JDK 12 - Pitfalls For The Unwary
Explore the significant changes and potential pitfalls in Java Development Kit (JDK) versions 9 through 12 in this comprehensive conference talk. Dive into the new Java Platform Module System, its impact on application migration, and strategies for adapting to the modular architecture. Learn about important modifications to Java language syntax, class libraries, and JVM options across these releases. Understand the implications of the new JDK release cadence on Java support and production version choices. Discover techniques for identifying deprecated API usage, reversing encapsulation, and finding dependencies using tools like jdeps. Examine changes in JDK/JRE file structure, version string format, and non-programmatic issues such as JVM logging and flags. Gain insights into local variable type inference, command-line flags, and the differences between Oracle JDK and OpenJDK. Address the challenges of migrating to JDK 11 or 12 and explore alternatives like Zulu Community Edition to ensure a smooth transition for your Java applications. Read more