Java 17 examples

This project is WIP ! Stay tuned.

This project aggregates examples of new Java and JVM features between versions 12 and 17 as well as practical java examples tailored for Java 17**.

** JDK17 is not available yet. The JDK15 is used until JDK17 is available.

Environment setup

Make sure following software is installed on your PC.

• OpenJDK 15 or later.
• Gradle 6.5 or later
• docker.io 19.x or later

Please check system requirements before.

Compile & Test

Most examples are build by top-level gradle project.

gradle clean build test

Examples

• Most interesting JEPs implemented in JDK12 - JDK17
  • JEP 359, 384: Records
  • JEP 325, 354, 361: Switch Expressions
  • JEP 353: Reimplement the Legacy Socket API
  • JEP 355, 368, 378: Text Blocks
  • JEP 305: Pattern Matching for instanceof
  • JEP 358: Helpful NullPointerExceptions
  • JEP 373: Reimplement the Legacy DatagramSocket API
  • JEP 370, 383: Foreign-Memory Access API
  • JEP 339: Edwards-Curve Digital Signature Algorithm (EdDSA)
  • JEP 360: Sealed Classes (Preview)
  • JEP 371: Hidden Classes

JDK12 - JDK17 Features

• JDK12 Feature list
• JDK13 Feature list
• JDK14 Feature list
• JDK15 Feature list
• JDK16 Feature list
• JDK17 Feature list

References

Java 11 examples

Enjoy !