name: "Build Jars on Java 8, 9, 10 and 11"

on:
  pull_request:
    branches:
    - development
    paths:
    - "src/**"
    - "build.gradle"

jobs:
  testBuilds:
    name: "Build Jars against Java 8, 9, 10 and 11"
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      max-parallel: 4
      matrix:
        java-version: [8, 9, 10, 11]
    steps:
    - name: "Checkout Code"
      uses: actions/checkout@v2
    - name: "Prepare Java ${{ matrix.java-version }}"
      uses: actions/setup-java@v2
      with:
        distribution: "zulu"
        java-version: "${{ matrix.java-version }}"
    - name: "Make build.gradle executable"
      run: "chmod +x gradlew"
    - name: "Build jar"
      run: "./gradlew shadowJar"