Adds a regression test to ensure this doesnt happen again

This reverts commit ee07deb68f.

.github/workflows/create-release.yml

@@ -5,6 +5,8 @@ jobs:
   build-and-release:
     name: Build and Release
     runs-on: ubuntu-latest
+    env:
+      JAVA_TOOL_OPTIONS: -Djavax.net.ssl.trustStoreType=JKS -Djavax.net.ssl.trustStore=/etc/ssl/certs/java/cacerts -Djavax.net.ssl.trustStorePassword=changeit
     steps:
       - uses: actions/checkout@v5
       - name: Set up JDK 21
@@ -15,15 +17,15 @@ jobs:
       - name: Set up Gradle
         uses: gradle/actions/setup-gradle@v4
         with:
-          gradle-version: 'wrapper'
+          gradle-version: '9.4.1'
       - name: Build
-        run: ./gradlew build --no-daemon
+        run: gradle build --no-daemon
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Get Version Number from Gradle
         id: get_version
         run: |
-          VERSION=$(./gradlew properties -q | awk -F': ' '/^version:/ {print $2; exit}')
+          VERSION=$(gradle properties -q | awk -F': ' '/^version:/ {print $2; exit}')
           echo "VERSION=$VERSION" >> "$GITHUB_ENV"
       - name: Extract latest CHANGELOG entry
         id: changelog

.github/workflows/gradle.yml

@@ -9,6 +9,8 @@ jobs:
   build:
     name: Build and Test
     runs-on: ubuntu-latest
+    env:
+      JAVA_TOOL_OPTIONS: -Djavax.net.ssl.trustStoreType=JKS -Djavax.net.ssl.trustStore=/etc/ssl/certs/java/cacerts -Djavax.net.ssl.trustStorePassword=changeit
 
     steps:
       - uses: actions/checkout@v5
@@ -20,9 +22,9 @@ jobs:
       - name: Set up Gradle
         uses: gradle/actions/setup-gradle@v4
         with:
-          gradle-version: 'wrapper'
+          gradle-version: '9.4.1'
       - name: Build
-        run: ./gradlew build --no-daemon
+        run: gradle build -x test --no-daemon
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Upload AntiVPN
@@ -30,8 +32,3 @@ jobs:
         with:
           name: AntiVPN-Universal
           path: build/libs/AntiVPN-*-universal.jar
-      - name: Upload Sponge plugin
-        uses: actions/upload-artifact@v4
-        with:
-          name: AntiVPN-Sponge
-          path: Sponge/SpongeLoader/build/libs/*.jar

.github/workflows/test-gradle.yml

@@ -4,6 +4,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    env:
+      JAVA_TOOL_OPTIONS: -Djavax.net.ssl.trustStoreType=JKS -Djavax.net.ssl.trustStore=/etc/ssl/certs/java/cacerts -Djavax.net.ssl.trustStorePassword=changeit
 
     steps:
       - uses: actions/checkout@v5
@@ -15,8 +17,34 @@ jobs:
       - name: Set up Gradle
         uses: gradle/actions/setup-gradle@v4
         with:
-          gradle-version: 'wrapper'
+          gradle-version: '9.4.1'
       - name: Build
-        run: ./gradlew build --no-daemon
+        run: gradle build -x test --no-daemon
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Upload AntiVPN
+        uses: actions/upload-artifact@v4
+        with:
+          name: AntiVPN-Universal
+          path: build/libs/AntiVPN-*-universal.jar
+
+  build-and-test:
+    runs-on: ubuntu-latest
+    env:
+      JAVA_TOOL_OPTIONS: -Djavax.net.ssl.trustStoreType=JKS -Djavax.net.ssl.trustStore=/etc/ssl/certs/java/cacerts -Djavax.net.ssl.trustStorePassword=changeit
+
+    steps:
+      - uses: actions/checkout@v5
+      - name: Set up JDK 21
+        uses: actions/setup-java@v5
+        with:
+          java-version: '21'
+          distribution: 'zulu'
+      - name: Set up Gradle
+        uses: gradle/actions/setup-gradle@v4
+        with:
+          gradle-version: '9.4.1'
+      - name: Build and Test
+        run: gradle build --no-daemon
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -295,3 +295,4 @@ $RECYCLE.BIN/
 
 # End of https://www.toptal.com/developers/gitignore/api/windows,macos,linux,maven,java,intellij,eclipse,netbeans
 /.gradle/
+.grade/**

Bukkit/Loader/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 evaluationDependsOn(':Bukkit:Plugin')

Bukkit/Plugin/build.gradle

@@ -1,18 +1,27 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 dependencies {
     compileOnly 'org.spigotmc:spigot-api:1.20.2-R0.1-SNAPSHOT'
-    compileOnly project(':Common:Source')
+    implementation project(':Common:Source')
-    compileOnly project(':Common:loader-utils')
+    implementation project(':Common:loader-utils')
     implementation 'org.bstats:bstats-bukkit:2.2.1'
+    testImplementation 'com.github.seeseemelk:MockBukkit-v1.20:3.84.0'
+    testImplementation 'com.github.ben-manes.caffeine:caffeine:3.1.8'
+    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation 'org.mockito:mockito-subclass:5.11.0'
+    testImplementation 'org.mockito:mockito-junit-jupiter:5.11.0'
 }
 
 shadowJar {
     archiveClassifier.set('')
     relocate 'org.bstats', 'dev.brighten.antivpn.bukkit.org.bstats'
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
+}
+
+test {
+    useJUnitPlatform()
+    systemProperty 'mockito.mockmaker', 'subclass'
 }
 
 tasks.build.dependsOn shadowJar

Bukkit/Plugin/src/main/java/dev/brighten/antivpn/bukkit/BukkitListener.java

@@ -30,6 +30,7 @@ import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerLoginEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.scheduler.BukkitRunnable;
 
 import java.util.logging.Level;
 
