ios/chrome/browser/autocomplete/in_memory_url_index_factory.h

   1 // Copyright 2015 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 IOS_CHROME_BROWSER_AUTOCOMPLETE_IN_MEMORY_URL_INDEX_FACTORY_H_
   6 #define IOS_CHROME_BROWSER_AUTOCOMPLETE_IN_MEMORY_URL_INDEX_FACTORY_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
  11
  12 namespace base {
  13 template <typename T>
  14 struct DefaultSingletonTraits;
  15 }  // namespace base
  16
  17 class InMemoryURLIndex;
  18
  19 namespace ios {
  20
  21 class ChromeBrowserState;
  22
  23 // Singleton that owns all InMemoryURLIndexs and associates them with
  24 // ios::ChromeBrowserState.
  25 class InMemoryURLIndexFactory : public BrowserStateKeyedServiceFactory {
  26  public:
  27   static InMemoryURLIndex* GetForBrowserState(
  28       ios::ChromeBrowserState* browser_state);
  29   static InMemoryURLIndexFactory* GetInstance();
  30
  31  private:
  32   friend struct base::DefaultSingletonTraits<InMemoryURLIndexFactory>;
  33
  34   InMemoryURLIndexFactory();
  35   ~InMemoryURLIndexFactory() override;
  36
  37   // BrowserStateKeyedServiceFactory implementation.
  38   scoped_ptr<KeyedService> BuildServiceInstanceFor(
  39       web::BrowserState* context) const override;
  40   web::BrowserState* GetBrowserStateToUse(
  41       web::BrowserState* context) const override;
  42   bool ServiceIsNULLWhileTesting() const override;
  43
  44   DISALLOW_COPY_AND_ASSIGN(InMemoryURLIndexFactory);
  45 };
  46
  47 }  // namespace ios
  48
  49 #endif  // IOS_CHROME_BROWSER_AUTOCOMPLETE_IN_MEMORY_URL_INDEX_FACTORY_H_