1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_AUTOCOMPLETE_SHORTCUTS_BACKEND_FACTORY_H_
6#define CHROME_BROWSER_AUTOCOMPLETE_SHORTCUTS_BACKEND_FACTORY_H_
7
8#include "base/memory/ref_counted.h"
9#include "base/memory/singleton.h"
10#include "components/keyed_service/content/refcounted_browser_context_keyed_service_factory.h"
11
12class Profile;
13
14class ShortcutsBackend;
15
16// Singleton that owns all instances of ShortcutsBackend and associates them
17// with Profiles.
18class ShortcutsBackendFactory
19    : public RefcountedBrowserContextKeyedServiceFactory {
20 public:
21  static scoped_refptr<ShortcutsBackend> GetForProfile(Profile* profile);
22
23  static scoped_refptr<ShortcutsBackend> GetForProfileIfExists(
24      Profile* profile);
25
26  static ShortcutsBackendFactory* GetInstance();
27
28  // Creates and returns a backend for testing purposes.
29  static scoped_refptr<RefcountedBrowserContextKeyedService>
30      BuildProfileForTesting(content::BrowserContext* profile);
31
32  // Creates and returns a backend but without creating its persistent database
33  // for testing purposes.
34  static scoped_refptr<RefcountedBrowserContextKeyedService>
35      BuildProfileNoDatabaseForTesting(content::BrowserContext* profile);
36
37 private:
38  friend struct DefaultSingletonTraits<ShortcutsBackendFactory>;
39
40  ShortcutsBackendFactory();
41  virtual ~ShortcutsBackendFactory();
42
43  // BrowserContextKeyedServiceFactory:
44  virtual scoped_refptr<RefcountedBrowserContextKeyedService>
45      BuildServiceInstanceFor(content::BrowserContext* profile) const OVERRIDE;
46  virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
47};
48
49#endif  // CHROME_BROWSER_AUTOCOMPLETE_SHORTCUTS_BACKEND_FACTORY_H_
50