From 31bd8185183791821c2f0a74a301ad3c6f905508 Mon Sep 17 00:00:00 2001
From: Rafael Winterhalter <rafael.winterhalter@skatteetaten.no>
Date: Wed, 11 Dec 2019 12:47:07 +0100
Subject: [PATCH] Adjust build script to skip Gradle on unsupported JDK
 versions.

---
 .github/workflows/main.yml            | 15 ++-------------
 byte-buddy-gradle-plugin/build.gradle |  4 ----
 byte-buddy-gradle-plugin/main.gradle  |  2 --
 byte-buddy-gradle-plugin/pom.xml      | 17 +++++++++++++++++
 4 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6143a90db71..91fbdb27c9d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -18,11 +18,10 @@ jobs:
       - uses: actions/checkout@v1
         with:
           fetch-depth: 1
-      - name: Install JDK and build project (without Gradle)
+      - name: Install JDK and build project
         run: |
           . ./.github/scripts/install-jdk.sh --feature ea --os linux-x64
-          ./mvnw verify -Pjava14 -pl !byte-buddy-gradle-plugin
-          ./mvnw verify -Pjava14 -pl !byte-buddy-gradle-plugin
+          ./mvnw verify -Pjava14
   hotspot-supported:
     name: HotSpot (supported)
     strategy:
@@ -41,10 +40,6 @@ jobs:
           architecture: x64
       - name: Build project
         run: ./mvnw verify -Pintegration -Pjava${{ matrix.java }}
-        if: matrix.java < 14
-      - name: Build project (without Gradle)
-        run: ./mvnw verify -Pintegration -Pjava${{ matrix.java }} -pl !byte-buddy-gradle-plugin
-        if: matrix.java > 13
   hotspot-unsupported:
     name: HotSpot (unsupported)
     strategy:
@@ -90,12 +85,6 @@ jobs:
         run: |
           . ./.github/scripts/install-jdk.sh --url "https://api.adoptopenjdk.net/v2/binary/releases/openjdk${{ matrix.java }}?openjdk_impl=openj9&os=linux&arch=x64&release=latest&type=jdk&heap_size=normal"
           ./mvnw verify -Pintegration -Pjava${{ matrix.java }}
-        if: matrix.java < 14
-      - name: Install JDK and build project (without Gradle)
-        run: |
-          . ./.github/scripts/install-jdk.sh --url "https://api.adoptopenjdk.net/v2/binary/releases/openjdk${{ matrix.java }}?openjdk_impl=openj9&os=linux&arch=x64&release=latest&type=jdk&heap_size=normal"
-          ./mvnw verify -Pintegration -Pjava${{ matrix.java }} -pl !byte-buddy-gradle-plugin
-        if: matrix.java > 13
   coverage:
     name: Coverage
     runs-on: ubuntu-18.04
diff --git a/byte-buddy-gradle-plugin/build.gradle b/byte-buddy-gradle-plugin/build.gradle
index 2a795834af6..8c60233eb0b 100644
--- a/byte-buddy-gradle-plugin/build.gradle
+++ b/byte-buddy-gradle-plugin/build.gradle
@@ -6,10 +6,6 @@ plugins {
 
 apply from: './main.gradle'
 
-if (legacy) {
-    throw new GradleException("Current JDK version only supports simple build (--build-file build.simple.gradle)");
-}
-
 version = pom.parent.version.text().toString()
 
 if (gradle.gradleVersion.startsWith("2.")) { // support legacy version
diff --git a/byte-buddy-gradle-plugin/main.gradle b/byte-buddy-gradle-plugin/main.gradle
index 4777066819f..2ad1b887767 100644
--- a/byte-buddy-gradle-plugin/main.gradle
+++ b/byte-buddy-gradle-plugin/main.gradle
@@ -14,8 +14,6 @@ if (!raw.startsWith("1.") && raw.contains(".")) {
     current = JavaVersion.toVersion(raw)
 }
 
-ext.legacy = current < JavaVersion.VERSION_1_8
-
 def sourceVersion = System.getProperty("net.bytebuddy.gradle.version.source")
 if (sourceVersion != null) {
     sourceCompatibility = JavaVersion.toVersion(sourceVersion)
diff --git a/byte-buddy-gradle-plugin/pom.xml b/byte-buddy-gradle-plugin/pom.xml
index 0eb82517a7f..5371bcad6c7 100644
--- a/byte-buddy-gradle-plugin/pom.xml
+++ b/byte-buddy-gradle-plugin/pom.xml
@@ -29,6 +29,7 @@
     <properties>
         <version.plugin.antrun>1.8</version.plugin.antrun>
         <exec.gradle>gradlew</exec.gradle>
+        <gradle.disabled>false</gradle.disabled>
         <!-- Actual values must be set via settings.xml or using command line arguments since they cannot be published. -->
         <gradle.publish.key />
         <gradle.publish.secret />
@@ -68,6 +69,9 @@
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>exec-maven-plugin</artifactId>
                 <version>${version.plugin.exec}</version>
+                <configuration>
+                    <skip>${gradle.disabled}</skip>
+                </configuration>
                 <executions>
                     <execution>
                         <id>gradle-clean</id>
@@ -149,6 +153,7 @@
     </build>
 
     <profiles>
+        <!-- Defines the correct Gradle wrapper binary to use when run on Windows. -->
         <profile>
             <id>gradle-windows</id>
             <activation>
@@ -162,6 +167,18 @@
             </properties>
         </profile>
 
+        <!-- Avoids triggering Gradle on JDK versions that Gradle does not currently support. -->
+        <profile>
+            <id>gradle-disabled</id>
+            <activation>
+                <activeByDefault>false</activeByDefault>
+                <jdk>[14,)</jdk>
+            </activation>
+            <properties>
+                <gradle.disabled>true</gradle.disabled>
+            </properties>
+        </profile>
+
         <profile>
             <id>extras</id>
             <build>