"You Must Avoid Final Field Mutation" [IJN]

"You Must Avoid Final Field Mutation" [IJN]

From Inside Java by David Delabassee

April 16, 2026 · 10 min · Season 3 · Episode 10

About this episode

The episode discusses the importance of avoiding final field mutation in Java projects with the introduction of JDK 26 and JEP 500.

With JDK 26 / JEP 500 starting to prevent final field mutation through reflection, it is important that Java projects stop employing that practice. For more, check https://inside.java/podcast

People in this episode

Host: David Delabassee

Topics covered

  • final field mutation
  • reflection
  • Java projects
  • JDK 26
  • JEP 500

Keywords

  • final field mutation
  • reflection
  • Java
  • JDK 26
  • JEP 500

Mentioned in this episode

Products: JDK 26

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