rewrite template for ignite 1.0.0

build-logic/build.gradle.kts

@@ -2,17 +2,27 @@ plugins {
   `kotlin-dsl`
 }
 
-repositories {
+dependencies {
-  gradlePluginPortal()
+  implementation(libs.build.paperweight)
-  maven {
+  implementation(libs.build.shadow)
-    url = uri("https://repo.papermc.io/repository/maven-public/")
+  implementation(libs.build.spotless)
-  }
 }
 
 dependencies {
-  val indraVersion = "3.0.1"
+  compileOnly(files(libs.javaClass.superclass.protectionDomain.codeSource.location))
-  implementation("net.kyori", "indra-common", indraVersion)
+}
-  implementation("net.kyori", "indra-licenser-spotless", indraVersion)
+
-  implementation("gradle.plugin.com.github.johnrengelman", "shadow", "7.1.2")
+java {
-  implementation("io.papermc.paperweight.userdev", "io.papermc.paperweight.userdev.gradle.plugin", "1.5.0")
+  sourceCompatibility = JavaVersion.VERSION_11
+  targetCompatibility = JavaVersion.VERSION_11
+}
+
+kotlin {
+  target {
+    compilations.configureEach {
+      kotlinOptions {
+        jvmTarget = "11"
+      }
+    }
+  }
 }

build-logic/settings.gradle.kts

@@ -0,0 +1,14 @@
+rootProject.name = "ignite-template-build-logic"
+
+dependencyResolutionManagement {
+  repositories {
+    gradlePluginPortal()
+    maven("https://repo.papermc.io/repository/maven-public/")
+  }
+
+  versionCatalogs {
+    register("libs") {
+      from(files("../gradle/libs.versions.toml")) // include from parent project
+    }
+  }
+}

build-logic/src/main/kotlin/extensions.kt

@@ -0,0 +1,6 @@
+import org.gradle.api.plugins.JavaPluginExtension
+import org.gradle.jvm.toolchain.JavaLanguageVersion
+
+fun JavaPluginExtension.javaTarget(version: Int) {
+  toolchain.languageVersion.set(JavaLanguageVersion.of(version))
+}

build-logic/src/main/kotlin/mod.base-conventions.gradle.kts

@@ -1,60 +1,87 @@
-import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+import com.diffplug.gradle.spotless.FormatExtension
+import java.nio.charset.StandardCharsets
+import java.nio.file.Files
+import java.util.regex.Pattern
+import java.util.stream.Collectors
 
 plugins {
-  id("net.kyori.indra")
+  `java-library`
-  id("net.kyori.indra.licenser.spotless")
+  id("com.diffplug.spotless")
 
   id("com.github.johnrengelman.shadow")
   id("io.papermc.paperweight.userdev")
 }
 
-configurations {
+// Expose version catalog
-  val shadeApi = create("shadeApi")
+val libs = extensions.getByType(org.gradle.accessors.dm.LibrariesForLibs::class)
-  val shadeImplementation = create("shadeImplementation")
 
-  api { extendsFrom(shadeApi) }
+java {
-  implementation { extendsFrom(shadeImplementation) }
+  javaTarget(17)
+  withSourcesJar()
 }
 
 repositories {
   mavenCentral()
-  maven {
+  maven("https://oss.sonatype.org/content/groups/public/")
-    url = uri("https://oss.sonatype.org/content/groups/public/")
+  maven("https://repo.papermc.io/repository/maven-public/")
-  }
+  maven("https://repo.spongepowered.org/maven/")
-  maven {
-    url = uri("https://repo.papermc.io/repository/maven-public/")
-  }
-  maven {
-    url = uri("https://repo.spongepowered.org/maven/")
-  }
 }
 
-indra {
+dependencies {
-  javaVersions {
+  compileOnlyApi(libs.jetbrains.annotations)
-    target(17)
 }
 
-  mitLicense()
+spotless {
+  fun FormatExtension.applyCommon() {
+    trimTrailingWhitespace()
+    endWithNewline()
+    indentWithSpaces(2)
   }
 
-val jar = tasks.named<Jar>("jar")
+  fun formatLicense(): String {
+    val splitPattern = Pattern.compile("\r?\n")
+    val lineSeparator = System.lineSeparator()
+    val headerPrefix = "/*$lineSeparator"
+    val linePrefix = " * "
+    val headerSuffix = "$lineSeparator */"
 
-val shadowJar = tasks.named<ShadowJar>("shadowJar") {
+    val headerText = String(Files.readAllBytes(rootProject.file("license_header.txt").toPath()), StandardCharsets.UTF_8)
-  configurations = listOf(project.configurations.named("shadeApi").get(), project.configurations.named("shadeImplementation").get())
 
