mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
Oleksandr Melnykov
fc1f5bbb92
Summary: Ensures that transaction telemetry modified by transaction controller is the same as sent in the view callbacks. Changelog: [Internal] Reviewed By: cortinico, cipolleschi Differential Revision: D35827347 fbshipit-source-id: 123ae01d4a7fe1a9c97ebccae3ae248f7f2cf654
56 lines
1.4 KiB
C++
56 lines
1.4 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include "TelemetryController.h"
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#include <react/renderer/mounting/MountingCoordinator.h>
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namespace facebook {
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namespace react {
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TelemetryController::TelemetryController(
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MountingCoordinator const &mountingCoordinator) noexcept
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: mountingCoordinator_(mountingCoordinator) {}
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bool TelemetryController::pullTransaction(
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MountingTransactionCallback const &willMount,
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MountingTransactionCallback const &doMount,
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MountingTransactionCallback const &didMount) const {
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auto optional = mountingCoordinator_.pullTransaction();
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if (!optional.has_value()) {
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return false;
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}
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auto transaction = std::move(*optional);
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auto &telemetry = transaction.getTelemetry();
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auto numberOfMutations = static_cast<int>(transaction.getMutations().size());
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mutex_.lock();
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auto compoundTelemetry = compoundTelemetry_;
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mutex_.unlock();
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willMount(transaction, compoundTelemetry);
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telemetry.willMount();
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doMount(transaction, compoundTelemetry);
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telemetry.didMount();
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compoundTelemetry.incorporate(telemetry, numberOfMutations);
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didMount(transaction, compoundTelemetry);
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mutex_.lock();
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compoundTelemetry_ = compoundTelemetry;
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mutex_.unlock();
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return true;
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}
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} // namespace react
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} // namespace facebook
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