72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
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/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_
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#define ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_
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#include "android-base/thread_annotations.h"
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#include "base/mutex.h"
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#include "reflective_handle.h"
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#include "reflective_handle_scope.h"
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#include "thread-current-inl.h"
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namespace art {
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template <size_t kNumFields, size_t kNumMethods>
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StackReflectiveHandleScope<kNumFields, kNumMethods>::StackReflectiveHandleScope(Thread* self) : field_pos_(0), method_pos_(0) {
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DCHECK_EQ(self, Thread::Current());
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PushScope(self);
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}
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template <size_t kNumFields, size_t kNumMethods>
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void StackReflectiveHandleScope<kNumFields, kNumMethods>::VisitTargets(
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ReflectiveValueVisitor* visitor) {
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Thread* self = Thread::Current();
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DCHECK(GetThread() == self ||
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Locks::mutator_lock_->IsExclusiveHeld(self))
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<< *GetThread() << " on thread " << *self;
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auto visit_one = [&](auto& rv) NO_THREAD_SAFETY_ANALYSIS {
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Locks::mutator_lock_->AssertSharedHeld(self);
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if (!rv.IsNull()) {
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rv.Assign((*visitor)(rv.Ptr(), ReflectiveHandleScopeSourceInfo(this)));
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}
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};
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std::for_each(fields_.begin(), fields_.begin() + field_pos_, visit_one);
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std::for_each(methods_.begin(), methods_.begin() + method_pos_, visit_one);
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}
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template <size_t kNumFields, size_t kNumMethods>
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StackReflectiveHandleScope<kNumFields, kNumMethods>::~StackReflectiveHandleScope() {
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PopScope();
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}
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void BaseReflectiveHandleScope::PushScope(Thread* self) {
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DCHECK_EQ(self, Thread::Current());
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self_ = self;
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link_ = self_->GetTopReflectiveHandleScope();
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self_->PushReflectiveHandleScope(this);
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}
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void BaseReflectiveHandleScope::PopScope() {
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auto* prev = self_->PopReflectiveHandleScope();
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CHECK_EQ(prev, this);
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link_ = nullptr;
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}
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} // namespace art
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#endif // ART_RUNTIME_REFLECTIVE_HANDLE_SCOPE_INL_H_
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