-  from(jar)
+    return splitPattern.splitAsStream(headerText)
+      .map {
+        StringBuilder(it.length + 4)
+          .append(linePrefix)
+          .append(it)
+          .toString()
+      }
+      .collect(Collectors.joining(
+        lineSeparator,
+        headerPrefix,
+        headerSuffix
+      ))
+  }
+
+
+  java {
+    licenseHeader(formatLicense())
+    applyCommon()
+  }
+
+  kotlin {
+    applyCommon()
+  }
 }
 
 tasks {
-  build {
+  jar {
-    dependsOn(reobfJar)
+    archiveClassifier.set("dev")
   }
 
   reobfJar {
     remapperArgs.add("--mixin")
   }
-}
 
-artifacts {
+  build {
-  archives(shadowJar)
+    dependsOn(reobfJar)
+  }
 }

build.gradle.kts

@@ -2,12 +2,9 @@ plugins {
   id("mod.base-conventions")
 }
 
-group = "com.example"
-version = "1.0.0-SNAPSHOT"
-
 dependencies {
-    implementation(libs.ignite)
+  compileOnly(libs.ignite)
-    implementation(libs.mixin)
+  compileOnly(libs.mixin)
 
-    paperweight.paperDevBundle("1.19.3-R0.1-SNAPSHOT")
+  paperweight.paperDevBundle(libs.versions.paper)
 }

gradle.properties

@@ -0,0 +1,5 @@
+group=com.example
+version=1.0.0-SNAPSHOT
+description=Example mod for Ignite
+
+org.gradle.parallel=true

gradle/libs.versions.toml

@@ -2,12 +2,20 @@ metadata.format.version = "1.1"
 
 [versions]
 
-ignite = "0.8.0"
+jetbrains = "24.1.0"
+ignite = "1.0.0-SNAPSHOT"
 mixin = "0.8.5"
+paperweight = "1.5.11"
+shadow = "8.1.1"
+spotless = "6.23.3"
+paper = "1.20.4-R0.1-SNAPSHOT"
 
 [libraries]
+jetbrains-annotations = { module = "org.jetbrains:annotations", version.ref = "jetbrains" }
 
 ignite = { group = "space.vectrix.ignite", name = "ignite-api", version.ref = "ignite" }
 mixin = { group = "org.spongepowered", name = "mixin", version.ref = "mixin" }
 
-
+build-paperweight = { module = "io.papermc.paperweight.userdev:io.papermc.paperweight.userdev.gradle.plugin", version.ref = "paperweight" }
+build-shadow = { module = "com.github.johnrengelman:shadow", version.ref = "shadow" }
+build-spotless = { module = "com.diffplug.spotless:spotless-plugin-gradle", version.ref = "spotless" }

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
+networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,10 +80,10 @@ do
     esac
 done
 
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
+# This is normally unused
-
+# shellcheck disable=SC2034
-APP_NAME="Gradle"
 APP_BASE_NAME=${0##*/}
+APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
@@ -143,12 +143,16 @@ fi
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045 
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC3045 
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -205,6 +209,12 @@ set -- \
         org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
+# Stop when "xargs" is not available.
+if ! command -v xargs >/dev/null 2>&1
+then
+    die "xargs is not available"
+fi
+
 # Use "xargs" to parse quoted args.
 #
 # With -n1 it outputs one arg per line, with the quotes and backslashes removed.

gradlew.bat

@@ -26,6 +26,7 @@ if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
 if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -40,7 +41,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
 
 set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
-if "%ERRORLEVEL%" == "0" goto execute
+if %ERRORLEVEL% equ 0 goto execute
 
 echo.
 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -75,13 +76,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 :end
 @rem End local scope for the variables with windows NT shell
-if "%ERRORLEVEL%"=="0" goto mainEnd
+if %ERRORLEVEL% equ 0 goto mainEnd
 
 :fail
 rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
 rem the _cmd.exe /c_ return code!
-if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+set EXIT_CODE=%ERRORLEVEL%
-exit /b 1
+if %EXIT_CODE% equ 0 set EXIT_CODE=1
+if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
+exit /b %EXIT_CODE%
 
 :mainEnd
 if "%OS%"=="Windows_NT" endlocal

settings.gradle.kts

@@ -1,13 +1,15 @@
-enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
-enableFeaturePreview("VERSION_CATALOGS")
-
 pluginManagement {
+  includeBuild("build-logic")
   repositories {
     gradlePluginPortal()
     maven("https://repo.papermc.io/repository/maven-public/")
   }
 }
 
