Mypal68/dom/storage/SessionStorageObserver.cpp
2022-04-16 07:41:55 +03:00

54 lines
1.2 KiB
C++

/* 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 "SessionStorageObserver.h"
namespace mozilla {
namespace dom {
namespace {
SessionStorageObserver* gSessionStorageObserver = nullptr;
} // namespace
SessionStorageObserver::SessionStorageObserver() : mActor(nullptr) {
AssertIsOnOwningThread();
MOZ_ASSERT(NextGenLocalStorageEnabled());
MOZ_ASSERT(!gSessionStorageObserver);
gSessionStorageObserver = this;
}
SessionStorageObserver::~SessionStorageObserver() {
AssertIsOnOwningThread();
if (mActor) {
mActor->SendDeleteMeInternal();
MOZ_ASSERT(!mActor, "SendDeleteMeInternal should have cleared!");
}
MOZ_ASSERT(gSessionStorageObserver);
gSessionStorageObserver = nullptr;
}
// static
SessionStorageObserver* SessionStorageObserver::Get() {
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(NextGenLocalStorageEnabled());
return gSessionStorageObserver;
}
void SessionStorageObserver::SetActor(SessionStorageObserverChild* aActor) {
AssertIsOnOwningThread();
MOZ_ASSERT(aActor);
MOZ_ASSERT(!mActor);
mActor = aActor;
}
} // namespace dom
} // namespace mozilla