text: // Copyright 2014 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_VALUE_CONVERTER_H_
  #define CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_VALUE_CONVERTER_H_
  
  #include <memory>
  
  #include "base/macros.h"
  #include "content/common/content_export.h"
  #include "content/public/renderer/v8_value_converter.h"
  
  namespace content {
  
  class GinJavaBridgeValueConverter : public content::V8ValueConverter::Strategy {
   public:
    CONTENT_EXPORT GinJavaBridgeValueConverter();
    CONTENT_EXPORT ~GinJavaBridgeValueConverter() override;
  
    CONTENT_EXPORT v8::Local<v8::Value> ToV8Value(
        const base::Value* value,
        v8::Local<v8::Context> context) const;
    CONTENT_EXPORT std::unique_ptr<base::Value> FromV8Value(
        v8::Local<v8::Value> value,
        v8::Local<v8::Context> context) const;
  
    // content::V8ValueConverter::Strategy
    bool FromV8Object(v8::Local<v8::Object> value,
                      std::unique_ptr<base::Value>* out,
                      v8::Isolate* isolate,
                      const FromV8ValueCallback& callback) const override;
    bool FromV8ArrayBuffer(v8::Local<v8::Object> value,
                           std::unique_ptr<base::Value>* out,
                           v8::Isolate* isolate) const override;
    bool FromV8Number(v8::Local<v8::Number> value,
                      std::unique_ptr<base::Value>* out) const override;
    bool FromV8Undefined(std::unique_ptr<base::Value>* out) const override;
  
   private:
    std::unique_ptr<V8ValueConverter> converter_;
  
    DISALLOW_COPY_AND_ASSIGN(GinJavaBridgeValueConverter);
  };
  
  }  // namespace content
  
  #endif  // CONTENT_RENDERER_JAVA_GIN_JAVA_BRIDGE_VALUE_CONVERTER_H_
  