Content by Yoshio Terada (1)

Real Experience Migrating a Java 5 / Struts 1.3 Monolithic Application to Java 21 and Spring Boot

2 weeks ago by Yoshio Terada

Yoshio Terada shares a real-world Java modernization story: migrating a Java 5 / Struts 1.3 monolith to Java 21 and Spring Boot in about two days using GitHub Copilot’s app modernization tooling, with a strong focus on planning, custom instructions, and verification to keep AI-driven changes reliable.

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