Use a single definition of the supported JDK versions

.github/workflows/build-pr.yml

@@ -61,13 +61,17 @@ jobs:
             ${{ env.docker_log_file_oss }}
             ${{ env.docker_log_file_ee }}
 
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   build-pr-custom-jdk:
     runs-on: ubuntu-latest
+    needs: jdks
     name: Build with jdk-${{ matrix.jdk }}
     strategy:
       fail-fast: false
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
     steps:
       - name: Checkout Code
         uses: actions/checkout@v4

.github/workflows/ee-nlc-snapshot-push.yml

@@ -13,12 +13,16 @@ env:
   test_container_name_ee: hazelcast-ee-test
 
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   push:
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       fail-fast: false
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
     env:
       HZ_VERSION : ${{ github.event.inputs.HZ_VERSION }}
       NLC_REPOSITORY: ${{ secrets.NLC_REPOSITORY }}

.github/workflows/ee-nlc-tag-push.yml

@@ -16,12 +16,16 @@ env:
   test_container_name_ee: hazelcast-ee-test
 
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   push:
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       fail-fast: false
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
     env:
       NLC_REPOSITORY: ${{ secrets.NLC_REPOSITORY }}
       NLC_REPO_USERNAME: ${{ secrets.NLC_REPO_USERNAME }}

.github/workflows/ee_latest_snapshot_push.yml

@@ -13,11 +13,15 @@ env:
   test_container_name_ee: hazelcast-ee-test
 
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   push:
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
         variant: [ 'slim','' ]
         include:
           - variant: slim

.github/workflows/get-supported-jdks.yaml

@@ -0,0 +1,15 @@
+name: Get supported JDKs
+
+on:
+  workflow_call:
+    outputs:
+      jdks:
+        value: ${{ jobs.get-supported-jdks.outputs.jdks }}
+
+jobs:
+  get-supported-jdks:
+    runs-on: ubuntu-latest
+    outputs:
+      jdks: "['17', '21']"
+    steps:
+      - run: exit 0

.github/workflows/oss_latest_snapshot_push.yml

@@ -13,12 +13,16 @@ env:
   test_container_name_oss: hazelcast-oss-test
 
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   push:
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       fail-fast: false
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
         variant: [ 'slim','' ]
         include:
           - variant: slim

.github/workflows/tag_image_push.yml

@@ -28,11 +28,15 @@ env:
   test_container_name_ee: hazelcast-ee-test
 
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   push:
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
         variant: [ 'slim','' ]
         include:
           - variant: slim

.github/workflows/tag_image_push_rhel.yml

@@ -16,6 +16,9 @@ on:
         description: 'Version of the docker image e.g. 5.1.1, 5.1.1-1, defaults to HZ_VERSION'
         required: false
 jobs:
+  jdks:
+    uses: ./.github/workflows/get-supported-jdks.yaml
+
   build:
     defaults:
       run:
@@ -34,10 +37,11 @@ jobs:
       PROJECT_NAME: test-${{ github.run_id }}-${{ github.run_attempt }}-${{ matrix.jdk }}
 
     runs-on: ubuntu-latest
+    needs: jdks
     strategy:
       fail-fast: false
       matrix:
-        jdk: [ '17', '21' ]
+        jdk: ${{ fromJSON(needs.jdks.outputs.jdks) }}
     steps:
       - name: Set HZ version as environment variable
         run: |