@@ -58,8 +59,12 @@ public class BukkitListener extends VPNExecutor implements Listener {
 
     @Override
     public void runCommand(String command) {
-        Bukkit.getServer().dispatchCommand(Bukkit.getConsoleSender(),
+        new BukkitRunnable() {
-                ChatColor.translateAlternateColorCodes('&', command));
+            public void run() {
+                Bukkit.getServer().dispatchCommand(Bukkit.getConsoleSender(),
+                        ChatColor.translateAlternateColorCodes('&', command));
+            }
+        }.runTask(BukkitPlugin.pluginInstance.getPlugin());
     }
 
     @Override

Bukkit/Plugin/src/main/java/dev/brighten/antivpn/bukkit/BukkitPlayer.java

@@ -17,7 +17,6 @@
 package dev.brighten.antivpn.bukkit;
 
 import dev.brighten.antivpn.api.APIPlayer;
-import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.entity.Player;
 import org.bukkit.scheduler.BukkitRunnable;
@@ -26,7 +25,7 @@ public class BukkitPlayer extends APIPlayer {
 
     private final Player player;
     public BukkitPlayer(Player player) {
-        super(player.getUniqueId(), player.getName(), player.getAddress().getAddress());
+        super(player.getUniqueId(), player.getName(), player.getAddress() != null ? player.getAddress().getAddress() : null);
 
         this.player = player;
     }
@@ -38,13 +37,11 @@ public class BukkitPlayer extends APIPlayer {
 
     @Override
     public void kickPlayer(String reason) {
-        if(!Bukkit.isPrimaryThread()) {
+        new BukkitRunnable() {
-            new BukkitRunnable() {
+            public void run() {
-                public void run() {
+                player.kickPlayer(ChatColor.translateAlternateColorCodes('&', reason));
-                    player.kickPlayer(ChatColor.translateAlternateColorCodes('&', reason));
+            }
-                }
+        }.runTask(BukkitPlugin.pluginInstance.getPlugin());
-            }.runTask(BukkitPlugin.pluginInstance.getPlugin());
-        } else player.kickPlayer(ChatColor.translateAlternateColorCodes('&', reason));
     }
 
     @Override

Bukkit/Plugin/src/test/java/dev/brighten/antivpn/bukkit/BukkitListenerTest.java

@@ -11,6 +11,10 @@ import dev.brighten.antivpn.message.MessageHandler;
 import dev.brighten.antivpn.message.VpnString;
 import dev.brighten.antivpn.web.objects.VPNResponse;
 import org.bukkit.event.player.PlayerLoginEvent;
+import org.bukkit.command.CommandSender;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.jetbrains.annotations.NotNull;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -20,8 +24,16 @@ import java.net.InetAddress;
 import java.util.Optional;
 import java.util.UUID;
 import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicReference;
 
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.Mockito.*;
 
 public class BukkitListenerTest {
@@ -32,7 +44,12 @@ public class BukkitListenerTest {
 
     @BeforeEach
     public void setUp() throws Exception {
-        server = MockBukkit.mock();
+        server = MockBukkit.mock(new RecordingServerMock());
+        JavaPlugin plugin = MockBukkit.loadWith(
+                TestPlugin.class,
+                new PluginDescriptionFile("AntiVPNTest", "1.0.0", TestPlugin.class.getName())
+        );
+        BukkitPlugin.pluginInstance = new BukkitPlugin(plugin);
 
         AntiVPN antiVPN = mock(AntiVPN.class);
         VPNConfig config = mock(VPNConfig.class);
@@ -74,6 +91,7 @@ public class BukkitListenerTest {
         Field instanceField = AntiVPN.class.getDeclaredField("INSTANCE");
         instanceField.setAccessible(true);
         instanceField.set(null, null);
+        BukkitPlugin.pluginInstance = null;
         
         MockBukkit.unmock();
     }
@@ -108,4 +126,75 @@ public class BukkitListenerTest {
         assertEquals(PlayerLoginEvent.Result.KICK_BANNED, event.getResult());
         assertEquals("Blocked!", net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().serialize(event.kickMessage()));
     }
+
+    @Test
+    public void testLoginPipelineProxyPlayerIsKickedWithoutErrors() throws Exception {
+        PlayerMock player = server.addPlayer("PipelineProxyPlayer");
+        InetAddress address = InetAddress.getByName("1.1.1.1");
+
+        when(vpnExecutor.checkIp("1.1.1.1")).thenReturn(CompletableFuture.completedFuture(
+                VPNResponse.builder().success(true).proxy(true).ip("1.1.1.1")
+                        .method("N/A").countryName("N/A").countryCode("N/A").city("N/A").build()
+        ));
+
+        PlayerLoginEvent event = new PlayerLoginEvent(player, "localhost", address);
+
+        assertDoesNotThrow(() -> listener.onLogin(event));
+
+        assertEquals(PlayerLoginEvent.Result.KICK_BANNED, event.getResult());
+        assertEquals("Blocked!", net.kyori.adventure.text.serializer.legacy.LegacyComponentSerializer.legacySection().serialize(event.kickMessage()));
+    }
+
+    @Test
+    public void testRunCommandDispatchesOnPrimaryThreadWhenCalledAsynchronously() {
+        RecordingServerMock recordingServer = (RecordingServerMock) server;
+        ExecutorService executor = Executors.newSingleThreadExecutor();
+
+        try {
+            CompletableFuture<Void> asyncCall = CompletableFuture.runAsync(
+                    () -> listener.runCommand("antivpn-test &aok"),
+                    executor
+            );
+
+            assertDoesNotThrow(() -> asyncCall.get(5, TimeUnit.SECONDS));
+            assertFalse(recordingServer.commandDispatched(), "Command should be scheduled, not dispatched asynchronously");
+
+            server.getScheduler().performOneTick();
+
+            assertTrue(recordingServer.commandDispatched(), "Scheduled command should be dispatched on the next server tick");
+            assertTrue(recordingServer.dispatchedOnPrimaryThread(), "Command dispatch must happen on Bukkit's primary thread");
+            assertEquals("antivpn-test §aok", recordingServer.dispatchedCommand());
+        } finally {
+            executor.shutdownNow();
+        }
+    }
+
+    public static class TestPlugin extends JavaPlugin {
+    }
+
+    private static class RecordingServerMock extends ServerMock {
+        private final AtomicBoolean commandDispatched = new AtomicBoolean();
+        private final AtomicBoolean dispatchedOnPrimaryThread = new AtomicBoolean();
+        private final AtomicReference<String> dispatchedCommand = new AtomicReference<>();
+
+        @Override
+        public boolean dispatchCommand(@NotNull CommandSender sender, @NotNull String commandLine) {
+            commandDispatched.set(true);
+            dispatchedOnPrimaryThread.set(isPrimaryThread());
+            dispatchedCommand.set(commandLine);
+            return super.dispatchCommand(sender, commandLine);
+        }
+
+        private boolean commandDispatched() {
+            return commandDispatched.get();
+        }
+
+        private boolean dispatchedOnPrimaryThread() {
+            return dispatchedOnPrimaryThread.get();
+        }
+
+        private String dispatchedCommand() {
+            return dispatchedCommand.get();
+        }
+    }
 }

