maven.yml

# This workflow will build a Java project with Maven, and cache/restore any dependencies to improve the workflow execution time
# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven

name: Java CI with Maven

on:
  workflow_dispatch:
    inputs:
      ref:
        description: 'checkout reference (sha/branch)'
        required: false
        type: string
  push:
    branches-ignore:
      - master
      - upstream
  pull_request:
    branches-ignore:
      - master
      - upstream

jobs:
  pre_job:
    if: ${{ !contains(github.event.head_commit.message, 'NOCI') }}

    continue-on-error: true # errors that happen when checking here wether to skip or not should not lead to skipping
    runs-on: ubuntu-latest

    # Map a step output to a job output
    outputs:
      should_skip: ${{ steps.skip_check.outputs.should_skip }}
    steps:
      - id: skip_check
        uses: fkirc/skip-duplicate-actions@v5
        with:
          paths_ignore: '[".editorconfig", ".gitattributes", ".gitignore", "**/README*.md", "**/LICENSE*.md", "**/doc/**", "**/licenses/**", ".github/dependabot.yml"]'
          concurrent_skipping: same_content_newer

  build:
    needs: pre_job

    if: ${{ needs.pre_job.outputs.should_skip != 'true' && !contains(github.event.head_commit.message, 'NOCI') }}

    strategy:
      fail-fast: false # don't stop other OS/JDK
      matrix:
        os: ['ubuntu-latest', 'windows-latest']
        jdk: ['11', '17']
        failFast: [true] # no need to test all files of a plugin on error
        experimental: [false]
        exclude:
          - os: 'ubuntu-latest'
            jdk: '11'
        include:
          - os: 'ubuntu-latest'
            jdk: '11'
            coverage: true
            checkstyle: true
            failFast: false
            experimental: false
          - os: 'ubuntu-latest'
            jdk: '19'
            failFast: false
            experimental: true
          - os: 'macos-latest'
            jdk: '17'
            experimental: true

    continue-on-error: ${{ matrix.experimental }}
    runs-on: ${{ matrix.os }}
    env:
      JDK_VERSION: ${{ matrix.jdk }}

    steps:
    - uses: actions/checkout@v3
      with:
        ref: ${{ inputs.ref }}
    - name: Set up JDK ${{ matrix.jdk }}
      uses: actions/setup-java@v3
      with:
        java-version: ${{ matrix.jdk }}
        distribution: 'temurin'
        cache:        'maven'
    - name: Compile
      run: mvn -B compile --file pom.xml
    - name: Test with coverage
      if: ${{ matrix.coverage }}
      run: mvn -B test "-DTestUtils.failFast=${{ matrix.failFast }}" --file pom.xml -P coverage
    - name: Upload coverage
      if: ${{ matrix.coverage }}
      run: bash <(curl -s https://codecov.io/bash)
    - name: Check Java style
      if: ${{ matrix.checkstyle }}
      run: mvn -B checkstyle:check
    - name: Test without coverage
      if: ${{ !matrix.coverage }}
      run: mvn -B test "-DTestUtils.failFast=${{ matrix.failFast }}" --file pom.xml