зеркало из https://github.com/mozilla/gecko-dev.git
130 строки
3.1 KiB
C++
130 строки
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
* vim: sw=2 ts=8 et :
|
|
*/
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "AsyncTransactionTracker.h"
|
|
|
|
#include "mozilla/layers/ImageBridgeChild.h" // for ImageBridgeChild
|
|
|
|
namespace mozilla {
|
|
namespace layers {
|
|
|
|
uint64_t AsyncTransactionTracker::sSerialCounter(0);
|
|
Mutex* AsyncTransactionTracker::sLock = nullptr;
|
|
|
|
AsyncTransactionTracker::AsyncTransactionTracker()
|
|
: mSerial(GetNextSerial())
|
|
, mCompletedMonitor("AsyncTransactionTracker.mCompleted")
|
|
, mCompleted(false)
|
|
{
|
|
}
|
|
|
|
AsyncTransactionTracker::~AsyncTransactionTracker()
|
|
{
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTracker::WaitComplete()
|
|
{
|
|
MOZ_ASSERT(!InImageBridgeChildThread());
|
|
|
|
MonitorAutoLock mon(mCompletedMonitor);
|
|
int count = 0;
|
|
while (!mCompleted) {
|
|
if (!NS_SUCCEEDED(mCompletedMonitor.Wait(PR_MillisecondsToInterval(10000)))) {
|
|
NS_WARNING("Failed to wait Monitor");
|
|
return;
|
|
}
|
|
if (count > 1) {
|
|
NS_WARNING("Waiting async transaction complete.");
|
|
}
|
|
count++;
|
|
}
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTracker::NotifyComplete()
|
|
{
|
|
MonitorAutoLock mon(mCompletedMonitor);
|
|
MOZ_ASSERT(!mCompleted);
|
|
mCompleted = true;
|
|
Complete();
|
|
mCompletedMonitor.Notify();
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTracker::NotifyCancel()
|
|
{
|
|
MonitorAutoLock mon(mCompletedMonitor);
|
|
MOZ_ASSERT(!mCompleted);
|
|
mCompleted = true;
|
|
Cancel();
|
|
mCompletedMonitor.Notify();
|
|
}
|
|
|
|
AsyncTransactionTrackersHolder::AsyncTransactionTrackersHolder()
|
|
: mIsTrackersHolderDestroyed(false)
|
|
{
|
|
MOZ_COUNT_CTOR(AsyncTransactionTrackersHolder);
|
|
}
|
|
|
|
AsyncTransactionTrackersHolder::~AsyncTransactionTrackersHolder()
|
|
{
|
|
if (!mIsTrackersHolderDestroyed) {
|
|
DestroyAsyncTransactionTrackersHolder();
|
|
}
|
|
MOZ_COUNT_DTOR(AsyncTransactionTrackersHolder);
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTrackersHolder::HoldUntilComplete(AsyncTransactionTracker* aTransactionTracker)
|
|
{
|
|
if (!aTransactionTracker) {
|
|
return;
|
|
}
|
|
|
|
if (mIsTrackersHolderDestroyed && aTransactionTracker) {
|
|
aTransactionTracker->NotifyComplete();
|
|
return;
|
|
}
|
|
|
|
if (aTransactionTracker) {
|
|
mAsyncTransactionTrackeres[aTransactionTracker->GetId()] = aTransactionTracker;
|
|
}
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTrackersHolder::TransactionCompleteted(uint64_t aTransactionId)
|
|
{
|
|
std::map<uint64_t, RefPtr<AsyncTransactionTracker> >::iterator it
|
|
= mAsyncTransactionTrackeres.find(aTransactionId);
|
|
if (it != mAsyncTransactionTrackeres.end()) {
|
|
it->second->NotifyCancel();
|
|
mAsyncTransactionTrackeres.erase(it);
|
|
}
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTrackersHolder::ClearAllAsyncTransactionTrackers()
|
|
{
|
|
std::map<uint64_t, RefPtr<AsyncTransactionTracker> >::iterator it;
|
|
for (it = mAsyncTransactionTrackeres.begin();
|
|
it != mAsyncTransactionTrackeres.end(); it++) {
|
|
it->second->NotifyCancel();
|
|
}
|
|
mAsyncTransactionTrackeres.clear();
|
|
}
|
|
|
|
void
|
|
AsyncTransactionTrackersHolder::DestroyAsyncTransactionTrackersHolder() {
|
|
mIsTrackersHolderDestroyed = true;
|
|
ClearAllAsyncTransactionTrackers();
|
|
}
|
|
|
|
|
|
} // namespace layers
|
|
} // namespace mozilla
|