Code Room
Code reviewHard
Question
Review this Java Spring controller for fetching invoices.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.
Learn the concepts
@GetMapping("/invoices")public List<Invoice> list(@RequestParam(required = false) Long orgId, @AuthenticationPrincipal User me) { if (orgId == null) { orgId = me.getOrgId(); } return invoiceRepo.findByOrgId(orgId);}Run or narrate your approach, then ask the coach.