v1.3.2

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '17'
+          java-version: '21'
 
       # Build plugin
       - name: Build with Maven

.github/workflows/tests.yml

@@ -6,12 +6,12 @@ jobs:
   test:
     runs-on: ubuntu-latest
     timeout-minutes: 8
-    continue-on-error: ${{ matrix.version == '1.20.4' }}
+    continue-on-error: ${{ matrix.version == '1.21.1' }}
     strategy:
       fail-fast: false
       matrix:
         flavor: ['bukkit', 'spigot', 'paper', 'purpur']
-        version: ['1.20.4', '1.19.4', '1.18.2', '1.17.1', '1.16.5']
+        version: ['1.21.1', '1.20.6', '1.19.4', '1.18.2', '1.17.1', '1.16.5']
     steps:
       # Download code from repository
       - name: Checkout code
@@ -22,7 +22,7 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '17'
+          java-version: '21'
 
       # Build plugin
       - name: Build with Maven
@@ -33,7 +33,14 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: ${{ startsWith(matrix.version, '1.16') && '11' || (startsWith(matrix.version, '1.17') && '16' || '17') }}
+          java-version: |
+            ${{
+              startsWith(matrix.version, '1.16') && '11' ||
+              startsWith(matrix.version, '1.17') && '16' ||
+              startsWith(matrix.version, '1.18') && '17' ||
+              startsWith(matrix.version, '1.19') && '17' ||
+              '21'
+            }}
 
       # Setup Node.js
       - name: Setup Node.js

README.md

@@ -25,7 +25,7 @@ Download the JAR file for the [latest release](https://github.com/josemmo/yamipa
 Before installing Yamipa make sure you meet the following requirements:
 
 - CraftBukkit, Spigot or PaperMC 1.16 or higher
-- [ProtocolLib](https://www.spigotmc.org/resources/protocollib.1997/) v5.0.0 or higher
+- [ProtocolLib](https://www.spigotmc.org/resources/protocollib.1997/) v5.3.0 or higher
 
 Here are the Minecraft distributions where Yamipa should be able to run:
 | Minecraft version | CraftBukkit | Spigot | PaperMC |
@@ -35,6 +35,7 @@ Here are the Minecraft distributions where Yamipa should be able to run:
 |     1.18 & 1.18.x |     ✅      |   ✅    |   ✅    |
 |     1.19 & 1.19.x |     ✅      |   ✅    |   ✅    |
 |     1.20 & 1.20.x |     ✅      |   ✅    |   ✅    |
+|     1.21 & 1.21.x |     ✅      |   ✅    |   ✅    |
 
 ## Configuration
 Yamipa is ready-to-go right out of the box. By default, it creates the following files and directories under the

automata/package.json

@@ -6,7 +6,7 @@
         "start": "node index.js"
     },
     "dependencies": {
-        "mineflayer": "^4.14.0",
-        "rcon-client": "^4.2.3"
+        "mineflayer": "^4.21.0",
+        "rcon-client": "^4.2.5"
     }
 }

automata/src/bot.js

@@ -7,7 +7,7 @@ export function startBot() {
     return new Promise(resolve => {
         const bot = mineflayer.createBot({
             host: '127.0.0.1',
-            username: 'test'
+            username: 'test',
         })
         bot.once('spawn', () => resolve(bot))
     })
@@ -23,6 +23,6 @@ export function placeBlockOnTheFloor(bot) {
         hand: 0,
         cursorX: 0,
         cursorY: 0,
-        cursorZ: 0
+        cursorZ: 0,
     })
 }

automata/src/rcon.js

@@ -5,7 +5,7 @@ const CONNECTION = {
     host: '127.0.0.1',
     port: 25575,
     password: 'rcon',
-    timeout: 1000*20
+    timeout: 1000*20,
 }
 
 export async function waitForServer() {

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>io.josemmo.bukkit.plugin</groupId>
     <artifactId>YamipaPlugin</artifactId>
-    <version>1.3.1</version>
+    <version>1.3.2</version>
 
