| // 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 THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_SERIALIZATION_SERIALIZED_SCRIPT_VALUE_FACTORY_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_SERIALIZATION_SERIALIZED_SCRIPT_VALUE_FACTORY_H_ |
| |
| #include "base/macros.h" |
| #include "third_party/blink/renderer/bindings/core/v8/serialization/serialized_script_value.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT SerializedScriptValueFactory { |
| USING_FAST_MALLOC(SerializedScriptValueFactory); |
| |
| public: |
| // SerializedScriptValueFactory::initialize() should be invoked when Blink is |
| // initialized, i.e. initialize() in WebKit.cpp. |
| static void Initialize(SerializedScriptValueFactory* new_factory) { |
| DCHECK(!instance_); |
| instance_ = new_factory; |
| } |
| |
| protected: |
| friend class SerializedScriptValue; |
| friend class UnpackedSerializedScriptValue; |
| |
| // Following 2 methods are expected to be called by SerializedScriptValue. |
| |
| // If a serialization error occurs (e.g., cyclic input value) this |
| // function returns an empty representation, schedules a V8 exception to |
| // be thrown using v8::ThrowException(), and sets |didThrow|. In this case |
| // the caller must not invoke any V8 operations until control returns to |
| // V8. When serialization is successful, |didThrow| is false. |
| virtual scoped_refptr<SerializedScriptValue> Create( |
| v8::Isolate*, |
| v8::Local<v8::Value>, |
| const SerializedScriptValue::SerializeOptions&, |
| ExceptionState&); |
| |
| virtual v8::Local<v8::Value> Deserialize( |
| scoped_refptr<SerializedScriptValue>, |
| v8::Isolate*, |
| const SerializedScriptValue::DeserializeOptions&); |
| |
| virtual v8::Local<v8::Value> Deserialize( |
| UnpackedSerializedScriptValue*, |
| v8::Isolate*, |
| const SerializedScriptValue::DeserializeOptions&); |
| |
| // Following methods are expected to be called in |
| // SerializedScriptValueFactory{ForModules}. |
| SerializedScriptValueFactory() = default; |
| |
| private: |
| static SerializedScriptValueFactory& Instance() { |
| if (!instance_) { |
| NOTREACHED(); |
| instance_ = new SerializedScriptValueFactory; |
| } |
| return *instance_; |
| } |
| |
| static SerializedScriptValueFactory* instance_; |
| |
| DISALLOW_COPY_AND_ASSIGN(SerializedScriptValueFactory); |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_SERIALIZATION_SERIALIZED_SCRIPT_VALUE_FACTORY_H_ |