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// Copyright 2018 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_SCRIPT_V8C_ISOLATE_FELLOWSHIP_H_
#define COBALT_SCRIPT_V8C_ISOLATE_FELLOWSHIP_H_
#include "base/memory/singleton.h"
#include "cobalt/configuration/configuration.h"
#include "cobalt/script/v8c/cobalt_platform.h"
#include "v8/include/libplatform/libplatform.h"
#include "v8/include/v8-platform.h"
#include "v8/include/v8.h"
namespace cobalt {
namespace script {
namespace v8c {
// A helper singleton to hold global state required by all V8 isolates across
// the entire process (the fellowship). Initialization logic for this data is
// also handled here, most notably, the possible reading/writing of
// |startup_data| from/to a cache file if snapshot has not been generated at
// build time.
struct IsolateFellowship {
public:
static IsolateFellowship* GetInstance() {
return base::Singleton<IsolateFellowship, base::StaticMemorySingletonTraits<
IsolateFellowship>>::get();
}
std::unique_ptr<CobaltPlatform> platform;
v8::ArrayBuffer::Allocator* array_buffer_allocator = nullptr;
friend struct base::StaticMemorySingletonTraits<IsolateFellowship>;
private:
IsolateFellowship();
~IsolateFellowship();
};
} // namespace v8c
} // namespace script
} // namespace cobalt
#endif // COBALT_SCRIPT_V8C_ISOLATE_FELLOWSHIP_H_