-rootProject.name = "ignite-mod-template"
+plugins {
+  id("org.gradle.toolchains.foojay-resolver-convention") version "0.7.0"
+}
 
-includeBuild("build-logic")
+enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
+
+rootProject.name = "ignite-mod-template"

src/main/java/com/example/ExampleConfig.java

@@ -1,59 +0,0 @@
-/*
- * This file is part of Ignite, licensed under the MIT License (MIT).
- *
- * Copyright (c) vectrix.space <https://vectrix.space/>
- * Copyright (c) contributors
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-package com.example;
-
-import org.spongepowered.configurate.objectmapping.ConfigSerializable;
-import org.spongepowered.configurate.objectmapping.meta.Comment;
-import org.spongepowered.configurate.objectmapping.meta.Setting;
-
-@ConfigSerializable
-public final class ExampleConfig {
-    @Setting(value = "test")
-    @Comment(value = "Test configuration property.")
-    private boolean test;
-
-    @Setting(value = "container")
-    @Comment(value = "A test container.")
-    private TestContainer container;
-
-    public boolean test() {
-        return this.test;
-    }
-
-    public TestContainer container() {
-        return this.container;
-    }
-
-    @ConfigSerializable
-    public static class TestContainer {
-        @Setting(value = "foo")
-        @Comment(value = "A test boolean in a container.")
-        private boolean foo;
-
-        public boolean foo() {
-            return this.foo;
-        }
-    }
-}

src/main/java/com/example/ExampleInfo.java

@@ -1,55 +0,0 @@
-/*
- * This file is part of Ignite, licensed under the MIT License (MIT).
- *
- * Copyright (c) vectrix.space <https://vectrix.space/>
- * Copyright (c) contributors
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-package com.example;
-
-import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
-import org.checkerframework.checker.nullness.qual.NonNull;
-import space.vectrix.ignite.api.Blackboard;
-import space.vectrix.ignite.api.config.Configuration;
-
-import java.nio.file.Path;
-
-public final class ExampleInfo {
-    private static final @MonotonicNonNull Path CONFIGS_PATH = Blackboard.getProperty(Blackboard.CONFIG_DIRECTORY_PATH);
-
-    private static @MonotonicNonNull Path EXAMPLE_PATH;
-    private static Configuration.@MonotonicNonNull Key<ExampleConfig> EXAMPLE_CONFIG;
-
-    public static @MonotonicNonNull Path getExamplePath() {
-        if (ExampleInfo.EXAMPLE_PATH != null) return ExampleInfo.EXAMPLE_PATH;
-        if (ExampleInfo.CONFIGS_PATH == null) return null;
-
-        return ExampleInfo.EXAMPLE_PATH = ExampleInfo.CONFIGS_PATH.resolve("example");
-    }
-
-    public static Configuration.@NonNull Key<ExampleConfig> getExampleConfig() {
-        if (ExampleInfo.EXAMPLE_CONFIG != null) return ExampleInfo.EXAMPLE_CONFIG;
-
-        final Path examplePath = ExampleInfo.getExamplePath();
-        if (examplePath == null) throw new IllegalStateException("Unable to locate example path.");
-
-        return ExampleInfo.EXAMPLE_CONFIG = Configuration.key(ExampleConfig.class, examplePath.resolve("example.conf"));
-    }
-}

src/main/java/com/example/ExampleMod.java

@@ -1,58 +0,0 @@
-/*
- * This file is part of Ignite, licensed under the MIT License (MIT).
- *
- * Copyright (c) vectrix.space <https://vectrix.space/>
- * Copyright (c) contributors
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-package com.example;
-
-import com.google.inject.Inject;
-import org.apache.logging.log4j.Logger;
-import org.checkerframework.checker.nullness.qual.NonNull;
-import org.spongepowered.configurate.CommentedConfigurationNode;
-import space.vectrix.ignite.api.Platform;
-import space.vectrix.ignite.api.config.Configuration;
-import space.vectrix.ignite.api.config.Configurations;
-import space.vectrix.ignite.api.event.Subscribe;
-import space.vectrix.ignite.api.event.platform.PlatformInitializeEvent;
-
-public final class ExampleMod {
-    private final Logger logger;
-    private final Platform platform;
-
-    @Inject
-    public ExampleMod(final Logger logger,
-                      final Platform platform) {
-        this.logger = logger;
-        this.platform = platform;
-    }
-
-    @Subscribe
-    public void onInitialize(final @NonNull PlatformInitializeEvent event) {
-        this.logger.info("Hello Example!");
-
-        final Configuration<ExampleConfig, CommentedConfigurationNode> configWrapper = Configurations.getOrCreate(Configurations.HOCON_LOADER, ExampleInfo.getExampleConfig());
-        final ExampleConfig config = configWrapper.instance();
-        if (config != null) {
-            this.logger.info("Foo is set to: " + (config.container().foo() ? "Enabled" : "Disabled"));
-        }
-    }
-}

src/main/java/com/example/mixin/core/MixinCraftServer.java

@@ -24,15 +24,14 @@
  */
 package com.example.mixin.core;
 
