Build on Java 25

Author: jonesbusy

.github/actions/modernizer-action/action.yml

@@ -28,7 +28,7 @@ runs:
       uses: s4u/setup-maven-action@v1.18.0
       with:
         java-distribution: 'temurin'
-        java-version: 21
+        java-version: 25
         maven-version: 3.9.12
         cache-enabled: true
         checkout-enabled: false

.github/workflows/cd.yaml

@@ -67,7 +67,7 @@ jobs:
         uses: actions/setup-java@v5
         with:
           distribution: temurin
-          java-version: 21
+          java-version: 25
 
       # https://github.com/jenkins-infra/github-reusable-workflows/issues/36
       - name: Set up Maven

.mvn/jvm.config

@@ -0,0 +1 @@
+--sun-misc-unsafe-memory-access=allow

.sdkmanrc

@@ -1,2 +1,2 @@
-java=21.0.8-tem
+java=25.0.1-tem
 maven=3.9.12

Jenkinsfile

@@ -4,6 +4,6 @@
 buildPlugin(
     useContainerAgent: false,
     configurations: [
-        [platform: 'linux', jdk: 21],
-        [platform: 'windows', jdk: 21],
+        [platform: 'linux', jdk: 25],
+        [platform: 'windows', jdk: 25],
  ])

README.md

@@ -77,7 +77,7 @@ With over 2000 plugins in Jenkins, keeping them updated manually is a daunting t
 
 ### Requirements
 - Maven version 3.9.12 or later, or mvnd
-- Java 21 ([Eclipse Temurin](https://adoptium.net/temurin/releases) recommended)
+- Java 25 ([Eclipse Temurin](https://adoptium.net/temurin/releases) recommended)
 
 ### Build
 

plugin-modernizer-core/src/main/java/io/jenkins/tools/pluginmodernizer/core/impl/PluginModernizer.java

@@ -249,7 +249,7 @@ private void process(Plugin plugin) {
             plugin.checkoutBranch(ghService);
 
             // Minimum JDK to run openrewrite
-            plugin.withJDK(JDK.JAVA_21);
+            plugin.withJDK(JDK.JAVA_25);
 
             // Collect metadata and move metadata from the target directory of the plugin to the common cache
             if (!plugin.hasMetadata() || config.isFetchMetadataOnly()) {
@@ -360,7 +360,7 @@ private void process(Plugin plugin) {
 
             // Recollect metadata after modernization
             if (!config.isFetchMetadataOnly()) {
-                plugin.withJDK(JDK.JAVA_21);
+                plugin.withJDK(JDK.JAVA_25);
                 plugin.clean(mavenInvoker);
                 collectMetadata(plugin, false);
                 LOG.debug(
@@ -439,7 +439,7 @@ private void process(Plugin plugin) {
      */
     private void collectMetadata(Plugin plugin, boolean retryAfterFirstCompile) {
         LOG.trace("Collecting metadata for plugin {}... Please be patient", plugin.getName());
-        plugin.withJDK(JDK.JAVA_21);
+        plugin.withJDK(JDK.JAVA_25);
         try {
             plugin.collectMetadata(mavenInvoker);
             if (plugin.hasErrors()) {
@@ -458,7 +458,7 @@ private void collectMetadata(Plugin plugin, boolean retryAfterFirstCompile) {
                             plugin.getName());
                     plugin.raiseLastError();
                 }
-                plugin.withJDK(JDK.JAVA_21);
+                plugin.withJDK(JDK.JAVA_25);
                 plugin.collectMetadata(mavenInvoker);
             } else {
                 LOG.info("Failed to collect metadata for plugin {}. Not retrying.", plugin.getName());
@@ -562,7 +562,7 @@ private JDK verifyPlugin(Plugin plugin) {
         // Determine the JDK
         JDK jdk;
         if (metadata.getJdks() == null || metadata.getJdks().isEmpty()) {
-            jdk = JDK.JAVA_21;
+            jdk = JDK.JAVA_25;
             LOG.info(
                     "No JDKs found in metadata for plugin {}. Using same JDK as rewrite for verification",
                     plugin.getName());

pom.xml

@@ -36,9 +36,9 @@
     <!-- Reproducible builds -->
     <project.build.outputTimestamp>2024-01-01T00:00:00Z</project.build.outputTimestamp>
 
-    <maven.compiler.release>21</maven.compiler.release>
-    <maven.compiler.source>21</maven.compiler.source>
-    <maven.compiler.target>21</maven.compiler.target>
+    <maven.compiler.release>25</maven.compiler.release>
+    <maven.compiler.source>25</maven.compiler.source>
+    <maven.compiler.target>25</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <changelist>999999-SNAPSHOT</changelist>
     <gitHubRepo>jenkins-infra/plugin-modernizer-tool</gitHubRepo>