     <properties>
         <maven.compiler.source>8</maven.compiler.source>
@@ -42,15 +42,15 @@
         <dependency>
             <groupId>org.spigotmc</groupId>
             <artifactId>spigot-api</artifactId>
-            <version>1.20.4-R0.1-SNAPSHOT</version>
+            <version>1.21.1-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
 
-        <!-- https://repo.dmulloy2.net/service/rest/repository/browse/public/com/comphenix/protocol/ProtocolLib/ -->
+        <!-- https://jitpack.io/com/github/dmulloy2/ProtocolLib/ -->
         <dependency>
-            <groupId>com.comphenix.protocol</groupId>
+            <groupId>com.github.dmulloy2</groupId>
             <artifactId>ProtocolLib</artifactId>
-            <version>5.2.0-SNAPSHOT</version>
+            <version>1e3fa2d36e</version>
             <scope>provided</scope>
         </dependency>
 
@@ -66,7 +66,7 @@
         <dependency>
             <groupId>org.bstats</groupId>
             <artifactId>bstats-bukkit</artifactId>
-            <version>3.0.2</version>
+            <version>3.1.0</version>
         </dependency>
 
         <!-- https://central.sonatype.com/artifact/net.luckperms/api -->
@@ -93,35 +93,35 @@
             <scope>provided</scope>
         </dependency>
 
-        <!-- https://jitpack.io/com/github/TechFortress/GriefPrevention/ -->
+        <!-- https://jitpack.io/com/github/GriefPrevention/GriefPrevention/ -->
         <dependency>
-            <groupId>com.github.TechFortress</groupId>
+            <groupId>com.github.GriefPrevention</groupId>
             <artifactId>GriefPrevention</artifactId>
-            <version>16.18.2</version>
+            <version>16.18.4</version>
             <scope>provided</scope>
         </dependency>
 
         <!-- https://jitpack.io/com/github/TownyAdvanced/towny/ -->
         <dependency>
-            <groupId>com.github.TownyAdvanced</groupId>
+            <groupId>com.github.TownyAdvanced.Towny</groupId>
             <artifactId>towny</artifactId>
-            <version>0.100.1.17</version>
+            <version>0.100.4.4</version>
             <scope>provided</scope>
         </dependency>
 
         <!-- https://jitpack.io/com/github/Angeschossen/LandsAPI/ -->
         <dependency>
-            <groupId>com.github.angeschossen</groupId>
+            <groupId>com.github.Angeschossen</groupId>
             <artifactId>LandsAPI</artifactId>
-            <version>6.44.10</version>
+            <version>7.9.17</version>
             <scope>provided</scope>
         </dependency>
 
         <!-- https://central.sonatype.com/artifact/org.jetbrains/annotations -->
         <dependency>
             <groupId>org.jetbrains</groupId>
             <artifactId>annotations</artifactId>
-            <version>24.1.0</version>
+            <version>26.0.0</version>
             <scope>provided</scope>
         </dependency>
     </dependencies>

src/main/java/io/josemmo/bukkit/plugin/packets/EntityMetadataPacket.java

@@ -20,7 +20,7 @@ public class EntityMetadataPacket extends PacketContainer {
     private final List<WrappedDataValue> values = new ArrayList<>(); // For >= 1.19.3
 
     static {
-        USE_DATA_WATCHER = (Internals.MINECRAFT_VERSION < 19.3f);
+        USE_DATA_WATCHER = (Internals.MINECRAFT_VERSION < 19.3);
         ITEM_INDEX = (Internals.MINECRAFT_VERSION < 17) ? 7 : 8;
         ROTATION_INDEX = ITEM_INDEX + 1;
     }

src/main/java/io/josemmo/bukkit/plugin/packets/MapDataPacket.java

@@ -2,36 +2,65 @@
 
 import com.comphenix.protocol.PacketType;
 import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.injector.StructureCache;
+import com.comphenix.protocol.reflect.ExactReflection;
 import com.comphenix.protocol.reflect.StructureModifier;
+import com.comphenix.protocol.utility.MinecraftReflection;
 import io.josemmo.bukkit.plugin.utils.Internals;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.ParameterizedType;
+import java.util.Optional;
 
