Reformat with checkstyle

Update Gradle

.github/workflows/build.yml

@@ -4,13 +4,13 @@ jobs:
   build:
     strategy:
       matrix:
-        java: [8-jdk, 11-jdk, 15-jdk]
-    runs-on: ubuntu-20.04
+        java: [21-jdk]
+    runs-on: ubuntu-22.04
     container:
-      image: openjdk:${{ matrix.java }}
+      image: eclipse-temurin:${{ matrix.java }}
       options: --user root
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - uses: gradle/wrapper-validation-action@v1
       - run: chmod +x ./gradlew
       - run: ./gradlew build --stacktrace

.github/workflows/release.yml

@@ -2,12 +2,12 @@ name: Release
 on: [workflow_dispatch] # Manual trigger
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     container:
-      image: openjdk:15-jdk
+      image: eclipse-temurin:21-jdk
       options: --user root
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - uses: gradle/wrapper-validation-action@v1
       - run: chmod +x ./gradlew
       - run: ./gradlew checkVersion build publish --stacktrace

HEADER

@@ -1,13 +1,16 @@
-Copyright (c) 2019 FabricMC
+/*
+ * Copyright (c) $YEAR FabricMC
+ *
+ * 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.
+ */
 
-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.

build.gradle

@@ -1,8 +1,9 @@
 plugins {
     id 'java'
 	id 'maven-publish'
-	id 'org.cadixdev.licenser' version '0.6.1'
+	id 'checkstyle'
 	id 'eclipse'
+	id "com.diffplug.spotless" version "6.23.3"
 }
 
 group 'net.fabricmc'
@@ -11,10 +12,9 @@ version '1.5.3'
 def ENV = System.getenv()
 version = version + (ENV.GITHUB_ACTIONS ? "" : "+local")
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
-
-archivesBaseName = "fabric-meta"
+base {
+	archivesName = "fabric-meta"
+}
 
 repositories {
     mavenCentral()
@@ -27,6 +27,11 @@ dependencies {
 	implementation group: 'commons-io', name: 'commons-io', version: '2.8.0'
 }
 
+java {
+	sourceCompatibility = 1.8
+	targetCompatibility = 1.8
+}
+
 jar {
 	manifest {
 		attributes "Main-Class": "net.fabricmc.meta.FabricMeta"
@@ -43,16 +48,28 @@ tasks.withType(JavaCompile).configureEach {
 	}
 }
 
-license {
-	header file('HEADER')
-	include '**/*.java'
+spotless {
+	lineEndings = com.diffplug.spotless.LineEnding.UNIX
+
+	java {
+		licenseHeaderFile(rootProject.file("HEADER"))
+		removeUnusedImports()
+		importOrder('java', 'javax', '', 'net.fabricmc')
+		indentWithTabs()
+		trimTrailingWhitespace()
+	}
+}
+
+checkstyle {
+	configFile = file('checkstyle.xml')
+	toolVersion = "10.12.1"
 }
 
 publishing {
 	publications {
 		maven(MavenPublication) {
 			groupId project.group
-			artifactId project.archivesBaseName
+			artifactId project.base.archivesName.get()
 			version project.version
 
 			artifact jar

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists