extensions/common/features/json_feature_provider_source.h

   1 // Copyright 2014 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 EXTENSIONS_COMMON_FEATURES_JSON_FEATURE_PROVIDER_SOURCE_H_
   6 #define EXTENSIONS_COMMON_FEATURES_JSON_FEATURE_PROVIDER_SOURCE_H_
   7
   8 #include <string>
   9
  10 #include "base/values.h"
  11
  12 namespace extensions {
  13
  14 // A JSONFeatureProviderSource loads JSON dictionary files that
  15 // define features.
  16 class JSONFeatureProviderSource {
  17  public:
  18   explicit JSONFeatureProviderSource(const std::string& name);
  19   ~JSONFeatureProviderSource();
  20
  21   // Adds the JSON dictionary file to this provider, merging its values with
  22   // the current dictionary. Key collisions are treated as errors.
  23   void LoadJSON(int resource_id);
  24
  25   // Returns the parsed dictionary.
  26   const base::DictionaryValue& dictionary() { return dictionary_; }
  27
  28  private:
  29   // The name of this feature type; only used for debugging.
  30   const std::string name_;
  31
  32   base::DictionaryValue dictionary_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(JSONFeatureProviderSource);
  35 };
  36
  37 }  // namespace extensions
  38
  39 #endif  // EXTENSIONS_COMMON_FEATURES_JSON_FEATURE_PROVIDER_SOURCE_H_