 public class MapDataPacket extends PacketContainer {
     private static final int LOCKED_INDEX;
+    private static final @Nullable Constructor<?> MAP_ID_CONSTRUCTOR;
     private @Nullable StructureModifier<?> mapDataModifier;
 
     static {
         LOCKED_INDEX = (Internals.MINECRAFT_VERSION < 17) ? 1 : 0;
+        if (Internals.MINECRAFT_VERSION < 20.5) {
+            MAP_ID_CONSTRUCTOR = null;
+        } else {
+            Class<?> mapIdClass = MinecraftReflection.getNullableNMS("world.level.saveddata.maps.MapId");
+            MAP_ID_CONSTRUCTOR = ExactReflection.fromClass(mapIdClass, true).findConstructor(int.class);
+        }
     }
 
     public MapDataPacket() {
         super(PacketType.Play.Server.MAP);
         getModifier().writeDefaults();
 
         if (Internals.MINECRAFT_VERSION < 17) {
-            // Disable tracking position
-            getBooleans().write(0, false);
-        } else {
-            // Create modifier for map data instance
+            getBooleans().write(0, false); // Disable tracking position
+        } else if (Internals.MINECRAFT_VERSION < 20.5) {
             Class<?> mapDataType = getModifier().getField(4).getType();
             Object mapDataInstance = getModifier().read(4);
             mapDataModifier = new StructureModifier<>(mapDataType).withTarget(mapDataInstance);
+        } else {
+            ParameterizedType genericType = (ParameterizedType) getModifier().getField(4).getGenericType();
+            Class<?> mapDataType = (Class<?>) genericType.getActualTypeArguments()[0];
+            Object mapDataInstance = StructureCache.newInstance(mapDataType);
+            getModifier().write(3, Optional.empty());
+            getModifier().write(4, Optional.of(mapDataInstance));
+            mapDataModifier = new StructureModifier<>(mapDataType).withTarget(mapDataInstance);
         }
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     public @NotNull MapDataPacket setId(int id) {
-        getIntegers().write(0, id);
+        if (MAP_ID_CONSTRUCTOR == null) {
+            getIntegers().write(0, id);
+        } else {
+            try {
+                Class<?> mapIdClass = MAP_ID_CONSTRUCTOR.getDeclaringClass();
+                Object mapIdInstance = MAP_ID_CONSTRUCTOR.newInstance(id);
+                ((StructureModifier) getSpecificModifier(mapIdClass)).write(0, mapIdInstance);
+            } catch (Exception e) {
+                throw new RuntimeException("Failed to instantiate MapId for map #" + id);
+            }
+        }
         return this;
     }
 

src/main/java/io/josemmo/bukkit/plugin/renderer/FakeEntity.java

@@ -4,7 +4,7 @@
 import com.comphenix.protocol.ProtocolLibrary;
 import com.comphenix.protocol.ProtocolManager;
 import com.comphenix.protocol.events.PacketContainer;
-import com.comphenix.protocol.injector.player.PlayerInjectionHandler;
+import com.comphenix.protocol.injector.netty.manager.NetworkManagerInjector;
 import com.comphenix.protocol.wrappers.WrappedDataWatcher;
 import io.josemmo.bukkit.plugin.YamipaPlugin;
 import io.josemmo.bukkit.plugin.utils.Internals;
@@ -17,23 +17,23 @@
 public abstract class FakeEntity {
     private static final Logger LOGGER = Logger.getLogger("FakeEntity");
     private static final ProtocolManager CONNECTION = ProtocolLibrary.getProtocolManager();
-    private static @Nullable PlayerInjectionHandler PLAYER_INJECTION_HANDLER;
+    private static @Nullable NetworkManagerInjector NETWORK_MANAGER_INJECTOR;
     private static boolean READY = false;
 
     static {
         try {
             for (Field field : CONNECTION.getClass().getDeclaredFields()) {
-                if (field.getType().equals(PlayerInjectionHandler.class)) {
+                if (field.getType().equals(NetworkManagerInjector.class)) {
                     field.setAccessible(true);
-                    PLAYER_INJECTION_HANDLER = (PlayerInjectionHandler) field.get(CONNECTION);
+                    NETWORK_MANAGER_INJECTOR = (NetworkManagerInjector) field.get(CONNECTION);
                     break;
                 }
             }
-            if (PLAYER_INJECTION_HANDLER == null) {
+            if (NETWORK_MANAGER_INJECTOR == null) {
                 throw new RuntimeException("No valid candidate field found in ProtocolManager");
             }
         } catch (Exception e) {
-            LOGGER.severe("Failed to get PlayerInjectionHandler from ProtocolLib", e);
+            LOGGER.severe("Failed to get NetworkManagerInjector from ProtocolLib", e);
         }
     }
 
@@ -85,10 +85,14 @@ protected static void tryToSleep(long ms) {
      */
     protected static void tryToSendPacket(@NotNull Player player, @NotNull PacketContainer packet) {
         try {
-            if (PLAYER_INJECTION_HANDLER == null) { // Use single-threaded packet sending if reflection failed
+            if (NETWORK_MANAGER_INJECTOR == null) { // Use single-threaded packet sending if reflection failed
                 CONNECTION.sendServerPacket(player, packet);
             } else { // Use non-blocking packet sending if available (faster, the expected case)
-                PLAYER_INJECTION_HANDLER.sendServerPacket(player, packet, null, false);
+                NETWORK_MANAGER_INJECTOR.getInjector(player).sendClientboundPacket(
+                    packet.getHandle(),
+                    null,
+                    false
+                );
             }
         } catch (IllegalStateException e) {
             // Server is shutting down and cannot send the packet, ignore
@@ -103,7 +107,7 @@ protected static void tryToSendPacket(@NotNull Player player, @NotNull PacketCon
      * @param packets Packets to send
      */
     protected static void tryToSendPackets(@NotNull Player player, @NotNull Iterable<PacketContainer> packets) {
-        if (Internals.MINECRAFT_VERSION < 19.4f) {
+        if (Internals.MINECRAFT_VERSION < 19.4) {
             for (PacketContainer packet : packets) {
                 tryToSendPacket(player, packet);
             }

src/main/java/io/josemmo/bukkit/plugin/renderer/FakeItemFrame.java

@@ -1,9 +1,6 @@
 package io.josemmo.bukkit.plugin.renderer;
 
 import com.comphenix.protocol.events.PacketContainer;
-import com.comphenix.protocol.utility.MinecraftReflection;
-import com.comphenix.protocol.wrappers.nbt.NbtCompound;
-import com.comphenix.protocol.wrappers.nbt.NbtFactory;
 import io.josemmo.bukkit.plugin.packets.DestroyEntityPacket;
 import io.josemmo.bukkit.plugin.packets.EntityMetadataPacket;
 import io.josemmo.bukkit.plugin.packets.SpawnEntityPacket;
@@ -16,9 +13,11 @@
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.MapMeta;
 import org.jetbrains.annotations.NotNull;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 import java.util.concurrent.atomic.AtomicInteger;
 
 public class FakeItemFrame extends FakeEntity {
@@ -137,6 +136,7 @@ public int getId() {
      * @param player Player who is expected to receive packets (for caching reasons)
      * @param step   Map step
      */
+    @SuppressWarnings("deprecation")
     public @NotNull List<PacketContainer> getRenderPackets(@NotNull Player player, int step) {
         List<PacketContainer> packets = new ArrayList<>(2);
 
@@ -147,10 +147,10 @@ public int getId() {
         }
 
         // Create and attach filled map
-        ItemStack itemStack = MinecraftReflection.getBukkitItemStack(new ItemStack(Material.FILLED_MAP));
-        NbtCompound itemStackNbt = NbtFactory.ofCompound("tag");
-        itemStackNbt.put("map", maps[step].getId());
-        NbtFactory.setItemTag(itemStack, itemStackNbt);
+        ItemStack itemStack = new ItemStack(Material.FILLED_MAP);
+        MapMeta itemStackMeta = Objects.requireNonNull((MapMeta) itemStack.getItemMeta());
+        itemStackMeta.setMapId(maps[step].getId());
+        itemStack.setItemMeta(itemStackMeta);
 
         // Build entity metadata packet
         EntityMetadataPacket metadataPacket = new EntityMetadataPacket();