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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SESSIONS_SESSION_SERVICE_FACTORY_H_
#define CHROME_BROWSER_SESSIONS_SESSION_SERVICE_FACTORY_H_
#include "base/memory/singleton.h"
#include "chrome/browser/sessions/session_service.h"
#include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
class Profile;
// Singleton that owns all SessionServices and associates them with
// Profiles. Listens for the Profile's destruction notification and cleans up
// the associated SessionService.
class SessionServiceFactory : public ProfileKeyedServiceFactory {
public:
// Returns the session service for |profile|. This may return NULL. If this
// profile supports a session service (it isn't incognito), and the session
// service hasn't yet been created, this forces creation of the session
// service.
//
// This returns NULL if the profile is incognito. Callers should always check
// the return value for NULL.
static SessionService* GetForProfile(Profile* profile);
// Returns the session service for |profile|, but do not create it if it
// doesn't exist. This returns NULL if the profile is incognito or if session
// service has been explicitly shutdown (browser is exiting). Callers should
// always check the return value for NULL.
static SessionService* GetForProfileIfExisting(Profile* profile);
// If |profile| has a session service, it is shut down. To properly record the
// current state this forces creation of the session service, then shuts it
// down.
static void ShutdownForProfile(Profile* profile);
#if defined(UNIT_TEST)
// For test use: force setting of the session service for a given profile.
// This will delete a previous session service for this profile if it exists.
static void SetForTestProfile(Profile* profile, SessionService* service) {
GetInstance()->ProfileShutdown(profile);
GetInstance()->ProfileDestroyed(profile);
GetInstance()->Associate(profile, service);
}
#endif
static SessionServiceFactory* GetInstance();
private:
friend struct DefaultSingletonTraits<SessionServiceFactory>;
SessionServiceFactory();
virtual ~SessionServiceFactory();
// ProfileKeyedServiceFactory:
virtual ProfileKeyedService* BuildServiceInstanceFor(
content::BrowserContext* profile) const OVERRIDE;
virtual bool ServiceIsCreatedWithProfile() const OVERRIDE;
virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
};
#endif // CHROME_BROWSER_SESSIONS_SESSION_SERVICE_FACTORY_H_
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