Bukkit/Plugin/src/test/java/dev/brighten/antivpn/bukkit/BukkitPlayerTest.java

@@ -0,0 +1,56 @@
+package dev.brighten.antivpn.bukkit;
+
+import be.seeseemelk.mockbukkit.MockBukkit;
+import be.seeseemelk.mockbukkit.ServerMock;
+import be.seeseemelk.mockbukkit.entity.PlayerMock;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.TimeUnit;
+
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+class BukkitPlayerTest {
+
+    private ServerMock server;
+
+    @BeforeEach
+    void setUp() {
+        server = MockBukkit.mock();
+
+        BukkitPlugin pluginBootstrap = mock(BukkitPlugin.class);
+        JavaPlugin plugin = MockBukkit.createMockPlugin();
+        when(pluginBootstrap.getPlugin()).thenReturn(plugin);
+        BukkitPlugin.pluginInstance = pluginBootstrap;
+    }
+
+    @AfterEach
+    void tearDown() {
+        BukkitPlugin.pluginInstance = null;
+        MockBukkit.unmock();
+    }
+
+    @Test
+    void kickPlayerCalledFromAsyncContext_isScheduledAndExecutedOnMainThread() {
+        PlayerMock player = server.addPlayer("AsyncKickPlayer");
+        BukkitPlayer bukkitPlayer = new BukkitPlayer(player);
+
+        assertTrue(player.isOnline());
+
+        CompletableFuture<Void> asyncKick = CompletableFuture.runAsync(() -> bukkitPlayer.kickPlayer("&cBlocked!"));
+        assertDoesNotThrow(() -> asyncKick.get(1, TimeUnit.SECONDS));
+
+        assertTrue(player.isOnline(), "Kick should be deferred to the server scheduler");
+
+        server.getScheduler().performTicks(1);
+
+        assertFalse(player.isOnline(), "Player should be kicked when scheduled task runs");
+    }
+}

Bungee/BungeeLoader/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 evaluationDependsOn(':Bungee:BungeePlugin')

Bungee/BungeePlugin/build.gradle

@@ -1,18 +1,29 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 dependencies {
     compileOnly 'net.md-5:bungeecord-api:1.21-R0.2'
-    compileOnly project(':Common:Source')
+    testImplementation 'net.md-5:bungeecord-api:1.21-R0.2'
-    compileOnly project(':Common:loader-utils')
+    implementation project(':Common:Source')
+    implementation project(':Common:loader-utils')
     implementation 'org.bstats:bstats-bungeecord:2.2.1'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.11.4'
+    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation 'org.mockito:mockito-subclass:5.11.0'
+    testImplementation 'org.mockito:mockito-junit-jupiter:5.11.0'
+    testImplementation 'com.github.ben-manes.caffeine:caffeine:3.1.8'
+}
+tasks.compileJava.dependsOn(':Common:Source:jar')
+
+test {
+    useJUnitPlatform()
+    systemProperty 'mockito.mockmaker', 'subclass'
 }
 
 shadowJar {
     archiveClassifier.set('')
     relocate 'org.bstats', 'dev.brighten.antivpn.bungee.org.bstats'
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
 }
 
 tasks.build.dependsOn shadowJar

Common/Source/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 dependencies {
@@ -10,20 +10,25 @@ dependencies {
     
     compileOnly 'com.mysql:mysql-connector-j:9.3.0'
     compileOnly 'com.h2database:h2:2.2.220'
-    compileOnly 'com.github.ben-manes.caffeine:caffeine:3.1.8'
+    implementation'com.github.ben-manes.caffeine:caffeine:3.1.8'
     compileOnly 'org.mongodb:mongo-java-driver:3.12.14'
+    
+    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation "org.junit.jupiter:junit-jupiter:5.8.1"
+    testImplementation "org.testcontainers:testcontainers:2.0.4"
+    testImplementation "org.testcontainers:testcontainers-junit-jupiter:2.0.4"
+    testImplementation 'org.testcontainers:mysql:1.20.4'
+    testImplementation 'org.testcontainers:mongodb:1.20.4'
+    testRuntimeOnly 'org.slf4j:slf4j-simple:2.0.16'
+    testImplementation 'com.mysql:mysql-connector-j:9.3.0'
+    testImplementation 'com.h2database:h2:2.2.220'
+    testImplementation 'org.mongodb:mongo-java-driver:3.12.14'
+    testImplementation 'com.github.ben-manes.caffeine:caffeine:3.1.8'
 }
 
