Modernizing SAP Commerce Cloud: A Practical Guide to the JDK 21 & Spring 6 Migration

SAP Commerce Cloud Framework Upgrade release is more than a routine update — it’s a foundational shift. With the platform moving to Java 21 and Spring 6, teams face a cascade of changes: a mandatory javax to jakarta  namespace migration, a fully redesigned OAuth authentication model powered by the Spring Authorization Server, and the removal of long-standing deprecated extensions. Add to that a new multi-site login strategy for country-specific storefronts and a revamped Assisted Service Module flow, and this upgrade demands careful planning. This article breaks down every major change, explains the architectural decisions behind them, and provides a step-by-step deployment runbook to help your team migrate with confidence.

 

​ SAP Commerce Cloud Framework Upgrade release is more than a routine update — it’s a foundational shift. With the platform moving to Java 21 and Spring 6, teams face a cascade of changes: a mandatory javax to jakarta  namespace migration, a fully redesigned OAuth authentication model powered by the Spring Authorization Server, and the removal of long-standing deprecated extensions. Add to that a new multi-site login strategy for country-specific storefronts and a revamped Assisted Service Module flow, and this upgrade demands careful planning. This article breaks down every major change, explains the architectural decisions behind them, and provides a step-by-step deployment runbook to help your team migrate with confidence.   Read More Technology Blog Posts by Members articles 

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