ci: refactor code_analysis

.github/workflows/code_analysis.yml

@@ -9,29 +9,7 @@ on:
       - "docs/**"
 
 jobs:
-  is_java_project:
-    runs-on: ubuntu-latest
-    outputs:
-      pom_exists: ${{ steps.check_files.outputs.files_exists }}
-      checkstyle_active: ${{ steps.check_checkstyle.outputs.checkstyle_active }}
-      spotbugs_active: ${{ steps.check_spotbugs.outputs.spotbugs_active }}
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v3
-      - name: Check file existence
-        id: check_files
-        uses: andstor/file-existence-action@v2
-        with:
-          files: "pom.xml"
-      - name: check_checkstyle
-        id: check_checkstyle
-        run: echo "checkstyle_active=$(if grep -q "<artifactId>maven-checkstyle-plugin</artifactId>" pom.xml; then echo "true"; else echo "false"; fi)" >> $GITHUB_OUTPUT
-      - name: check_spotbugs
-        id: check_spotbugs
-        run: echo "spotbugs_active=$(if grep -q "<artifactId>spotbugs-maven-plugin</artifactId>" pom.xml; then echo "true"; else echo "false"; fi)" >> $GITHUB_OUTPUT
   run_checkstyle:
-    needs: [is_java_project]
-    if: needs.is_java_project.outputs.pom_exists == 'true' && needs.is_java_project.outputs.checkstyle_active == 'true'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
@@ -40,20 +18,6 @@ jobs:
         with:
           distribution: "temurin"
           java-version: "17"
-          cache: "maven"
+          cache: "gradle"
       - name: Run style checks
-        run: mvn -B checkstyle:check --file pom.xml
-  run_spotbugs:
-    needs: [is_java_project]
-    if: needs.is_java_project.outputs.pom_exists == 'true' && needs.is_java_project.outputs.spotbugs_active == 'true'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Set up JDK ${{ matrix.java }}
-        uses: actions/setup-java@v3
-        with:
-          distribution: "temurin"
-          java-version: "17"
-          cache: "maven"
-      - name: Run static code analysis
-        run: mvn -B compile spotbugs:check --file pom.xml
+        run: ./gradlew checkstyleMain checkstyleTest

build.gradle.kts

@@ -67,6 +67,8 @@ allprojects {
         configFile = rootProject.file("docs/dev/checkstyle/checkstyle-config.xml")
         configDirectory.set(rootProject.file("docs/dev/checkstyle"))
         maxErrors = 0 // does not tolerate errors
+        maxWarnings = 0
+        sourceSets = emptySet()
     }
 
     repositories {