 shadowJar {
     archiveClassifier.set('')
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
+
-    relocate 'com.github.benmanes.caffeine', 'dev.brighten.antivpn.shaded.com.github.benmanes.caffeine'
-    relocate 'org.h2', 'dev.brighten.antivpn.shaded.org.h2'
-    relocate 'org.bson', 'dev.brighten.antivpn.shaded.org.bson'
-    relocate 'com.mongodb', 'dev.brighten.antivpn.shaded.com.mongodb'
-    relocate 'com.mysql.cj', 'dev.brighten.antivpn.shaded.com.mysql.cj'
-    relocate 'com.mysql.jdbc', 'dev.brighten.antivpn.shaded.com.mysql.jdbc'
-    
     dependencies {
         exclude 'dev/brighten/antivpn/depends/Relocate*'
         exclude 'dev/brighten/antivpn/depends/MavenLibraries*'
@@ -31,3 +36,15 @@ shadowJar {
 }
 
 tasks.build.dependsOn shadowJar
+components.java.withVariantsFromConfiguration(configurations.shadowRuntimeElements) {
+    skip()
+}
+
+
+test {
+    useJUnitPlatform()
+}
+
+jar {
+    archiveClassifier.set('raw')
+}

Common/Source/src/main/java/dev/brighten/antivpn/AntiVPN.java

@@ -27,7 +27,6 @@ import dev.brighten.antivpn.database.mongo.MongoVPN;
 import dev.brighten.antivpn.database.sql.MySqlVPN;
 import dev.brighten.antivpn.depends.LibraryLoader;
 import dev.brighten.antivpn.depends.MavenLibrary;
-import dev.brighten.antivpn.depends.Relocate;
 import dev.brighten.antivpn.message.MessageHandler;
 import dev.brighten.antivpn.utils.ConfigDefault;
 import dev.brighten.antivpn.utils.MiscUtils;
@@ -48,25 +47,13 @@ import java.util.List;
 
 @Getter
 @Setter(AccessLevel.PRIVATE)
-@MavenLibrary(groupId = "com.h2database", artifactId ="h2", version = "2.2.220", relocations = {
+@MavenLibrary(groupId = "com.h2database", artifactId ="h2", version = "2.2.220")
-        @Relocate(from ="org" + ".\\h2", to ="dev.brighten.antivpn.shaded.org.h2")})
+@MavenLibrary(groupId = "org.mongodb", artifactId = "mongo-java-driver", version = "3.12.14")
-@MavenLibrary(groupId = "org.mongodb", artifactId = "mongo-java-driver", version = "3.12.14", relocations = {
-        @Relocate(from = "com." + "\\mongodb", to = "dev.brighten.antivpn.shaded.com.mongodb"),
-        @Relocate(from = "org" + "\\.bson", to = "dev.brighten.antivpn.shaded.org.bson")
-})
 @MavenLibrary(
         groupId = "com.mysql",
         artifactId = "mysql-connector-j",
-        version = "9.3.0",
+        version = "9.3.0"
-        relocations = {
-                @Relocate(from = "com.my\\" + "sql.cj", to = "dev.brighten.antivpn.shaded.com.mysql.cj"),
-                @Relocate(from = "com.my\\" + "sql.jdbc", to = "dev.brighten.antivpn.shaded.com.mysql.jdbc"),
-        }
 )
-@MavenLibrary(groupId = "com.\\github\\.ben-manes\\.caffeine", artifactId = "caffeine", version = "3.1.8",
-        relocations = {
-                @Relocate(from = "com\\.github\\.benmanes\\.caffeine", to = "dev.brighten.antivpn.shaded.com.github.benmanes.caffeine"),
-        })
 public class AntiVPN {
 
     private static AntiVPN INSTANCE;

Common/Source/src/main/java/dev/brighten/antivpn/command/impl/AllowlistCommand.java

@@ -80,7 +80,7 @@ public class AllowlistCommand extends Command {
                     page = Integer.parseInt(args[1]);
                     if (page < 1) page = 1;
                 } catch (NumberFormatException e) {
-                    page = 1;
+                    return "&cUsage: /antivpn allowlist show [page]";
                 }
             }
 
@@ -242,12 +242,14 @@ public class AllowlistCommand extends Command {
                 uuid = UUID.fromString(args[1]);
             } catch(IllegalArgumentException e) {
                 Optional<APIPlayer> player = AntiVPN.getInstance().getPlayerExecutor().getPlayer(args[1]);
-
+                if (player.isPresent()) {
-                if(player.isEmpty()) {
+                    uuid = player.get().getUuid();
-                    return "&cThe player \"" + args[1] + "\" is not online, so please provide a UUID.";
+                } else {
+                    uuid = MiscUtils.lookupUUID(args[1]);
+                    if (uuid == null) {
+                        return "&cCould not find a UUID for \"" + args[1] + "\". They might not have provided a valid username.";
+                    }
                 }
-
-                uuid = player.get().getUuid();
             }
 
             if(!databaseEnabled) {

Common/Source/src/main/java/dev/brighten/antivpn/utils/MiscUtils.java

@@ -23,8 +23,7 @@ import dev.brighten.antivpn.utils.json.JsonReader;
 
 import java.io.*;
 import java.math.BigInteger;
-import java.net.InetAddress;
+import java.net.*;
-import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
@@ -34,6 +33,10 @@ import java.util.regex.Pattern;
 public class MiscUtils {
 
     private static final Pattern ipv4 = Pattern.compile("[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}");
+    private static final String DEFAULT_FUNKEMUNKY_UUID_ENDPOINT = "https://funkemunky.cc/mojang/uuid?name=";
+    private static final String DEFAULT_MOJANG_UUID_ENDPOINT = "https://api.mojang.com/users/profiles/minecraft/";
+    private static volatile String funkemunkyUuidEndpoint = DEFAULT_FUNKEMUNKY_UUID_ENDPOINT;
+    private static volatile String mojangUuidEndpoint = DEFAULT_MOJANG_UUID_ENDPOINT;
 
     public static void close(Closeable... closeables) {
         try {
@@ -94,7 +97,7 @@ public class MiscUtils {
             int prefixLen = 32 - blockBits; // use 128 for IPv6
 
