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 template <typename T>
  13 struct DefaultSingletonTraits;
  14 class InMemoryURLIndex;
  15
  16 namespace ios {
  17
  18 class ChromeBrowserState;
  19
  20 // Singleton that owns all InMemoryURLIndexs and associates them with
  21 // ios::ChromeBrowserState.
  22 class InMemoryURLIndexFactory : public BrowserStateKeyedServiceFactory {
  23  public:
  24   static InMemoryURLIndex* GetForBrowserState(
  25       ios::ChromeBrowserState* browser_state);
  26   static InMemoryURLIndexFactory* GetInstance();
  27
  28  private:
  29   friend struct DefaultSingletonTraits<InMemoryURLIndexFactory>;
  30
  31   InMemoryURLIndexFactory();
  32   ~InMemoryURLIndexFactory() override;
  33
  34   // BrowserStateKeyedServiceFactory implementation.
  35   scoped_ptr<KeyedService> BuildServiceInstanceFor(
  36       web::BrowserState* context) const override;
  37   web::BrowserState* GetBrowserStateToUse(
  38       web::BrowserState* context) const override;
  39   bool ServiceIsNULLWhileTesting() const override;
  40
  41   DISALLOW_COPY_AND_ASSIGN(InMemoryURLIndexFactory);
  42 };
  43
  44 }  // namespace ios
  45
  46 #endif  // IOS_CHROME_BROWSER_AUTOCOMPLETE_IN_MEMORY_URL_INDEX_FACTORY_H_