Before You Begin

Lesson 1: Getting Ready for Java 9
Learning objectives
1.1 Fixing Warnings in Java 8 and using JDeps
1.2 Compiling with Java 9

Lesson 2: The Java Platform Module System
Learning objectives
2.1 What is Jigsaw?
2.2 What is the Java Platform Module System (JPMS)?
2.3 Creating Modules
2.4 Assembling custom runtime images with jlink
2.5 Visualising dependacies
2.6 JPMS—Pros and Cons

Lesson 3: Reactive Programming with Java 9
Learning objectives
3.1 What is the Reactive Streams API?
3.2 Reactive Streams in Java 9
3.3 Using Reactive Streams
3.4 The Power of Reactive Programming
3.5 Reactive Streams vs Java 8 Streams

Lesson 4: JShell, the Java REPL
Learning objectives
4.1 What is a REPL what does it give us?
4.2 Using the REPL inside the IntelliJ IDEA

Lesson 5: API Changes in Java 9
Learning objectives
5.1 Convenience Factory Methods for Collections
5.2 Milling Project Coin
5.3 New Methods on the Streams API
5.4 New Methods on Optional
5.5 Stack Walking API
5.6 Process API Updates

Lesson 6: Other Interesting Changes
Learning objectives
6.1 Multi Release Jar Files
6.2 Updated Deprecation
6.3 Java Doc Updates
6.4 Java 9 Features that may impact your application