Update Gradle to 9.0.0 RC1

.github/workflows/ci-build.yml

@@ -16,6 +16,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: temurin
+          # Java 11 for Gradle 6.x support
           java-version: |
             11
             17

build.gradle.kts

@@ -7,14 +7,15 @@ group = "org.gradlex"
 version = "1.12"
 
 java {
+    toolchain.languageVersion = JavaLanguageVersion.of(17)
     sourceCompatibility = JavaVersion.VERSION_1_8
     targetCompatibility = JavaVersion.VERSION_1_8
 }
 
 dependencies {
     implementation("org.ow2.asm:asm:9.8")
 
-    testImplementation("org.spockframework:spock-core:2.3-groovy-3.0")
+    testImplementation("org.spockframework:spock-core:2.3-groovy-4.0")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }
 
@@ -39,7 +40,7 @@ tasks.test {
     maxParallelForks = 4
 }
 
-listOf("6.8.3", "6.9.2", "7.0.2", "7.6.1").forEach { gradleVersionUnderTest ->
+listOf("6.8.3", "6.9.4", "7.6.5", "8.14.2").forEach { gradleVersionUnderTest ->
     val testGradle = tasks.register<Test>("testGradle$gradleVersionUnderTest") {
         group = "verification"
         description = "Runs tests against Gradle $gradleVersionUnderTest"
@@ -48,7 +49,9 @@ listOf("6.8.3", "6.9.2", "7.0.2", "7.6.1").forEach { gradleVersionUnderTest ->
         useJUnitPlatform()
         maxParallelForks = 4
         systemProperty("gradleVersionUnderTest", gradleVersionUnderTest)
-        javaLauncher = javaToolchains.launcherFor { languageVersion = JavaLanguageVersion.of(11) }
+        if (gradleVersionUnderTest.startsWith("6")) {
+            javaLauncher = javaToolchains.launcherFor { languageVersion = JavaLanguageVersion.of(11) }
+        }
     }
     tasks.check {
         dependsOn(testGradle)

gradle/wrapper/gradle-wrapper.properties

@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=7197a12f450794931532469d4ff21a59ea2c1cd59a3ec3f89c035c3c420a6999
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionSha256Sum=5086034b0656a79fee07a04cfadc103984b075ac85d3a20748649671283be1bb
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-rc-1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

src/main/java/org/gradlex/javamodule/moduleinfo/ExtraJavaModuleInfoPlugin.java

@@ -16,7 +16,6 @@
 
 package org.gradlex.javamodule.moduleinfo;
 
-import org.gradle.api.NonNullApi;
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 import org.gradle.api.Transformer;
@@ -63,7 +62,6 @@
 /**
  * Entry point of the plugin.
  */
-@NonNullApi
 public abstract class ExtraJavaModuleInfoPlugin implements Plugin<Project> {
 
     @Override

src/main/java/org/gradlex/javamodule/moduleinfo/ExtraJavaModuleInfoTransform.java

@@ -16,7 +16,6 @@
 
 package org.gradlex.javamodule.moduleinfo;
 
-import org.gradle.api.NonNullApi;
 import org.gradle.api.artifacts.CacheableRule;
 import org.gradle.api.artifacts.transform.InputArtifact;
 import org.gradle.api.artifacts.transform.TransformAction;
@@ -82,7 +81,6 @@
  * was defined for it. This way we make sure that all Jars are turned into modules.
  */
 @CacheableRule
-@NonNullApi
 public abstract class ExtraJavaModuleInfoTransform implements TransformAction<ExtraJavaModuleInfoTransform.Parameter> {
 
     private static final Pattern MODULE_INFO_CLASS_MRJAR_PATH = Pattern.compile("META-INF/versions/\\d+/module-info.class");

src/main/java/org/gradlex/javamodule/moduleinfo/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright the GradleX team.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@NullMarked
+package org.gradlex.javamodule.moduleinfo;
+
+import org.jspecify.annotations.NullMarked;

src/main/java/org/gradlex/javamodule/moduleinfo/tasks/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright the GradleX team.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+@NullMarked
+package org.gradlex.javamodule.moduleinfo.tasks;
+
+import org.jspecify.annotations.NullMarked;

src/test/groovy/org/gradlex/javamodule/moduleinfo/test/RealModuleJarPreservePatchingFunctionalTest.groovy

@@ -23,7 +23,7 @@ class RealModuleJarPreservePatchingFunctionalTest extends Specification {
         '''
     }
 
-    @IgnoreIf({ GradleBuild.gradleVersionUnderTest?.matches("[67]\\..*") }) // requires Gradle to support Java 17
+    @IgnoreIf({ GradleBuild.gradleVersionUnderTest?.startsWith("6") }) // requires Gradle to support Java 17
     def "a real module cannot be extended via preserveExisting"() {
         given:
         buildFile << '''