-import org.bukkit.craftbukkit.v1_19_R2.CraftServer;
+import java.util.logging.Logger;
+import org.bukkit.craftbukkit.v1_20_R3.CraftServer;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
-import java.util.logging.Logger;
-
 @Mixin(value = CraftServer.class)
 public abstract class MixinCraftServer {
   @Shadow public abstract Logger getLogger();

src/main/java/com/example/mixin/plugins/CorePlugin.java

@@ -24,23 +24,17 @@
  */
 package com.example.mixin.plugins;
 
-import com.example.ExampleConfig;
+import java.util.List;
-import com.example.ExampleInfo;
+import java.util.Set;
-import org.checkerframework.checker.nullness.qual.NonNull;
+import org.jetbrains.annotations.NotNull;
-import org.checkerframework.checker.nullness.qual.Nullable;
+import org.jetbrains.annotations.Nullable;
 import org.objectweb.asm.tree.ClassNode;
 import org.spongepowered.asm.mixin.extensibility.IMixinConfigPlugin;
 import org.spongepowered.asm.mixin.extensibility.IMixinInfo;
-import org.spongepowered.configurate.CommentedConfigurationNode;
-import space.vectrix.ignite.api.config.Configuration;
-import space.vectrix.ignite.api.config.Configurations;
-
-import java.util.List;
-import java.util.Set;
 
 public final class CorePlugin implements IMixinConfigPlugin {
   @Override
-    public void onLoad(final @NonNull String mixinPackage) {
+  public void onLoad(final @NotNull String mixinPackage) {
   }
 
   @Override
@@ -49,18 +43,12 @@ public final class CorePlugin implements IMixinConfigPlugin {
   }
 
   @Override
-    public boolean shouldApplyMixin(final @NonNull String targetClassName, final @NonNull String mixinClassName) {
+  public boolean shouldApplyMixin(final @NotNull String targetClassName, final @NotNull String mixinClassName) {
-        final Configuration<ExampleConfig, CommentedConfigurationNode> configWrapper = Configurations.getOrCreate(Configurations.HOCON_LOADER, ExampleInfo.getExampleConfig());
+    return true;
-        final ExampleConfig config = configWrapper.instance();
-        if (config != null) {
-            return config.test();
-        }
-
-        return false;
   }
 
   @Override
-    public void acceptTargets(final @NonNull Set<String> myTargets, final @NonNull Set<String> otherTargets) {
+  public void acceptTargets(final @NotNull Set<String> myTargets, final @NotNull Set<String> otherTargets) {
   }
 
   @Override
@@ -69,10 +57,10 @@ public final class CorePlugin implements IMixinConfigPlugin {
   }
 
   @Override
-    public void preApply(final @NonNull String targetClassName, final @NonNull ClassNode targetClass, final @NonNull String mixinClassName, final @NonNull IMixinInfo mixinInfo) {
+  public void preApply(final @NotNull String targetClassName, final @NotNull ClassNode targetClass, final @NotNull String mixinClassName, final @NotNull IMixinInfo mixinInfo) {
   }
 
   @Override
-    public void postApply(final @NonNull String targetClassName, final @NonNull ClassNode targetClass, final @NonNull String mixinClassName, final @NonNull IMixinInfo mixinInfo) {
+  public void postApply(final @NotNull String targetClassName, final @NotNull ClassNode targetClass, final @NotNull String mixinClassName, final @NotNull IMixinInfo mixinInfo) {
   }
 }

src/main/resources/ignite.mod.json

@@ -1,10 +1,6 @@
 {
   "id": "example",
   "version": "1.0.0",
-  "entry": "com.example.ExampleMod",
-  "dependencies": [
-    "ignite"
-  ],
   "mixins": [
     "mixins.example.core.json"
   ]

src/main/resources/mixins.example.core.json

@@ -4,7 +4,7 @@
   "package": "com.example.mixin.core",
   "plugin": "com.example.mixin.plugins.CorePlugin",
   "target": "@env(DEFAULT)",
-  "compatibilityLevel": "JAVA_8",
+  "compatibilityLevel": "JAVA_17",
   "server": [
     "MixinCraftServer",
     "MixinSimpleCommandMap"