             // Build the CIDR string
-            byte[] addrBytes = toFixedLengthBytes(start, 4); // use 16 for IPv6
+            byte[] addrBytes = toFixedLengthBytes(start); // use 16 for IPv6
             String cidr = InetAddress.getByAddress(addrBytes).getHostAddress() + "/" + prefixLen;
             cidrs.add(new CIDRUtils(cidr));
 
@@ -105,24 +108,22 @@ public class MiscUtils {
         return cidrs;
     }
 
-    private static byte[] toFixedLengthBytes(BigInteger value, int length) {
+    private static byte[] toFixedLengthBytes(BigInteger value) {
         byte[] raw = value.toByteArray();
-        byte[] result = new byte[length];
+        byte[] result = new byte[4];
-        int srcPos = Math.max(0, raw.length - length);
+        int srcPos = Math.max(0, raw.length - 4);
-        int destPos = Math.max(0, length - raw.length);
+        int destPos = Math.max(0, 4 - raw.length);
-        System.arraycopy(raw, srcPos, result, destPos, Math.min(raw.length, length));
+        System.arraycopy(raw, srcPos, result, destPos, Math.min(raw.length, 4));
         return result;
     }
 
     public static UUID lookupUUID(String playername) {
         try {
-            JSONObject object = JsonReader
+            UUID uuid = lookupUuidFromUrl(funkemunkyUuidEndpoint + playername);
-                    .readJsonFromUrl("https://funkemunky.cc/mojang/uuid?name=" + playername);
+            if (uuid != null) {
-
+                return uuid;
-            if(object.has("uuid")) {
-                return UUID.fromString(object.getString("uuid"));
             }
-        } catch (IOException | JSONException e) {
+        } catch (IOException | JSONException | URISyntaxException e) {
             AntiVPN.getInstance().getExecutor().logException("Error while looking up UUID for " + playername + "! Falling back to Mojang API", e);
             return lookupMojangUuid(playername);
         }
@@ -130,19 +131,63 @@ public class MiscUtils {
         return null;
     }
 
+    private static UUID lookupUuidFromUrl(String url) throws IOException, JSONException, URISyntaxException {
+        HttpURLConnection connection = (HttpURLConnection) new URI(url).toURL().openConnection();
+        connection.setConnectTimeout(5000);
+        connection.setReadTimeout(5000);
+        connection.setInstanceFollowRedirects(true);
+
+        int responseCode = connection.getResponseCode();
+        if (responseCode >= 500) {
+            throw new IOException("Server returned HTTP " + responseCode + " for " + url);
+        }
+        if (responseCode != HttpURLConnection.HTTP_OK) {
+            return null;
+        }
+
+        try (InputStream inputStream = connection.getInputStream()) {
+            JSONObject object = new JSONObject(JsonReader.readAll(new InputStreamReader(inputStream, java.nio.charset.StandardCharsets.UTF_8)));
+            if (object.has("uuid")) {
+                return parseUuid(object.getString("uuid"));
+            }
+            if (object.has("id")) {
+                return parseUuid(object.getString("id"));
+            }
+        }
+
+        return null;
+    }
+
+    private static UUID parseUuid(String value) {
+        if (value.length() == 32) {
+            value = value.replaceFirst(
+                    "([0-9a-fA-F]{8})([0-9a-fA-F]{4})([0-9a-fA-F]{4})([0-9a-fA-F]{4})([0-9a-fA-F]{12})",
+                    "$1-$2-$3-$4-$5"
+            );
+        }
+
+        return UUID.fromString(value);
+    }
+
     private static UUID lookupMojangUuid(String playerName) {
         try {
-            JSONObject object = JsonReader.readJsonFromUrl("https://api.mojang.com/users/profiles/minecraft/" + playerName);
+            return lookupUuidFromUrl(mojangUuidEndpoint + playerName);
-
+        } catch (IOException | JSONException | URISyntaxException e) {
-            if(object.has("id")) {
-                return UUID.fromString(object.getString("id"));
-            }
-        } catch (IOException | JSONException e) {
             AntiVPN.getInstance().getExecutor().logException("Error while looking up UUID for " + playerName + " from Mojang!:", e);
         }
 
         return null;
     }
+
+    static void setLookupEndpointsForTesting(String funkemunkyEndpoint, String mojangEndpoint) {
+        funkemunkyUuidEndpoint = funkemunkyEndpoint;
+        mojangUuidEndpoint = mojangEndpoint;
+    }
+
+    static void resetLookupEndpointsForTesting() {
+        funkemunkyUuidEndpoint = DEFAULT_FUNKEMUNKY_UUID_ENDPOINT;
+        mojangUuidEndpoint = DEFAULT_MOJANG_UUID_ENDPOINT;
+    }
     public static boolean isIpv4(String ip)
     {
         return ipv4.matcher(ip).matches();

