Move to Java 21 for building the mod

.github/workflows/gradle.yml

@@ -16,11 +16,11 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: 17
+          java-version: 21
           check-latest: true
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3

.github/workflows/release.yml

@@ -14,11 +14,11 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: 17
+          java-version: 21
           check-latest: true
       - name: Remove tags for release on other versions
         run: ./scripts/tagcleaner.sh

CONTRIBUTING.md

@@ -2,16 +2,15 @@ ModernFix is a standard Minecraft-style Gradle project powered by Architectury L
 run the `build` task (e.g. via `./gradlew build`). You can also use `./gradlew forge:build` or `./gradlew fabric:build`
 to build for just one loader (e.g. when debugging and wanting to rebuild quickly).
 
-You must use Java 17 to develop ModernFix as the toolchain requires it. Nonetheless, the 1.16 mod JARs will work on
-a Minecraft instance with Java 8.
+You must use Java 21 to develop ModernFix as the toolchain requires it. Nonetheless, the built 1.20.1 JAR is still
+compatible with Java 17.
 
 ## Submitting pull requests
 
 Code or documentation contributions are welcome. Please keep the following points in mind:
 
-* This project supports many Minecraft versions. Ideally, contributions should be made to the oldest relevant MC version.
-For instance, a PR optimizing new worldgen should be made to 1.18 (not 1.19 or 1.20) while a PR optimizing something
-like recipes should be made to 1.16 (the oldest supported version).
+* This project supports many Minecraft versions. Ideally, contributions should be made to the oldest relevant MC version (currently 1.20)
+  and then they will be ported forward.
 
   This somewhat unconventional policy ensures that all supported versions are treated equal when it comes to development,
 rather than the onus being on other modders and players to backport changes that are needed. Changes to older versions are

annotation-processor/build.gradle

@@ -31,8 +31,7 @@ dependencies {
 }
 
 tasks.withType(JavaCompile) {
-    options.compilerArgs += '--enable-preview'
-    options.release = 17
+    options.release = 21
 }
 
 shadowJar {

annotation-processor/src/main/java/org/fury_phoenix/mixinAp/annotation/MixinProcessor.java

@@ -26,7 +26,6 @@ import org.fury_phoenix.mixinAp.config.MixinConfig;
 
 @SupportedAnnotationTypes({"org.spongepowered.asm.mixin.Mixin", "org.embeddedt.modernfix.annotation.ClientOnlyMixin"})
 @SupportedOptions({"rootProject.name", "project.name", "org.fury_phoenix.mixinAp.validator.debug"})
-@SupportedSourceVersion(SourceVersion.RELEASE_17)
 @AutoService(Processor.class)
 public class MixinProcessor extends AbstractProcessor {
 
@@ -38,6 +37,11 @@ public class MixinProcessor extends AbstractProcessor {
 
     private final Map<String, List<String>> mixinConfigList = new HashMap<>();
 
+    @Override
+    public SourceVersion getSupportedSourceVersion() {
+        return SourceVersion.latest();
+    }
+
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
         try {

build.gradle

@@ -7,7 +7,7 @@ plugins {
     id 'org.ajoberstar.grgit' version '5.2.0'
     id 'se.bjurr.gitchangelog.git-changelog-gradle-plugin' version '1.79.0'
     id "com.modrinth.minotaur" version "2.+" apply false
-    id("com.diffplug.spotless") version "6.18.0" apply false
+    id("com.diffplug.spotless") version "6.25.0" apply false
     id 'modernfix.common-conventions' apply false
 }
 

buildSrc/src/main/groovy/modernfix.mod-common-conventions.gradle

@@ -34,8 +34,6 @@ tasks {
 }
 
 tasks.withType(JavaCompile) {
-    options.fork = true
-    options.forkOptions.jvmArgs << '--enable-preview'
     configure(options) {
         if (!name.toLowerCase().contains('test')) {
         options.compilerArgs << "-ArootProject.name=${rootProject.name}" << "-Aproject.name=${project.name}"

fabric/build.gradle

@@ -26,18 +26,6 @@ configurations {
     }
 }
 
-// TODO remove
-
-repositories {
-    maven {
-        name = "Technici4n"
-        url = "https://raw.githubusercontent.com/Technici4n/Technici4n-maven/master/"
-        content {
-            includeGroup "net.fabricmc.fabric-api"
-        }
-    }
-}
-
 dependencies {
     modImplementation "net.fabricmc:fabric-loader:${rootProject.fabric_loader_version}"
     testImplementation "net.fabricmc:fabric-loader-junit:${rootProject.fabric_loader_version}"
@@ -78,7 +66,7 @@ dependencies {
     testAgent(project("path": ":test_agent", "configuration": "agentJar"))
 }
 
-test {
+tasks.named("test") {
     useJUnitPlatform()
     def runDir = file('test_run')
     doFirst() {