[GLUTEN-12306][FLINK][VL] Route print sink options to Velox via reflection (no file path)#12320

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ggjh-159 wants to merge 4 commits into

apache:mainfrom

ggjh-159:fix/print-sink-multi-parallelism

Commits on Jun 18, 2026

fix(flink): route print sink options to Velox (no file)
ggjh-159
committed

Commits on Jun 23, 2026

refactor(flink): use ReflectUtils + PrintOptions class in PrintSinkFactory
ggjh-159
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fix(ut): redirect fd=1 in runAndCheck to capture Velox print sink output
ggjh-159
committed

Commits on Jun 24, 2026

fix(flink): adapt NexmarkSourceFactory to new velox4j API and update CI velox4j ref
ggjh-159
committed