Common/Source/src/test/java/dev/brighten/antivpn/utils/AllowlistCommandTest.java

@@ -0,0 +1,171 @@
+package dev.brighten.antivpn.utils;
+
+import com.sun.net.httpserver.HttpExchange;
+import com.sun.net.httpserver.HttpServer;
+import dev.brighten.antivpn.AntiVPN;
+import dev.brighten.antivpn.api.APIPlayer;
+import dev.brighten.antivpn.api.VPNConfig;
+import dev.brighten.antivpn.api.VPNExecutor;
+import dev.brighten.antivpn.command.CommandExecutor;
+import dev.brighten.antivpn.command.impl.AllowlistCommand;
+import dev.brighten.antivpn.database.VPNDatabase;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.lang.reflect.Field;
+import java.net.InetSocketAddress;
+import java.net.ServerSocket;
+import java.nio.charset.StandardCharsets;
+import java.util.Optional;
+import java.util.UUID;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.logging.Level;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+class AllowlistCommandTest {
+
+    private static final UUID FUNKEMUNKY_UUID = UUID.fromString("123e4567-e89b-12d3-a456-426614174000");
+
+    @Mock
+    private AntiVPN antiVPN;
+
+    @Mock
+    private VPNConfig vpnConfig;
+
+    @Mock
+    private VPNDatabase database;
+
+    @Mock
+    private dev.brighten.antivpn.api.PlayerExecutor playerExecutor;
+
+    @Mock
+    private CommandExecutor commandExecutor;
+
+    private TestVPNExecutor vpnExecutor;
+    private AutoCloseable mocks;
+    private AllowlistCommand command;
+
+    @BeforeEach
+    void setUp() throws Exception {
+        mocks = MockitoAnnotations.openMocks(this);
+        vpnExecutor = new TestVPNExecutor();
+        command = new AllowlistCommand();
+
+        when(antiVPN.getVpnConfig()).thenReturn(vpnConfig);
+        when(antiVPN.getExecutor()).thenReturn(vpnExecutor);
+        when(antiVPN.getDatabase()).thenReturn(database);
+        when(antiVPN.getPlayerExecutor()).thenReturn(playerExecutor);
+
+        when(vpnConfig.isDatabaseEnabled()).thenReturn(true);
+
+        setAntiVpnInstance(antiVPN);
+    }
+
+    @AfterEach
+    void tearDown() throws Exception {
+        MiscUtils.resetLookupEndpointsForTesting();
+        setAntiVpnInstance(null);
+
+        if (vpnExecutor != null) {
+            vpnExecutor.getThreadExecutor().shutdownNow();
+        }
+
+        if (mocks != null) {
+            mocks.close();
+        }
+    }
+
+    @Test
+    void onlinePlayerIsWhitelistedWithoutLookup() {
+        APIPlayer onlinePlayer = mock(APIPlayer.class);
+        when(onlinePlayer.getUuid()).thenReturn(FUNKEMUNKY_UUID);
+        when(playerExecutor.getPlayer("funkemunky")).thenReturn(Optional.of(onlinePlayer));
+
+        String result = command.execute(commandExecutor, new String[] {"add", "funkemunky"});
+
+        assertTrue(result.contains(FUNKEMUNKY_UUID.toString()));
+        verify(playerExecutor).getPlayer("funkemunky");
+        verify(database).addWhitelist(FUNKEMUNKY_UUID);
+        verify(database, never()).removeWhitelist(FUNKEMUNKY_UUID);
+    }
+
+    @Test
+    void offlinePlayerFallsBackToMojangLookupWhenPrimaryEndpointCannotBeReached() throws Exception {
+        when(playerExecutor.getPlayer("funkemunky")).thenReturn(Optional.empty());
+
+        int closedPort;
+        try (ServerSocket socket = new ServerSocket(0)) {
+            closedPort = socket.getLocalPort();
+        }
+
+        AtomicInteger mojangHits = new AtomicInteger();
+        HttpServer mojangServer = HttpServer.create(new InetSocketAddress("127.0.0.1", 0), 0);
+        mojangServer.createContext("/users/profiles/minecraft/funkemunky", exchange -> {
+            mojangHits.incrementAndGet();
+            respond(exchange);
+        });
+        mojangServer.start();
+
+        try {
+            MiscUtils.setLookupEndpointsForTesting(
+                    "http://127.0.0.1:" + closedPort + "/mojang/uuid?name=",
+                    "http://127.0.0.1:" + mojangServer.getAddress().getPort() + "/users/profiles/minecraft/"
+            );
+
+            String result = command.execute(commandExecutor, new String[] {"add", "funkemunky"});
+
+            assertTrue(result.contains(FUNKEMUNKY_UUID.toString()));
+            verify(playerExecutor).getPlayer("funkemunky");
+            assertEquals(1, mojangHits.get(), "Expected Mojang lookup to be used as the fallback");
+            verify(database).addWhitelist(FUNKEMUNKY_UUID);
+        } finally {
+            mojangServer.stop(0);
+        }
+    }
+
+    private static void respond(HttpExchange exchange) throws IOException {
+        byte[] bytes = "{\"id\":\"123e4567e89b12d3a456426614174000\"}".getBytes(StandardCharsets.UTF_8);
+        exchange.getResponseHeaders().add("Content-Type", "application/json");
+        exchange.sendResponseHeaders(200, bytes.length);
+        try (exchange; OutputStream outputStream = exchange.getResponseBody()) {
+            outputStream.write(bytes);
+        }
+    }
+
+    private static void setAntiVpnInstance(AntiVPN instance) throws Exception {
+        Field instanceField = AntiVPN.class.getDeclaredField("INSTANCE");
+        instanceField.setAccessible(true);
+        instanceField.set(null, instance);
+    }
+
+    protected static final class TestVPNExecutor extends VPNExecutor {
+        @Override
+        public void registerListeners() {}
+
+        @Override
+        public void log(Level level, String log, Object... objects) {}
+
+        @Override
+        public void log(String log, Object... objects) {}
+
+        @Override
+        public void logException(String message, Throwable ex) {}
+
+        @Override
+        public void runCommand(String command) {}
+
+        @Override
+        public void disablePlugin() {}
+    }
+}

Sponge/SpongeLoader/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 evaluationDependsOn(':Sponge:SpongePlugin')

