Approaching the JDK 25 LTS release through real-world migration | Wolfgang Weigend (EN)

This talk addresses the changes introduced between JDK 8 and subsequent JDK versions, highlighting minor binary, source, and behavioral incompatibilities along with the impact of modularization starting with JDK 9. The speaker discusses the implications for code using internal JDK APIs, emphasizing the need to migrate to supported APIs due to accessibility changes and modified default behaviors. Additionally, the presentation provides concrete measures for migrating Java applications across various JDK versions, including JDK 11, JDK 17, JDK 21, and up to JDK 25, integrating insights from migration projects and the use of the Java SE Migration Guide.