What to expect from Java 9 (RU)
summary
Covers what actually changes in Java 9 and what will break: the Java Platform Module System forces explicit module declarations, introduces automatic and unnamed modules, adds jmod/jlink so teams can build compact runtime images with jlink, and tooling like jdeps to analyze dependencies; G1 becomes the default garbage collector, compact strings and private methods in interfaces reduce memory and duplication, JShell and a revamped Process API arrive, and multi‑release JARs alter compatibility expectations.
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chapters (8)
- 0:00Introduction
- 10:45Java 9 modules
- 28:42JDK module system
- 37:24Garbage collector changes
- 41:39New language features
- 44:35Performance and systems
- 47:06Unicode and graphics
- 49:01Security updates








