Trying out something with github actions

.github/workflows/build_validator.yml

@@ -29,12 +29,13 @@ jobs:
       with:
         java-version: ${{ matrix.jdk }}
         distribution: 'adopt'
-        cache: gradle
     - name: Validate Gradle wrapper
       uses: gradle/wrapper-validation-action@e6e38bacfdf1a337459f332974bb2327a31aaf4b
     - name: Make gradlew executable
       run: chmod +x ./gradlew
     - name: Generate SourceCode with Gradle
       run: ./gradlew generateGithubSource
+    - name: Setting Java Version
+      run: echo pcJavaVersion=${{matrix.jdk}} > ./gradle.properties
     - name: Build with Gradle
       run: ./gradlew build

build.gradle

@@ -20,7 +20,7 @@ repositories {
 archivesBaseName = 'Primitive Collections'
 version = '0.5.4';
 
-sourceCompatibility = targetCompatibility = compileJava.sourceCompatibility = compileJava.targetCompatibility = '1.8'
+sourceCompatibility = targetCompatibility = compileJava.sourceCompatibility = compileJava.targetCompatibility = JavaLanguageVersion.of(pcJavaVersion)
 
 javadoc {
     options.tags = [ "implSpec", "note" ] 

gradle.properties

@@ -1 +1,3 @@
-org.gradle.jvmargs=-Xmx3G
+org.gradle.jvmargs=-Xmx3G
+
+pcJavaVersion=8