JakartaEE China Community

Aug 12, 2025 · Backend Development

How to Migrate from javax to jakarta Namespace in Java EE

This article walks through the practical challenges of moving Java EE code from the javax to the jakarta namespace, evaluates bytecode‑level tools, Maven Shade relocation, Eclipse Transformer, script‑based approaches, and IDE refactoring, and shares concrete lessons learned from the TomEE migration effort.