Check build on JDK 16-ea

Author: sormuras

.github/workflows/ci.yml

@@ -32,6 +32,31 @@ jobs:
         shell: bash
         run: mvn test -B
 
+  early_access:
+    name: 'JDK Early-Access'
+    continue-on-error: true
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Check out repository'
+        uses: actions/checkout@v2
+      - name: 'Cache local Maven repository'
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: 'Set up JDK ${{ matrix.java }}'
+        uses: actions/setup-java@v1
+        with:
+          java-version: 16-ea
+      - name: 'Install'
+        shell: bash
+        run: mvn install -DskipTests=true -Dmaven.javadoc.skip=true -B -V
+      - name: 'Test'
+        shell: bash
+        run: mvn test -B
+
   publish_snapshot:
     name: 'Publish snapshot'
     needs: test