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Split scheduler commit and flush delegate methods #44188

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@javache javache commented Apr 22, 2024

Summary:
The current approach used for batchRenderingUpdatesInEventLoop is not compatible with Android due to limitations in its props processing model. The raw props changeset is passed through to Android, and must be available for the Android mounting layer to correctly apply changes.

We have some logic to merge these payloads when multiple ShadowNode clones take place but were previously assuming that a ShadowTree commit was a safe state to synchronize.

In the current implementation this means that two commits driven from layout effects (triggering states A → B → C) may cause Android to observe only the B → C props change, and miss out on any props changed in A → B.

Changelog: [Android] Fixed cascading renders not mounting correctly when batchRenderingUpdatesInEventLoop is enabled.

Differential Revision: D56414689

@facebook-github-bot facebook-github-bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Apr 22, 2024
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This pull request was exported from Phabricator. Differential Revision: D56414689

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analysis-bot commented Apr 22, 2024

Platform Engine Arch Size (bytes) Diff
android hermes arm64-v8a 19,410,775 -11
android hermes armeabi-v7a n/a --
android hermes x86 n/a --
android hermes x86_64 n/a --
android jsc arm64-v8a 22,784,299 -2
android jsc armeabi-v7a n/a --
android jsc x86 n/a --
android jsc x86_64 n/a --

Base commit: d59de54
Branch: main

Summary:

The current approach used for `batchRenderingUpdatesInEventLoop` is not compatible with Android due to limitations in its props processing model. The raw props changeset is passed through to Android, and must be available for the Android mounting layer to correctly apply changes.

We have some logic to merge these payloads when multiple ShadowNode clones take place but were previously assuming that a ShadowTree commit was a safe state to synchronize.

In the current implementation this means that two commits driven from layout effects (triggering states A → B → C) may cause Android to observe only the B → C props change, and miss out on any props changed in A → B.

Changelog: [Android][Fixed] Cascading renders were not mounting correctly when `batchRenderingUpdatesInEventLoop` is enabled.

Differential Revision: D56414689
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This pull request was exported from Phabricator. Differential Revision: D56414689

@facebook-github-bot facebook-github-bot added the Merged This PR has been merged. label Apr 24, 2024
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This pull request has been merged in 849da21.

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This pull request was successfully merged by @javache in 849da21.

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cipolleschi pushed a commit that referenced this pull request Apr 30, 2024
Summary:
Pull Request resolved: #44188

The current approach used for `batchRenderingUpdatesInEventLoop` is not compatible with Android due to limitations in its props processing model. The raw props changeset is passed through to Android, and must be available for the Android mounting layer to correctly apply changes.

We have some logic to merge these payloads when multiple ShadowNode clones take place but were previously assuming that a ShadowTree commit was a safe state to synchronize.

In the current implementation this means that two commits driven from layout effects (triggering states A → B → C) may cause Android to observe only the B → C props change, and miss out on any props changed in A → B.

Changelog: [Android][Fixed] Cascading renders were not mounting correctly when `batchRenderingUpdatesInEventLoop` is enabled.

Reviewed By: rubennorte

Differential Revision: D56414689

fbshipit-source-id: 7c74d81620db0f8b7bd67e640168afc795c7a1d7
kosmydel pushed a commit to kosmydel/react-native that referenced this pull request May 6, 2024
Summary:
Pull Request resolved: facebook#44188

The current approach used for `batchRenderingUpdatesInEventLoop` is not compatible with Android due to limitations in its props processing model. The raw props changeset is passed through to Android, and must be available for the Android mounting layer to correctly apply changes.

We have some logic to merge these payloads when multiple ShadowNode clones take place but were previously assuming that a ShadowTree commit was a safe state to synchronize.

In the current implementation this means that two commits driven from layout effects (triggering states A → B → C) may cause Android to observe only the B → C props change, and miss out on any props changed in A → B.

Changelog: [Android][Fixed] Cascading renders were not mounting correctly when `batchRenderingUpdatesInEventLoop` is enabled.

Reviewed By: rubennorte

Differential Revision: D56414689

fbshipit-source-id: 7c74d81620db0f8b7bd67e640168afc795c7a1d7
kosmydel pushed a commit to kosmydel/react-native that referenced this pull request Jun 11, 2024
Summary:
Pull Request resolved: facebook#44188

The current approach used for `batchRenderingUpdatesInEventLoop` is not compatible with Android due to limitations in its props processing model. The raw props changeset is passed through to Android, and must be available for the Android mounting layer to correctly apply changes.

We have some logic to merge these payloads when multiple ShadowNode clones take place but were previously assuming that a ShadowTree commit was a safe state to synchronize.

In the current implementation this means that two commits driven from layout effects (triggering states A → B → C) may cause Android to observe only the B → C props change, and miss out on any props changed in A → B.

Changelog: [Android][Fixed] Cascading renders were not mounting correctly when `batchRenderingUpdatesInEventLoop` is enabled.

Reviewed By: rubennorte

Differential Revision: D56414689

fbshipit-source-id: 7c74d81620db0f8b7bd67e640168afc795c7a1d7
@javache javache deleted the export-D56414689 branch June 27, 2024 21:17
This was referenced Jun 28, 2024
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3 participants