Micronaut 5 compatibility

.github/workflows/central-sync.yml

@@ -14,11 +14,16 @@ jobs:
   central-sync:
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
         uses: actions/checkout@v5
         with:
           ref: v${{ github.event.inputs.release_version }}
-      - uses: gradle/actions/wrapper-validation@v4
+      - uses: gradle/actions/wrapper-validation@v5
       - name: Set up JDK
         uses: actions/setup-java@v5
         with:

.github/workflows/graalvm-dev.yml

@@ -42,6 +42,11 @@ jobs:
       DEVELOCITY_CACHE_USERNAME: ${{ secrets.GRADLE_ENTERPRISE_CACHE_USERNAME }}
       DEVELOCITY_CACHE_PASSWORD: ${{ secrets.GRADLE_ENTERPRISE_CACHE_PASSWORD }}
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master

.github/workflows/graalvm-latest.yml

@@ -28,26 +28,34 @@ jobs:
       - name: Build Matrix
         uses: micronaut-projects/github-actions/graalvm/build-matrix@master
         id: build-matrix
+        with:
+          java-version: '21'
   build:
     needs: build_matrix
     if: github.repository != 'micronaut-projects/micronaut-project-template'
     runs-on: ubuntu-latest
     strategy:
       max-parallel: 6
       matrix:
-        java: ['21', '25']
+        java: ['21']
         native_test_task: ${{ fromJson(needs.build_matrix.outputs.matrix).native_test_task }}
     env:
       DEVELOCITY_ACCESS_KEY: ${{ secrets.GRADLE_ENTERPRISE_ACCESS_KEY }}
       DEVELOCITY_CACHE_USERNAME: ${{ secrets.GRADLE_ENTERPRISE_CACHE_USERNAME }}
       DEVELOCITY_CACHE_PASSWORD: ${{ secrets.GRADLE_ENTERPRISE_CACHE_PASSWORD }}
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master
         id: pre-build
         with:
           distribution: 'graalvm'
+          gradle-java: '21'
           java: ${{ matrix.java }}
       - name: Build Steps
         uses: micronaut-projects/github-actions/graalvm/build@master

.github/workflows/gradle.yml

@@ -34,6 +34,11 @@ jobs:
       OSS_INDEX_PASSWORD: ${{ secrets.OSS_INDEX_PASSWORD }}
     steps:
        # https://github.com/actions/virtual-environments/issues/709
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: "🗑 Free disk space"
         run: |
          sudo rm -rf "/usr/local/share/boost"
@@ -54,7 +59,7 @@ jobs:
           github-token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: "🔧 Setup Gradle"
-        uses: gradle/actions/setup-gradle@v4
+        uses: gradle/actions/setup-gradle@v5
 
       - name: "❓ Optional setup step"
         run: |
@@ -69,7 +74,7 @@ jobs:
       - name: "🛠 Build with Gradle"
         id: gradle
         run: |
-          ./gradlew jacocoReport check --no-daemon --continue
+          ./gradlew check jacocoReport --no-daemon --continue
 
       - name: "🔎 Run static analysis"
         if: env.SONAR_TOKEN != '' && matrix.java == '21'
@@ -86,7 +91,7 @@ jobs:
 
       - name: "📜 Upload binary compatibility check results"
         if: matrix.java == '21'
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: binary-compatibility-reports
           path: "**/build/reports/binary-compatibility-*.html"

.github/workflows/publish-snapshot.yml

@@ -10,6 +10,11 @@ jobs:
     if: github.repository != 'micronaut-projects/micronaut-project-template'
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - uses: actions/cache@v4
         with:

.github/workflows/release.yml

@@ -13,11 +13,16 @@ jobs:
       artifacts-sha256: ${{ steps.hash.outputs.artifacts-sha256 }} # Computed hashes for build artifacts.
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
         uses: actions/checkout@v5
         with:
           token: ${{ secrets.GH_TOKEN }}
-      - uses: gradle/actions/wrapper-validation@v4
+      - uses: gradle/actions/wrapper-validation@v5
       - name: Set up JDK
         uses: actions/setup-java@v5
         with:
@@ -68,13 +73,13 @@ jobs:
           # Store the hash in a file, which is uploaded as a workflow artifact.
           sha256sum $ARTIFACTS | base64 -w0 > artifacts-sha256
       - name: Upload build artifacts
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: gradle-build-outputs
           path: build/repo/${{ steps.publish.outputs.group }}/*/${{ steps.publish.outputs.version }}/*
           retention-days: 5
       - name: Upload artifacts-sha256
-        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: artifacts-sha256
           path: artifacts-sha256

buildSrc/src/main/groovy/io.micronaut.build.internal.session-examples.gradle

@@ -1,6 +1,11 @@
 plugins {
     id 'io.micronaut.build.internal.session-base'
     id 'java'
+    id 'java-library'
+}
+
+repositories {
+    mavenCentral()
 }
 
 dependencies {
@@ -11,6 +16,7 @@ dependencies {
     testImplementation(mn.micronaut.http.server)
     testImplementation(mn.micronaut.http.server.netty)
     testImplementation(mnSerde.micronaut.serde.jackson)
+    testRuntimeOnly(mnTest.junit.platform.suite)
 
     testRuntimeOnly mnLogging.logback.classic
 }

docs-examples/example-java/build.gradle

@@ -6,5 +6,5 @@ dependencies {
     testAnnotationProcessor(mn.micronaut.inject.java)
 
     testImplementation(mnTest.micronaut.test.junit5)
-    testImplementation libs.junit.jupiter.engine
+    testImplementation mnTest.junit.jupiter.engine
 }

docs-examples/example-kotlin/build.gradle

@@ -1,3 +1,4 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 plugins {
     id 'io.micronaut.build.internal.session-examples'
     alias libs.plugins.kotlin.jvm
@@ -20,8 +21,13 @@ test {
     forkEvery = 1
 }
 
+java {
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
+}
+
 kotlin {
-    jvmToolchain {
-        languageVersion.set(JavaLanguageVersion.of(17))
+    compilerOptions {
+        jvmTarget = JvmTarget.JVM_21
     }
 }

gradle/libs.versions.toml

@@ -14,7 +14,6 @@ micronaut-core = { module = 'io.micronaut:micronaut-core-bom', version.ref = 'mi
 micronaut-cache = { module = "io.micronaut.cache:micronaut-cache-bom", version.ref = "micronaut-cache" }
 micronaut-serde = { module = "io.micronaut.serde:micronaut-serde-bom", version.ref = "micronaut-serde" }
 
-junit-jupiter-engine = { module = 'org.junit.jupiter:junit-jupiter-engine' }
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
 [bundles]
 

session/build.gradle.kts

@@ -19,6 +19,11 @@ dependencies {
     testImplementation(mn.micronaut.http.server.netty)
 
     testImplementation(mnTest.micronaut.test.junit5)
-    testRuntimeOnly(libs.junit.jupiter.engine)
+    testRuntimeOnly(mnTest.junit.jupiter.engine)
     testRuntimeOnly(mnLogging.logback.classic)
 }
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_21
+    targetCompatibility = JavaVersion.VERSION_21
+}

settings.gradle

@@ -6,7 +6,7 @@ pluginManagement {
 }
 
 plugins {
-    id 'io.micronaut.build.shared.settings' version '8.0.0-M4'
+    id 'io.micronaut.build.shared.settings' version '8.0.0-M5'
 }
 
 enableFeaturePreview 'TYPESAFE_PROJECT_ACCESSORS'