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Unified Diff: webrtc/base/asyncinvoker.cc

Issue 2877023002: Move webrtc/{base => rtc_base} (Closed)
Patch Set: update presubmit.py and DEPS include rules Created 3 years, 6 months ago
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Index: webrtc/base/asyncinvoker.cc
diff --git a/webrtc/base/asyncinvoker.cc b/webrtc/base/asyncinvoker.cc
deleted file mode 100644
index bfd13172f70329598dc9393d41eb660f8877e8f7..0000000000000000000000000000000000000000
--- a/webrtc/base/asyncinvoker.cc
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * Copyright 2014 The WebRTC Project Authors. All rights reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/base/asyncinvoker.h"
-
-#include "webrtc/base/atomicops.h"
-#include "webrtc/base/checks.h"
-#include "webrtc/base/logging.h"
-
-namespace rtc {
-
-AsyncInvoker::AsyncInvoker() : invocation_complete_(false, false) {}
-
-AsyncInvoker::~AsyncInvoker() {
- destroying_ = true;
- // Messages for this need to be cleared *before* our destructor is complete.
- MessageQueueManager::Clear(this);
- // And we need to wait for any invocations that are still in progress on
- // other threads.
- while (AtomicOps::AcquireLoad(&pending_invocations_)) {
- // If the destructor was called while AsyncInvoke was being called by
- // another thread, WITHIN an AsyncInvoked functor, it may do another
- // Thread::Post even after we called MessageQueueManager::Clear(this). So
- // we need to keep calling Clear to discard these posts.
- MessageQueueManager::Clear(this);
- invocation_complete_.Wait(Event::kForever);
- }
-}
-
-void AsyncInvoker::OnMessage(Message* msg) {
- // Get the AsyncClosure shared ptr from this message's data.
- ScopedMessageData<AsyncClosure>* data =
- static_cast<ScopedMessageData<AsyncClosure>*>(msg->pdata);
- // Execute the closure and trigger the return message if needed.
- data->inner_data().Execute();
- delete data;
-}
-
-void AsyncInvoker::Flush(Thread* thread, uint32_t id /*= MQID_ANY*/) {
- if (destroying_) return;
-
- // Run this on |thread| to reduce the number of context switches.
- if (Thread::Current() != thread) {
- thread->Invoke<void>(RTC_FROM_HERE,
- Bind(&AsyncInvoker::Flush, this, thread, id));
- return;
- }
-
- MessageList removed;
- thread->Clear(this, id, &removed);
- for (MessageList::iterator it = removed.begin(); it != removed.end(); ++it) {
- // This message was pending on this thread, so run it now.
- thread->Send(it->posted_from, it->phandler, it->message_id, it->pdata);
- }
-}
-
-void AsyncInvoker::DoInvoke(const Location& posted_from,
- Thread* thread,
- std::unique_ptr<AsyncClosure> closure,
- uint32_t id) {
- if (destroying_) {
- LOG(LS_WARNING) << "Tried to invoke while destroying the invoker.";
- return;
- }
- AtomicOps::Increment(&pending_invocations_);
- thread->Post(posted_from, this, id,
- new ScopedMessageData<AsyncClosure>(std::move(closure)));
-}
-
-void AsyncInvoker::DoInvokeDelayed(const Location& posted_from,
- Thread* thread,
- std::unique_ptr<AsyncClosure> closure,
- uint32_t delay_ms,
- uint32_t id) {
- if (destroying_) {
- LOG(LS_WARNING) << "Tried to invoke while destroying the invoker.";
- return;
- }
- AtomicOps::Increment(&pending_invocations_);
- thread->PostDelayed(posted_from, delay_ms, this, id,
- new ScopedMessageData<AsyncClosure>(std::move(closure)));
-}
-
-GuardedAsyncInvoker::GuardedAsyncInvoker() : thread_(Thread::Current()) {
- thread_->SignalQueueDestroyed.connect(this,
- &GuardedAsyncInvoker::ThreadDestroyed);
-}
-
-GuardedAsyncInvoker::~GuardedAsyncInvoker() {
-}
-
-bool GuardedAsyncInvoker::Flush(uint32_t id) {
- rtc::CritScope cs(&crit_);
- if (thread_ == nullptr)
- return false;
- invoker_.Flush(thread_, id);
- return true;
-}
-
-void GuardedAsyncInvoker::ThreadDestroyed() {
- rtc::CritScope cs(&crit_);
- // We should never get more than one notification about the thread dying.
- RTC_DCHECK(thread_ != nullptr);
- thread_ = nullptr;
-}
-
-AsyncClosure::~AsyncClosure() {
- AtomicOps::Decrement(&invoker_->pending_invocations_);
- invoker_->invocation_complete_.Set();
-}
-
-} // namespace rtc
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