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: Set up JDK
      uses: actions/setup-java@v4
      with:
        distribution: 'zulu'
        java-version: ${{ matrix.java }}
    - name: Configure GPG Key
      run: |
          export GPG_TTY=$(tty)
          echo -n "$GPG_SIGNING_KEY" | gpg --import --batch
      env:
          GPG_SIGNING_KEY: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }}
    - name: List of keys on gpg
      run: gpg --list-secret-keys --keyid-format LONG
    - name: Set environments
      run: |
        echo "COMMON_MAVEN_OPTS=-Dmaven.compiler.failOnWarning=true -Dmaven.compiler.showDeprecation=true -Dmaven.compiler.verbose=true -Dmaven.compiler.debuglevel=lines,vars,source" >> "$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
      env:
        MAVEN_CENTRAL_TOKEN: ${{ secrets.OSSRH_PASSWORD }}
        MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}

    - 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
      env:
        MAVEN_CENTRAL_TOKEN: ${{ secrets.OSSRH_PASSWORD }}
        MAVEN_GPG_PASSPHRASE: ${{ secrets.MAVEN_GPG_PASSPHRASE }}

    - 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
      env:
        GITHUB_TOKEN: ${{ github.token }} # GITHUB_TOKEN is the default env for the password

    - name: Set up Apache Maven Central
      uses: actions/setup-java@v4
      with: # running setup-java again overwrites the settings.xml
        distribution: 'zulu'
        java-version: ${{ matrix.java }}
        server-id: central # Value of the distributionManagement/repository/id field of the pom.xml
        server-username: MAVEN_USERNAME # env variable for username in deploy
        server-password: MAVEN_CENTRAL_TOKEN # env variable for token in deploy
        gpg-private-key: ${{ secrets.MAVEN_GPG_PRIVATE_KEY }} # Value of the GPG private key to import
        gpg-passphrase: MAVEN_GPG_PASSPHRASE # env variable for GPG private key passphrase

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