main.yml

name: K2hash Java CI

on:
  # Trigger the workflow on push or pull request,
  # but only for the main branch
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
  # Trigger the workflow on release,
  # but only when published
  release:
    types:
      - published

jobs:
  build:

    if: "! contains(toJSON(github.event.commits.*.message), '[skip ci]') && ! contains(toJSON(github.event.commits.*.message), '[ci skip]')"

    runs-on: ubuntu-latest
    strategy:
      matrix:
        java: [ '8', '11', '17', '21' ]

    name: Java ${{ matrix.java }}
    steps:
      - uses: actions/checkout@v4
      - name: Setup Java JDK
        uses: actions/setup-java@v3
        with:
          java-version: ${{ matrix.java }}
          distribution: 'zulu'
          server-id: ossrh
          settings-path: ${{ github.workspace }}
          server-username: OSSRH_USERNAME
          server-password: OSSRH_PASSWORD
          gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
          gpg-passphrase: MAVEN_GPG_PASSPHRASE                  # env variable of GPG private key passphrase

      - name: Set environments
        run: |
          echo "COMMON_MAVEN_OPTS=-Dmaven.compiler.failOnWarning=true -Dmaven.compiler.showDeprecation=true -Dmaven.compiler.verbose=true -Dmaven.compiler.debuglevel=lines,vars,source" >> "$GITHUB_ENV"

      - name: Install dependent packages
        run: |
          sudo apt-get install -y curl
          curl -s https://packagecloud.io/install/repositories/antpickax/stable/script.deb.sh | sudo bash
          sudo apt-get install -y k2hash-dev

      - name: Run checkstyle
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} checkstyle:check

      - name: Run package on version 8
        if: "matrix.java == '8'"
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} -Dmaven.compiler.target=8 package

      - name: Run package on version other than 8
        if: "matrix.java != '8'"
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} -Dmaven.compiler.target=${{ matrix.java }} -Dmaven.compiler.source=${{ matrix.java }} -Dmaven.compiler.release=${{ matrix.java }} package

      - name: Run javadoc
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} javadoc:javadoc

      - name: Deploy the docs to github
        if: "github.event_name == 'release'  && matrix.java == '21'"
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} site -s settings_github.xml
        env:
          GITPAGES_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKE_FOR_GITPAGES }}

      - name: Publish to Apache Maven Central
        if: "github.event_name == 'release'  && matrix.java == '21'"
        run: |
          mvn ${{ env.COMMON_MAVEN_OPTS }} deploy -Prelease -s $GITHUB_WORKSPACE/settings.xml
        env:
          OSSRH_USERNAME: ${{ secrets.OSSRH_USERNAME }}
          OSSRH_PASSWORD: ${{ secrets.OSSRH_PASSWORD }}
          MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}