Java Gradle CI

Full Java Gradle project continuous integration workflow, including multiple JDK version matrix, Gradle cache, build and test.

name: Java Gradle CI

on:
  push:
    branches:
      - main
      - 'feature/**'
    paths:
      - 'src/**'
      - 'build.gradle'
      - 'settings.gradle'
      - 'gradle/**'
  pull_request:
    branches:
      - main

concurrency:
  max: 1
  exceed-action: QUEUE

permissions:
  repository: read

jobs:
  build:
    name: Build JDK ${{ matrix.java-version }}
    runs-on: {ubuntu-24,x64,small}
    strategy:
      matrix:
        java-version: [11, 17, 21]
      fail-fast: false
      max-parallel: 3

    steps:
      - name: Checkout code
        uses: checkout

      - name: Setup JDK ${{ matrix.java-version }}
        uses: setup-java
        with:
          java-version: ${{ matrix.java-version }}
          distribution: 'temurin'

      - name: Cache Gradle packages
        uses: cache
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
          key: gradle-${{ runner.os }}-${{ matrix.java-version }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
          restore-keys: |
            gradle-${{ runner.os }}-${{ matrix.java-version }}-

      - name: Gradle build
        run: ./gradlew compileJava --no-daemon

      - name: Gradle unit tests
        run: ./gradlew test --no-daemon

      - name: Gradle integration tests
        run: ./gradlew integrationTest --no-daemon

      - name: Gradle code quality check
        run: ./gradlew checkstyleMain spotbugsMain --no-daemon

      - name: Test report summary
        if: ${{ always }}
        run: |
          echo "## Gradle Test Results - JDK ${{ matrix.java-version }}" >> $ATOMGIT_STEP_SUMMARY
          echo "Build status: ${{ job.status }}" >> $ATOMGIT_STEP_SUMMARY

  package:
    name: Package and release
    needs: build
    runs-on: {ubuntu-24,x64,small}
    if: ${{ startsWith(atomgit.ref, 'refs/tags/') }}

    steps:
      - name: Checkout code
        uses: checkout

      - name: Setup JDK 17
        uses: setup-java
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Cache Gradle packages
        uses: cache
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
          key: gradle-${{ runner.os }}-17-${{ hashFiles('**/*.gradle*') }}

      - name: Gradle package
        run: ./gradlew bootJar --no-daemon

      - name: Upload artifact
        uses: upload-artifact
        with:
          name: gradle-artifacts
          path: build/libs/*.jar
          retention-days: 30