Upgrade to Java 17 and Spring Framework 6. Switch to JakartaEE 9 version of the Servlet API. Drop support for Joda Time. Configure Kotlin plugin to target JDK 1.8 as it doesn't support 17, yet.
Upgrade to Java 17 and Spring Framework 6. Switch to JakartaEE 9 version of the Servlet API. Drop support for Joda Time. Configure Kotlin plugin to target JDK 1.8 as it doesn't support 17, yet.