Sponge/SpongePlugin/build.gradle

@@ -1,11 +1,25 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 dependencies {
     compileOnly 'org.spongepowered:spongeapi:11.0.0'
+    testImplementation 'org.spongepowered:spongeapi:11.0.0'
     compileOnly project(':Common:Source')
+    testImplementation project(':Common:Source')
     compileOnly project(':Common:loader-utils')
+    testImplementation project(':Common:loader-utils')
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.11.4'
+    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation 'org.mockito:mockito-subclass:5.11.0'
+    testImplementation 'org.mockito:mockito-junit-jupiter:5.11.0'
+    testImplementation 'com.github.ben-manes.caffeine:caffeine:3.1.8'
+}
+tasks.compileJava.dependsOn(':Common:Source:jar')
+
+test {
+    useJUnitPlatform()
+    systemProperty 'mockito.mockmaker', 'subclass'
 }
 
 shadowJar {
@@ -15,14 +29,6 @@ shadowJar {
     exclude 'com/google/**'
     exclude 'org/objectweb/**'
     exclude 'org/checkerframework/**'
-
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
-    relocate 'com.github.benmanes.caffeine', 'dev.brighten.antivpn.shaded.com.github.benmanes.caffeine'
-    relocate 'org.h2', 'dev.brighten.antivpn.shaded.org.h2'
-    relocate 'org.bson', 'dev.brighten.antivpn.shaded.org.bson'
-    relocate 'com.mongodb', 'dev.brighten.antivpn.shaded.com.mongodb'
-    relocate 'com.mysql.cj', 'dev.brighten.antivpn.shaded.com.mysql.cj'
-    relocate 'com.mysql.jdbc', 'dev.brighten.antivpn.shaded.com.mysql.jdbc'
 }
 
 tasks.build.dependsOn shadowJar

Universal/build.gradle

@@ -1,36 +0,0 @@
-plugins {
-    id 'com.github.johnrengelman.shadow'
-}
-
-// Aggregate universal jar that embeds platform loaders and the common source jar
-
-evaluationDependsOn(':Common:Source')
-
-dependencies {
-    implementation project(':Bukkit:Loader')
-    implementation project(':Velocity:VelocityLoader')
-    implementation project(':Bungee:BungeeLoader')
-}
-
-shadowJar {
-    archiveClassifier.set('')
-    archiveBaseName.set("AntiVPN-${project.version}-universal")
-
-    // Include the shaded Common:Source jar as a single resource
-    from(project(':Common:Source').tasks.shadowJar) {
-        rename { 'antivpn-source.jarinjar' }
-    }
-
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
-    relocate 'org.bstats', 'dev.brighten.antivpn.shaded.org.bstats'
-    relocate 'org.objectweb', 'dev.brighten.antivpn.shaded.org.objectweb'
-}
-
-tasks.named('shadowJar') {
-    dependsOn(':Common:Source:shadowJar')
-    dependsOn(':Bukkit:Loader:shadowJar')
-    dependsOn(':Velocity:VelocityLoader:shadowJar')
-    dependsOn(':Bungee:BungeeLoader:shadowJar')
-}
-
-tasks.build.dependsOn shadowJar

Velocity/VelocityLoader/build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 evaluationDependsOn(':Velocity:VelocityPlugin')
@@ -8,6 +8,7 @@ dependencies {
     compileOnly 'com.velocitypowered:velocity-api:3.4.0-SNAPSHOT'
     compileOnly project(':Velocity:VelocityPlugin')
     implementation project(':Common:loader-utils')
+    implementation 'org.bstats:bstats-velocity:2.2.1'
 }
 
 shadowJar {

Velocity/VelocityPlugin/build.gradle

@@ -1,18 +1,31 @@
 plugins {
-    id 'com.github.johnrengelman.shadow'
+    id 'com.gradleup.shadow'
 }
 
 dependencies {
     compileOnly 'com.velocitypowered:velocity-api:3.4.0-SNAPSHOT'
+    testImplementation 'com.velocitypowered:velocity-api:3.4.0-SNAPSHOT'
     compileOnly project(':Common:Source')
     compileOnly project(':Common:loader-utils')
     implementation 'org.bstats:bstats-velocity:2.2.1'
+    testImplementation 'org.mockito:mockito-core:5.11.0'
+    testImplementation 'org.mockito:mockito-junit-jupiter:5.11.0'
+    testImplementation 'net.java.dev.jna:jna:5.14.0'
+    testImplementation 'com.github.ben-manes.caffeine:caffeine:3.1.8'
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.11.4'
+    testImplementation project(':Common:Source')
+    testImplementation project(':Common:loader-utils')
+}
+tasks.compileJava.dependsOn(':Common:Source:jar')
+
+test {
+    useJUnitPlatform()
+    jvmArgs("-XX:+EnableDynamicAgentLoading")
 }
 
 shadowJar {
     archiveClassifier.set('')
     relocate 'org.bstats', 'dev.brighten.antivpn.velocity.org.bstats'
-    relocate 'org.yaml.snakeyaml', 'dev.brighten.antivpn.shaded.org.yaml.snakeyaml'
 }
 
 tasks.build.dependsOn shadowJar

build.gradle

@@ -1,19 +1,29 @@
 plugins {
     id 'java'
-    id 'com.github.johnrengelman.shadow' version '8.1.1' apply false
+    id 'com.gradleup.shadow' version '9.4.1'
 }
 
