• brew install groovy

  • groovyConsole

• brew install gradle

• issue

  • gradle 5.6/groovy 2.5 not compatible with jdk 13

    • switch jdk version: in .bash_profile, export JAVA_HOME=/usr/libexec/java_home -v 1.8
    • specify jdk version for gradle: in gradle.properties, add org.gradle.java.home=/Library/Java/JavaVirtualMachines/jdk1.8.0_211.jdk/Contents/Home

• git clone https://github.com/gdhuang/MyPlugin

• cd MyPlugin; gradle init

  • project name: Greeting package: org.example
  • go through build.gradle and add maven publish
  • go through GreetingPlugin
  • unit test and unit test

• git clone https://github.com/gdhuang/MyProject gradle greeting

• git checkout a (you might need git clean -fd and git stash)
• check build.gradle in functional test resource
• create GreetingTask.java
  • properties and getter/setter
  • @TaskAction

ref: https://github.com/gdhuang/MyPlugin/commit/2112d341f004a4ca45e29cafbf387fd1bac758f1

• git checkout b

• check build.gradle in functional test resource

• create GreetingExtension.java

  • property hello and getter/setter
  • add Person.java for nested DSL

• add GreetingExtension to project's extension container.

ref: https://github.com/gdhuang/MyPlugin/commit/1e34cf9ff811a25c4558f91fdc8a0a28d99e7375

• git checkout c
• check build.gradle in functional test resource
• create domain object, Person, with property name
• create NamedDomainObjectContainer and add it to Project's extensions
• register task for each person

ref: https://github.com/gdhuang/MyPlugin/commit/a4699b6f3dbe05408a1ec94f57e9e2166f75e4c5

• git checkout d
• check unit test
• add sourceSet functionalTest for Java plugin

ref: https://github.com/gdhuang/MyPlugin/commit/b5476f5d7125fbb1a2f028ccc087e2254bda1c5d