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node_service.h
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node_service.h
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// Copyright (c) 2022 Microsoft, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ELECTRON_SHELL_SERVICES_NODE_NODE_SERVICE_H_
#define ELECTRON_SHELL_SERVICES_NODE_NODE_SERVICE_H_
#include <memory>
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "services/network/public/mojom/host_resolver.mojom.h"
#include "services/network/public/mojom/url_loader_factory.mojom-forward.h"
#include "shell/services/node/public/mojom/node_service.mojom.h"
namespace node {
class Environment;
} // namespace node
namespace electron {
class ElectronBindings;
class JavascriptEnvironment;
class NodeBindings;
class URLLoaderBundle {
public:
URLLoaderBundle();
~URLLoaderBundle();
URLLoaderBundle(const URLLoaderBundle&) = delete;
URLLoaderBundle& operator=(const URLLoaderBundle&) = delete;
static URLLoaderBundle* GetInstance();
void SetURLLoaderFactory(
mojo::PendingRemote<network::mojom::URLLoaderFactory> factory,
mojo::Remote<network::mojom::HostResolver> host_resolver);
scoped_refptr<network::SharedURLLoaderFactory> GetSharedURLLoaderFactory();
network::mojom::HostResolver* GetHostResolver();
private:
scoped_refptr<network::SharedURLLoaderFactory> factory_;
mojo::Remote<network::mojom::HostResolver> host_resolver_;
};
class NodeService : public node::mojom::NodeService {
public:
explicit NodeService(
mojo::PendingReceiver<node::mojom::NodeService> receiver);
~NodeService() override;
NodeService(const NodeService&) = delete;
NodeService& operator=(const NodeService&) = delete;
// mojom::NodeService:
void Initialize(node::mojom::NodeServiceParamsPtr params) override;
void InitializeNetworkService(
mojo::PendingRemote<network::mojom::URLLoaderFactory> url_loader_factory,
mojo::PendingRemote<network::mojom::HostResolver> host_resolver) override;
private:
// This needs to be initialized first so that it can be destroyed last
// after the node::Environment is destroyed. This ensures that if
// there are crashes in the node::Environment destructor, they
// will be propagated to the exit handler.
mojo::Receiver<node::mojom::NodeService> receiver_{this};
bool node_env_stopped_ = false;
const std::unique_ptr<NodeBindings> node_bindings_;
// depends-on: node_bindings_'s uv_loop
const std::unique_ptr<ElectronBindings> electron_bindings_;
// depends-on: node_bindings_'s uv_loop
std::unique_ptr<JavascriptEnvironment> js_env_;
// depends-on: js_env_'s isolate
std::shared_ptr<node::Environment> node_env_;
};
} // namespace electron
#endif // ELECTRON_SHELL_SERVICES_NODE_NODE_SERVICE_H_