maven-build.yml

name: CI

on:
  push:
    branches:
      - main
      - main-2.x
      - '!/refs/heads/dependabot/*'
  pull_request:
    branches:
      - '*'
      - '!/refs/heads/patch*'

# this is required by spotless for JDK 16+
env:
  JAVA_11_PLUS_MAVEN_OPTS: "--add-opens jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED --add-opens jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED --add-opens jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED --add-opens jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED --add-opens jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED"

permissions:
  contents: read

jobs:
  build:
    name: build-only (Java 17)
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK
      uses: actions/setup-java@v4
      with:
        java-version: 17
        distribution: 'temurin'
        cache: 'maven'
    - name: Maven Install (skipTests)
      env:
        MAVEN_OPTS: ${{ env.JAVA_11_PLUS_MAVEN_OPTS }}
      run: mvn -B clean install -DskipTests --file pom.xml
    - uses: actions/upload-artifact@v4
      with:
        name: maven-target-directory
        path: target/
        retention-days: 3
  site:
    name: site (Java 17)
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK
      uses: actions/setup-java@v4
      with:
        java-version: 17
        distribution: 'temurin'
        cache: 'maven'
    - name: Maven Site
      env:
        MAVEN_OPTS: ${{ env.JAVA_11_PLUS_MAVEN_OPTS }}
      run: mvn -B clean site -D enable-ci --file pom.xml
  test:
    name: test (${{ matrix.os }}, Java ${{ matrix.java }})
    # Does not require build output, but orders execution to prevent launching test workflows when simple build fails 
    needs: build
    runs-on: ${{ matrix.os }}-latest
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu, windows ]
        java: [ 17, 21 ]
    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK
      uses: actions/setup-java@v4
      with:
        java-version: ${{ matrix.java }}
        distribution: 'temurin'
        cache: 'maven'
    # JDK 11+
    - name: Maven Install without Code Coverage
      if: matrix.os == 'windows'
      env:
        MAVEN_OPTS: ${{ env.JAVA_11_PLUS_MAVEN_OPTS }}
      run: mvn -B clean install -D japicmp.skip=true --file pom.xml "-Dsurefire.argLine=--add-opens java.base/java.net=ALL-UNNAMED"
    - name: Maven Install with Code Coverage
      if: matrix.os != 'windows'
      env:
        MAVEN_OPTS: ${{ env.JAVA_11_PLUS_MAVEN_OPTS }}
      run: mvn -B clean install -D enable-ci --file pom.xml "-Dsurefire.argLine=--add-opens java.base/java.net=ALL-UNNAMED"
    - name: Save coverage data
      if: matrix.os == 'ubuntu' && matrix.java == '17'
      uses: actions/upload-artifact@v4
      with:
        name: maven-test-target-directory
        path: target/
        retention-days: 3
  codecov-upload:
    name: codecov-upload (Upload to codecov.io)
    needs: test
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: actions/download-artifact@v4
      with:
        name: maven-test-target-directory
        path: target
    - name: Codecov Report
      uses: codecov/codecov-action@v4.5.0
      with:
        # Codecov token from https://app.codecov.io/gh/hub4j/github-api/settings
        token: ${{ secrets.CODECOV_TOKEN }}
        fail_ci_if_error: true
        verbose: true

  test-java-11:
    name: test Java 11 (no-build)
    needs: build
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: actions/download-artifact@v4
      with:
        name: maven-target-directory
        path: target
    - name: Set up JDK
      uses: actions/setup-java@v4
      with:
        java-version: 11
        distribution: 'temurin'
        cache: 'maven'
    - name: Maven Test (no build) Java 11
      run: mvn -B surefire:test -DfailIfNoTests -Dsurefire.excludesFile=src/test/resources/slow-or-flaky-tests.txt