gecko-dev/dom/workers/ServiceWorkerRegistrar.h

102 lines
2.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_dom_workers_ServiceWorkerRegistrar_h
#define mozilla_dom_workers_ServiceWorkerRegistrar_h
#include "mozilla/Monitor.h"
#include "mozilla/Telemetry.h"
#include "nsClassHashtable.h"
#include "nsIObserver.h"
#include "nsCOMPtr.h"
#include "nsString.h"
#include "nsTArray.h"
#define SERVICEWORKERREGISTRAR_FILE "serviceworker.txt"
#define SERVICEWORKERREGISTRAR_VERSION "4"
#define SERVICEWORKERREGISTRAR_TERMINATOR "#"
#define SERVICEWORKERREGISTRAR_TRUE "true"
#define SERVICEWORKERREGISTRAR_FALSE "false"
class nsIFile;
namespace mozilla {
namespace ipc {
class PrincipalInfo;
} // namespace ipc
namespace dom {
class ServiceWorkerRegistrationData;
class ServiceWorkerRegistrar : public nsIObserver
{
friend class ServiceWorkerRegistrarSaveDataRunnable;
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIOBSERVER
static void Initialize();
void Shutdown();
void DataSaved();
static already_AddRefed<ServiceWorkerRegistrar> Get();
void GetRegistrations(nsTArray<ServiceWorkerRegistrationData>& aValues);
void RegisterServiceWorker(const ServiceWorkerRegistrationData& aData);
void UnregisterServiceWorker(const mozilla::ipc::PrincipalInfo& aPrincipalInfo,
const nsACString& aScope);
void RemoveAll();
protected:
// These methods are protected because we test this class using gTest
// subclassing it.
void LoadData();
void SaveData();
nsresult ReadData();
nsresult WriteData();
void DeleteData();
void RegisterServiceWorkerInternal(const ServiceWorkerRegistrationData& aData);
ServiceWorkerRegistrar();
virtual ~ServiceWorkerRegistrar();
private:
void ProfileStarted();
void ProfileStopped();
void ScheduleSaveData();
void ShutdownCompleted();
void MaybeScheduleShutdownCompleted();
bool IsSupportedVersion(const nsACString& aVersion) const;
mozilla::Monitor mMonitor;
protected:
// mData and mDataLoaded are protected by mMonitor.
nsTArray<ServiceWorkerRegistrationData> mData;
bool mDataLoaded;
bool mShuttingDown;
bool* mShutdownCompleteFlag;
uint32_t mRunnableCounter;
nsCOMPtr<nsIFile> mProfileDir;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_workers_ServiceWorkerRegistrar_h