Java Architect Essentials

May 20, 2025 · Backend Development

Ensuring Idempotency with Distributed Locks: Adjusting Aspect Order in Java Backend

This article explains how using a custom @DistributeLock annotation together with @Transactional can cause idempotency issues due to aspect execution order, and demonstrates how to prioritize the lock aspect using @Order to ensure the lock is applied before the transaction, with code examples and best‑practice recommendations.