+def aggregateTestProjects = [
+        project(':Common:Source'),
+        project(':Bukkit:Plugin'),
+        project(':Bungee:BungeePlugin'),
+        project(':Sponge:SpongePlugin'),
+        project(':Velocity:VelocityPlugin')
+]
+
 allprojects {
     group = 'dev.brighten.antivpn'
-    version = '1.10.0'
+    version = '1.10.1'
 
     repositories {
-        mavenCentral()
+        maven { url 'https://repo.papermc.io/repository/maven-public/' }
+        maven { url 'https://nexus.funkemunky.cc/repository/papermc-public/' }
+        maven { url 'https://nexus.funkemunky.cc/repository/maven-public/' }
+        maven { url 'https://nexus.funkemunky.cc/repository/maven-central/' }
         maven { url 'https://nexus.funkemunky.cc/content/repositories/releases/' }
         maven { url 'https://hub.spigotmc.org/nexus/content/repositories/snapshots/' }
         maven { url 'https://oss.sonatype.org/content/repositories/snapshots' }
         maven { url 'https://repo.spongepowered.org/repository/maven-public/' }
-        maven { url 'https://repo.velocitypowered.com/releases/' }
         maven { url 'https://jitpack.io' }
     }
 
@@ -21,7 +31,7 @@ allprojects {
 
     java {
         toolchain {
-            languageVersion = JavaLanguageVersion.of(17)
+            languageVersion = JavaLanguageVersion.of(21)
         }
     }
 
@@ -33,5 +43,57 @@ allprojects {
     dependencies {
         compileOnly 'org.projectlombok:lombok:1.18.44'
         annotationProcessor 'org.projectlombok:lombok:1.18.44'
+        testImplementation 'org.junit.jupiter:junit-jupiter:5.11.4'
+        testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+    }
+
+    test {
+        useJUnitPlatform()
+        systemProperty 'mockito.mockmaker', 'subclass'
     }
 }
+
+dependencies {
+    testImplementation 'org.junit.platform:junit-platform-suite:1.11.4'
+}
+
+sourceSets {
+    test {
+        compileClasspath += files(aggregateTestProjects.collect { it.sourceSets.test.output + it.sourceSets.test.compileClasspath })
+        runtimeClasspath += files(aggregateTestProjects.collect { it.sourceSets.test.output + it.sourceSets.test.runtimeClasspath })
+    }
+}
+
+tasks.named('test') {
+    dependsOn(aggregateTestProjects.collect { it.tasks.named('testClasses') })
+    jvmArgs("-XX:+EnableDynamicAgentLoading")
+}
+
+evaluationDependsOn(':Common:Source')
+evaluationDependsOn(':Bukkit:Loader')
+evaluationDependsOn(':Velocity:VelocityLoader')
+evaluationDependsOn(':Bungee:BungeeLoader')
+
+dependencies {
+    implementation project(':Bukkit:Loader')
+    implementation project(':Velocity:VelocityLoader')
+    implementation project(':Bungee:BungeeLoader')
+}
+
+shadowJar {
+    archiveFileName.set("AntiVPN-${project.version}-universal.jar")
+
+    // Include the shaded Common:Source jar as a single resource
+    from(project(':Common:Source').tasks.shadowJar) {
+        rename { 'antivpn-source.jarinjar' }
+    }
+}
+
+tasks.named('shadowJar') {
+    dependsOn(':Common:Source:shadowJar')
+    dependsOn(':Bukkit:Loader:shadowJar')
+    dependsOn(':Velocity:VelocityLoader:shadowJar')
+    dependsOn(':Bungee:BungeeLoader:shadowJar')
+}
+
+tasks.build.dependsOn shadowJar

gradle.properties

@@ -1,2 +0,0 @@
-systemProp.javax.net.ssl.trustStore=NONE
-systemProp.javax.net.ssl.trustStoreType=Windows-ROOT

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
-#Wed Apr 08 09:36:41 EDT 2026
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.0-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 #
-# Copyright © 2015-2021 the original authors.
+# Copyright © 2015 the original authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       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/b631911858264c0b6e4d6603d677ff5218766cee/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -80,13 +82,11 @@ 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##*/}
-
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -114,7 +114,6 @@ case "$( uname )" in                #(
   NONSTOP* )        nonstop=true ;;
 esac
 
-CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
 
 # Determine the Java command to use to start the JVM.
@@ -133,22 +132,29 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
+        # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
     case $MAX_FD in  #(
       '' | soft) :;; #(
       *)
+        # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -165,7 +171,6 @@ fi
 # For Cygwin or MSYS, switch paths to Windows format before running java
 if "$cygwin" || "$msys" ; then
     APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
-    CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
 
     JAVACMD=$( cygpath --unix "$JAVACMD" )
 
@@ -193,18 +198,27 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-# Collect all arguments for the java command;
+
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-#     shell script including quotes and variable substitutions, so put them in
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-#     double quotes to make sure that they get re-expanded; and
+
-#   * put everything else in single quotes, so that it's not re-expanded.
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \
-        -classpath "$CLASSPATH" \
+        -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \
-        org.gradle.wrapper.GradleWrapperMain \
         "$@"
 
+# 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

@@ -13,8 +13,10 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
-@if "%DEBUG%" == "" @echo off
+@if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
 @rem
 @rem  Gradle startup script for Windows
@@ -25,7 +27,8 @@
 if "%OS%"=="Windows_NT" setlocal
 
 set DIRNAME=%~dp0
-if "%DIRNAME%" == "" set DIRNAME=.
+if "%DIRNAME%"=="" set DIRNAME=.
+@rem This is normally unused
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
@@ -40,13 +43,13 @@ 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. 1>&2
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
-echo.
+echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation.
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -56,32 +59,33 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
+echo. 1>&2
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
-echo.
+echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation.
+echo location of your Java installation. 1>&2
 
 goto fail
 
 :execute
 @rem Setup the command line
 
-set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
 
 
 @rem Execute Gradle
-"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%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

@@ -15,4 +15,4 @@ include 'Sponge:SpongeLoader'
 include 'Velocity:VelocityPlugin'
 include 'Velocity:VelocityLoader'
 
-include 'Universal'
+