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      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_
     40