102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
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/**
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* Copyright (c) 2016-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include "InspectorInterfaces.h"
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#include <mutex>
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#include <unordered_map>
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namespace facebook {
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namespace react {
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// pure destructors in C++ are odd. You would think they don't want an
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// implementation, but in fact the linker requires one. Define them to be
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// empty so that people don't count on them for any particular behaviour.
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IDestructible::~IDestructible() { }
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ILocalConnection::~ILocalConnection() { }
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IRemoteConnection::~IRemoteConnection() { }
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namespace {
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class InspectorImpl : public IInspector {
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public:
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int addPage(const std::string& title, ConnectFunc connectFunc) override;
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void removePage(int pageId) override;
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std::vector<InspectorPage> getPages() const override;
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std::unique_ptr<ILocalConnection> connect(
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int pageId,
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std::unique_ptr<IRemoteConnection> remote) override;
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private:
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mutable std::mutex mutex_;
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int nextPageId_{1};
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std::unordered_map<int, std::string> titles_;
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std::unordered_map<int, ConnectFunc> connectFuncs_;
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};
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int InspectorImpl::addPage(const std::string& title, ConnectFunc connectFunc) {
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std::lock_guard<std::mutex> lock(mutex_);
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int pageId = nextPageId_++;
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titles_[pageId] = title;
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connectFuncs_[pageId] = std::move(connectFunc);
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return pageId;
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}
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void InspectorImpl::removePage(int pageId) {
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std::lock_guard<std::mutex> lock(mutex_);
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titles_.erase(pageId);
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connectFuncs_.erase(pageId);
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}
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std::vector<InspectorPage> InspectorImpl::getPages() const {
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std::lock_guard<std::mutex> lock(mutex_);
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std::vector<InspectorPage> inspectorPages;
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for (auto& it : titles_) {
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inspectorPages.push_back(InspectorPage{it.first, it.second});
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}
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return inspectorPages;
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}
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std::unique_ptr<ILocalConnection> InspectorImpl::connect(
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int pageId,
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std::unique_ptr<IRemoteConnection> remote) {
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IInspector::ConnectFunc connectFunc;
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{
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std::lock_guard<std::mutex> lock(mutex_);
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auto it = connectFuncs_.find(pageId);
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if (it != connectFuncs_.end()) {
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connectFunc = it->second;
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}
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}
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return connectFunc ? connectFunc(std::move(remote)) : nullptr;
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}
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} // namespace
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IInspector& getInspectorInstance() {
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static InspectorImpl instance;
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return instance;
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}
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std::unique_ptr<IInspector> makeTestInspectorInstance() {
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return std::make_unique<InspectorImpl>();
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}
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} // namespace react
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} // namespace facebook
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