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Explore Project Valhalla's value classes, Java's most significant evolution since Java 8, in this beginner-friendly 51-minute conference talk from Devoxx. Learn how value classes will transform Java development by providing lightweight, immutable objects that deliver superior performance and memory efficiency. Discover the fundamentals of value classes through weather data examples, understanding what they are, why they're essential, and how they differ from traditional identity classes. Follow along with practical examples and live coding demonstrations that illustrate how value classes eliminate boxing overhead, reduce memory allocation, and unlock new JVM optimization opportunities. Gain insights into how value classes integrate seamlessly with existing Java features including records, generics, and collections, while exploring effective migration strategies for incorporating value classes into your current codebase.
