build.yml

# This workflow will build a package using Maven and then publish it to GitHub packages when a release is created
# For more information see: https://github.com/actions/setup-java/blob/main/docs/advanced-usage.md#apache-maven-with-a-settings-path

name: build

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  build:

    runs-on: ubuntu-latest
    strategy:
      matrix:
        jdk: [8, 11]
    permissions:
      contents: read
      packages: write

    steps:
    - uses: actions/checkout@v2
    - name: Set up JDK
      uses: actions/setup-java@v2
      with:
        java-version: ${{ matrix.jdk }}
        distribution: 'adopt'
        server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
        settings-path: ${{ github.workspace }} # location for the settings.xml file

    - name: Cache Maven packages
      uses: actions/cache@v1
      with:
        path: ~/.m2
        key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
        restore-keys: ${{ runner.os }}-m2
    - name: JDK 8
      if: matrix.jdk == '8'
      run: mvn clean compile
    - name: JDK 11 
      if: matrix.jdk == '11'
      run: mvn clean compile
    - name: JDK 17
      if: matrix.jdk == '17'
      run: mvn clean compile