Added SonarCloud integration;

.github/workflows/SonarCloud.yml

@@ -0,0 +1,39 @@
+# source: SonarCloud setup tutorial
+
+name: SonarCloud
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [opened, synchronize, reopened]
+jobs:
+  build:
+    name: Build and analyze
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: 17
+          distribution: 'zulu' # Alternative distribution options are available
+      - name: Cache SonarCloud packages
+        uses: actions/cache@v3
+        with:
+          path: ~/.sonar/cache
+          key: ${{ runner.os }}-sonar
+          restore-keys: ${{ runner.os }}-sonar
+      - name: Cache Gradle packages
+        uses: actions/cache@v3
+        with:
+          path: ~/.gradle/caches
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
+          restore-keys: ${{ runner.os }}-gradle
+      - name: Build and analyze
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+        run: ./gradlew build sonar --info

build.gradle

@@ -26,6 +26,7 @@ plugins {
     id("com.diffplug.spotless") version "6.19.0"
     id 'org.gradle.maven-publish'
     id 'signing'
+    id("org.sonarqube") version "4.2.1.3168"
 }
 
 group = 'io.github.jonasschaub'
@@ -88,6 +89,14 @@ spotless {
     }
 }
 
+sonar {
+    properties {
+        property("sonar.projectKey", "JonasSchaub_ART2a-Clustering-for-Java")
+        property("sonar.organization", "jonasschaub")
+        property("sonar.host.url", "https://sonarcloud.io")
+    }
+}
+
 artifacts {
     archives javadocJar, sourcesJar
 }