feat: Phase 1 & 2 — Read/Write Splitting Configuration Infrastructure & Query Routing#459

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copilot/implement-read-write-splitting-phase-1

Commits on Apr 25, 2026

feat: Phase 1 read/write splitting configuration infrastructure

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rrobetti
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chore: remove accidentally committed .class files from readwrite package

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rrobetti
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refactor: rename rwRegistry to readWriteRegistry for clarity in ConnectAction

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rrobetti
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Merge remote-tracking branch 'origin/main' into copilot/implement-read-write-splitting-phase-1
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authored
fix: update existing tests to pass ReadWriteDataSourceRegistry to ActionContext constructor

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rrobetti
authored
feat: Phase 2 routing + Sonar fixes — SQL classifier, replica selector, sticky session, query routing

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rrobetti
authored
fix: address code review issues — word boundary for SQL keywords, integer overflow in round-robin, remove FQ List type

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rrobetti
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fix: default sticky-session to 0 and prevent session UUID leak in ExecuteQueryAction

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rrobetti
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refactor: condense ExecuteQueryAction startSessionIfNone comment

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rrobetti
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docs: document read/write splitting and stickySessionSeconds=0 default

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rrobetti
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Merge main into branch: apply checkstyle enforcement, fix violations in readwrite classes

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rrobetti
authored
feat: implement dual-lazy connection design for read/write splitting

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rrobetti
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fix: address code review issues in dual-lazy connection design

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rrobetti
authored
fix: forward ojp.* info properties to server; add replica fallback for primary-only sessions; fix tests for correct routing expectations

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rrobetti
authored
fix: improve logging for replica datasource source; clarify test comment for primary routing

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rrobetti
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feat: forward setAutoCommit to server; restore testAfterTransactionCommit_ReadsGoToPrimary with sticky session

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rrobetti
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Revert "feat: forward setAutoCommit to server; restore testAfterTransactionCommit_ReadsGoToPrimary with sticky session"

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test: disable ReadsGoToReplica test with limitation comment, add ReadsGoToPrimary test documenting current behavior

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feat: Phase 1 & 2 — Read/Write Splitting Configuration Infrastructure & Query Routing#459

feat: Phase 1 & 2 — Read/Write Splitting Configuration Infrastructure & Query Routing#459
Copilot wants to merge 27 commits into
mainfrom
copilot/implement-read-write-splitting-phase-1

Commits on Apr 25, 2026

feat: Phase 1 read/write splitting configuration infrastructure

chore: remove accidentally committed .class files from readwrite package

refactor: rename rwRegistry to readWriteRegistry for clarity in ConnectAction

Merge remote-tracking branch 'origin/main' into copilot/implement-read-write-splitting-phase-1

fix: update existing tests to pass ReadWriteDataSourceRegistry to ActionContext constructor

feat: Phase 2 routing + Sonar fixes — SQL classifier, replica selector, sticky session, query routing

fix: address code review issues — word boundary for SQL keywords, integer overflow in round-robin, remove FQ List type

fix: default sticky-session to 0 and prevent session UUID leak in ExecuteQueryAction

refactor: condense ExecuteQueryAction startSessionIfNone comment

docs: document read/write splitting and stickySessionSeconds=0 default

Merge main into branch: apply checkstyle enforcement, fix violations in readwrite classes

feat: implement dual-lazy connection design for read/write splitting

fix: address code review issues in dual-lazy connection design

fix: forward ojp.* info properties to server; add replica fallback for primary-only sessions; fix tests for correct routing expectations

fix: improve logging for replica datasource source; clarify test comment for primary routing

feat: forward setAutoCommit to server; restore testAfterTransactionCommit_ReadsGoToPrimary with sticky session

Revert "feat: forward setAutoCommit to server; restore testAfterTransactionCommit_ReadsGoToPrimary with sticky session"

test: disable ReadsGoToReplica test with limitation comment, add ReadsGoToPrimary test documenting current behavior

Commits on Apr 26, 2026

Add INFO investigation logs for read/write splitting routing decisions (TODO: downgrade to DEBUG before merging)

fix: use request connHash in createSession to avoid stale connectionHashMap lookup

refactor: convert RW-split investigation logs from INFO to DEBUG, remove TODO comments

Commits on Apr 27, 2026

fix: remove spurious throws InterruptedException from shouldExpireAfterTimeoutElapses test

docs: clarify LEAST_CONNECTIONS falls back to ROUND_ROBIN, RANDOM is fully implemented

test: add OjpSystemPropertiesBridgeTest coverage for read/write splitting properties

refactor: clean up H2 test Javadoc and remove setAutoCommit(true) call per review feedback

Commits on Apr 28, 2026

refactor: extract ParsedConfig holder + parseReadWriteConfig helper in ReadWriteDataSourceManager

chore: fix spelling centralises -> centralizes in javadoc comment