Emit clear error when running JDK cannot compile source level - #12633

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gnodet wants to merge 12 commits into

implement-automatic-jdk-toolchain-selection-when-t

Commits on Jul 30, 2026

Auto-select JDK toolchain when running JDK cannot compile the project's source level

gnodet
and
claude
committed
42cbce4
Add integration tests for automatic JDK toolchain selection

gnodet
and
claude
committed
fb8ebb6

Commits on Jul 31, 2026

Remove public modifiers from IT class and methods

gnodet
and
claude
committed
8ec56c4
Add lazy JDK discovery from filesystem for auto-selection fallback

gnodet
and
claude
committed
4d88482
Use Session properties instead of System.* in JdkToolchainDiscoverer

gnodet
and
claude
committed
2b628ca
Fix auto-toolchain selection: compiler plugin config, compat layer, and JDK discovery

gnodet
and
claude
committed
3cd5544
Fix DefaultToolchainManager(Map) constructor visibility for IT harness

gnodet
and
claude
committed
617ee27
Fix DefaultToolchainManager constructor visibility for compat layer and IT harness

gnodet
and
claude
committed
48d0b6e

Commits on Aug 5, 2026