chore(java11): Compile with Java 11 (but targeting Java 8) (#693)

spinnaker · Mar 26, 2020 · bb1ce2e · bb1ce2e
1 parent 99c62b4
commit bb1ce2e
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Showing 5 changed files with 28 additions and 7 deletions.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -11,9 +11,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      # Install Java 8 for cross-compilation support. Setting it up before
+      # Java 11 means it comes later in $PATH (because of how setup-java works)
       - uses: actions/setup-java@v1
         with:
           java-version: 8
+      - uses: actions/setup-java@v1
+        with:
+          java-version: 11
       - uses: actions/cache@v1
         with:
           path: ~/.gradle
@@ -26,4 +31,4 @@ jobs:
           BINTRAY_USER: ${{ secrets.BINTRAY_USER }}
           BINTRAY_API_KEY: ${{ secrets.BINTRAY_API_KEY }}
           GRADLE_OPTS: -Xmx6g -Xms6g -Dorg.gradle.daemon=false
-        run: ./gradlew -PenablePublishing=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" build snapshot --stacktrace
+        run: ./gradlew -PenableCrossCompilerPlugin=true -PenablePublishing=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" build snapshot --stacktrace
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
@@ -7,9 +7,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    # Install Java 8 for cross-compilation support. Setting it up before
+    # Java 11 means it comes later in $PATH (because of how setup-java works)
     - uses: actions/setup-java@v1
       with:
         java-version: 8
+    - uses: actions/setup-java@v1
+      with:
+        java-version: 11
     - uses: actions/cache@v1
       with:
         path: ~/.gradle

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
@@ -12,9 +12,14 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - run: git fetch --prune --unshallow
+      # Install Java 8 for cross-compilation support. Setting it up before
+      # Java 11 means it comes later in $PATH (because of how setup-java works)
       - uses: actions/setup-java@v1
         with:
           java-version: 8
+      - uses: actions/setup-java@v1
+        with:
+          java-version: 11
       - uses: actions/cache@v1
         with:
           path: ~/.gradle
@@ -37,15 +42,15 @@ jobs:
           BINTRAY_API_KEY: ${{ secrets.BINTRAY_API_KEY }}
           GRADLE_OPTS: -Xmx6g -Xms6g -Dorg.gradle.daemon=false
         run: |
-          ./gradlew -PenablePublishing=true --info -Prelease.disableGitChecks=true -Prelease.useLastTag=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" candidate
+          ./gradlew -PenableCrossCompilerPlugin=true -PenablePublishing=true --info -Prelease.disableGitChecks=true -Prelease.useLastTag=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" candidate
       - name: Release build
         if: steps.release_info.outputs.IS_CANDIDATE == 'false'
         env:
           BINTRAY_USER: ${{ secrets.BINTRAY_USER }}
           BINTRAY_API_KEY: ${{ secrets.BINTRAY_API_KEY }}
           GRADLE_OPTS: -Xmx6g -Xms6g -Dorg.gradle.daemon=false
         run: |
-          ./gradlew -PenablePublishing=true --info -Prelease.disableGitChecks=true -Prelease.useLastTag=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" final
+          ./gradlew -PenableCrossCompilerPlugin=true -PenablePublishing=true --info -Prelease.disableGitChecks=true -Prelease.useLastTag=true -PbintrayUser="${BINTRAY_USER}" -PbintrayKey="${BINTRAY_API_KEY}" final
       - name: Create release
         if: steps.release_info.outputs.SKIP_RELEASE == 'false'
         uses: actions/create-release@v1

diff --git a/Dockerfile.compile b/Dockerfile.compile
@@ -1,5 +1,11 @@
-FROM openjdk:8
+FROM alpine:3.11
+RUN apk add --update \
+    openjdk11 \
+    openjdk8 \
+    && rm -rf /var/cache/apk
 MAINTAINER sig-platform@spinnaker.io
+ENV JAVA_HOME /usr/lib/jvm/java-11-openjdk
+ENV JDK_18 /usr/lib/jvm/java-1.8-openjdk
 ENV GRADLE_USER_HOME /workspace/.gradle
-ENV GRADLE_OPTS -Xmx2048m
-CMD ./gradlew --no-daemon kayenta-web:installDist -x test
+ENV GRADLE_OPTS -Xmx4g
+CMD ./gradlew --no-daemon -PenableCrossCompilerPlugin=true kayenta-web:installDist -x test
diff --git a/gradle.properties b/gradle.properties
@@ -2,7 +2,7 @@
 orcaVersion=7.78.0
 kotlinVersion=1.3.20
 enablePublishing=false
-spinnakerGradleVersion=7.0.1
+spinnakerGradleVersion=7.8.0
 mathCommonsVersion=3.6.1
 keikoVersion=3.4.0
 org.gradle.parallel=true