| // 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 SerializedScriptValueFactory_h |
| #define SerializedScriptValueFactory_h |
| |
| #include "bindings/core/v8/ScriptValueSerializer.h" |
| #include "bindings/core/v8/SerializedScriptValue.h" |
| #include "core/CoreExport.h" |
| #include "wtf/Allocator.h" |
| #include "wtf/Noncopyable.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT SerializedScriptValueFactory { |
| WTF_MAKE_NONCOPYABLE(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* newFactory) { |
| DCHECK(!m_instance); |
| m_instance = newFactory; |
| } |
| |
| protected: |
| friend class SerializedScriptValue; |
| |
| // 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 PassRefPtr<SerializedScriptValue> create(v8::Isolate*, |
| v8::Local<v8::Value>, |
| Transferables*, |
| WebBlobInfoArray*, |
| ExceptionState&); |
| |
| virtual v8::Local<v8::Value> deserialize(SerializedScriptValue*, |
| v8::Isolate*, |
| MessagePortArray*, |
| const WebBlobInfoArray*); |
| |
| // Following methods are expected to be called in SerializedScriptValueFactory{ForModules}. |
| SerializedScriptValueFactory() {} |
| |
| private: |
| static SerializedScriptValueFactory& instance() { |
| if (!m_instance) { |
| NOTREACHED(); |
| m_instance = new SerializedScriptValueFactory; |
| } |
| return *m_instance; |
| } |
| |
| static SerializedScriptValueFactory* m_instance; |
| }; |
| |
| } // namespace blink |
| |
| #endif // SerializedScriptValueFactory_h |