReflectiveHandleScope(Thread* self) : field_pos_(0), method_pos_(0) {
DCHECK_EQ(self, Thread::Current());
PushScope(self);
}
template <size_t kNumFields, size_t kNumMethods>
void StackReflectiveHandleScope<kNumFields, kNumMethods>::VisitTargets(
ReflectiveValueVisitor* visitor) {
Thread* self = Thread::Current();
DCHECK(GetThread() == self ||
Locks::mutator_lock_->IsExclusiveHeld(self))
<< *GetThread() << " on thread " << *self;
auto visit_one = [&](auto& rv) NO_THREAD_SAFETY_ANALYSIS {
Locks::mutator_lock_->AssertSharedHeld(self);
if (!rv.IsNull()) {
rv.Assign((*visitor)(rv.Ptr(), ReflectiveHandleScopeSourceInfo(this)));
}
};
std::for_each(fields_.begin(), fields_.begin() + field_pos_, visit_one);
std::for_each(methods_.begin(), methods_.begin() + method_pos_, visit_one);
}
template <size_t kNumFields, size_t kNumMethods>
StackReflectiveHandleScope<kNumFields, kNumMethods>::~StackReflectiveHandleScope() {
PopScope();
}
void BaseReflectiveHandleScope::PushScope(Thread* self) {
DCHECK_EQ(self, Thread::Current());
self_ = self;
link_ = self_->GetTopReflectiveHandleScope();
self_->PushReflectiveHandleScope(this);
}
void BaseReflectiveHandleScope::PopScope() {
auto* prev = self_->PopReflectiveHandleScope();
CHECK_EQ(prev, this);
link_ = nullptr;
}
} // namespace art
#endif // ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_