Mar 19, 2021

In an unprecedented show of activity - merely two weeks after the new years first episode (170) Mark and Greg are back, this time joined by Andres Almiray (Oracle) and Stephen Connolly (Cloudbees) to discuss all things build, modules, this weeks Java 16 release, and why Java programmers should take a look at the rust programming language.

Hosts

• Mark Derricutt - @talios
• Greg Amer

Guests

• Andres Almiray - @aalmiray
• Stephen Connolly - @connollys

Table of Contents

• 00:00:15 Intro
• 00:00:37 Guest Introductions
• 00:02:05 Java 16 Released!
• 00:02:47 Jenkins and JDK Versions
• 00:04:38 var changes = LIPSERVICE;
• 00:05:11 Improve your Java by learning Rust
• 00:07:31 Hey Bruno - It's NOT YAML!
• 00:10:22 Project Liliput
• 00:11:31 Java Turning 26
• 00:13:30 Java for CLIs?
• 00:16:47 Modules: Thought on The Java Platform Module System
• 00:18:12 Modules: Modules and Versioning
• 00:19:15 Modules: Semantic Versioning
• 00:22:19 Build: Hijacking The Maven Release Process
• 00:26:40 Explicit Merge Commits
• 00:29:16 Build: JDK Dependency (Lacking) In Maven
• 00:31:21 Kotlin Standard Library Versions
• 00:31:53 Libraries should avoid Guava
• 00:35:36 Jackson Version 3 Changes
• 00:39:10 Modules: The Lack Of Runtime Versioning In Modules
• 00:39:46 Modules: Agents And Module Systems
• 00:40:39 Run The Damn Tests Twice
• 00:46:00 Modules: Module Systems and Debugging
• 00:55:02 The Ecosystem Is More Than Code
• 00:55:46 Build: The Hinderance of IDEs
• 00:56:47 Build: Mixins In Maven
• 01:02:18 Build: The Perfect POM is with a BOM
• 01:07:17 Build: Custom Lifecycles as Mixins
• 01:10:09 Build: Gradle is Surprises and Deathtraps
• 01:11:31 Build: Maven Consumer POM and POM 4.0.0
• 01:14:16 Build: Project Dependency Trees Proposal
• 01:23:28 Build: Maven 4 and 5 Releases
• 01:26:49 Build: Plugin Phases and Execution Order
• 01:33:05 Build: Interim Hacks and Abstractions Considered Harmful
• 01:39:33 The Problem with Preview Features

News

• Oracle Announces Java 16
• Project Lilliput - OpenJDK proposal to reduce the Java object header by half or more would lower memory and CPU usage on all Java workloads.
• Pull Requests merging instanceof Pattern matching
  • https://github.com/openjdk/jdk/pull/2544
  • https://github.com/openjdk/jdk/pull/2879
  • https://github.com/openjdk/jdk/pull/2913
• JEP 401: Primitive Objects (Preview)and many other new JEPs landed for JDK 17.
• Caffeine cache goes 3.0 and with it - JDK11 baseline

Links

• Semantic Versioning
• git-timestamp-maven-plugin
• Git Log's --first-parent Option
• The rise of Kotlin's stdlib and the versioning conflicts that may arise
• guava-beta-checkerfor Error Prone
• Jackson Release 3 Plans
• Build Health
• PomChecker 1.1.0 has been released!
• Problems with sorting, tidying poms
  • Build / life cycle order
  • Maven Bill of Materials
  • Maven Tiles / Mixins
  • Crafting better Gradle builds with the Kordamp Gradle Plugin suite with Andres Almiray (YouTube Video)
  • Proposal: Project Dependency Trees schema
  • Plugin Execution & Property Ordering Tests
• Module Systems
• Java Platform Module System / Jigsaw
  • Layrry- Including an excellent video demonstration of Layrry in action with JavaFX.
• OSGi
• Runtime Dependencies (build is only half the picture)