Update EnderDragon for Paper 26.2

Add option for allowing command loot to be executed for offline players

.github/workflows/main.yml

@@ -6,6 +6,9 @@ on:
       - main
     paths-ignore:
       - 'README*.md'
+  pull_request:
+    branches:
+      - main
 
 jobs:
   build:
@@ -14,13 +17,16 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 21
+    - name: Set up JDK 25
-      uses: actions/setup-java@v3
+      uses: actions/setup-java@v4
       with:
-        java-version: '21'
+        java-version: '25'
         distribution: 'temurin'
         cache: maven
 
+    - name: Install the dependency
+      run: mvn install:install-file -DgroupId=me.clip -DartifactId=placeholderapi -Dversion=2.11.2 -Dpackaging=jar -Dfile=lib/placeholderapi-2.11.2.jar
+    
     - name: Build with Maven
       run: mvn -B package --file pom.xml
 
@@ -39,6 +45,7 @@ jobs:
       run: echo "PROJECT_NAME=$(mvn help:evaluate -Dexpression=project.name -q -DforceStdout)" >> $GITHUB_ENV
 
     - name: Create GitHub Release
+      if: github.event_name == 'push' && github.ref == 'refs/heads/main'
       id: create_release
       uses: actions/create-release@v1
       env:
@@ -46,7 +53,9 @@ jobs:
       with:
         tag_name: v${{ env.PROJECT_VERSION }}
         release_name: ${{ env.PROJECT_NAME }}-${{ env.PROJECT_VERSION }}
+
     - name: Upload Artifact to GitHub Release
+      if: github.event_name == 'push' && github.ref == 'refs/heads/main'
       uses: actions/upload-release-asset@v1
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -55,5 +64,3 @@ jobs:
         asset_path: ./target/${{ env.PROJECT_NAME }}-${{ env.PROJECT_VERSION }}.jar
         asset_name: ${{ env.PROJECT_NAME }}-${{ env.PROJECT_VERSION }}.jar
         asset_content_type: application/java-archive
-
-

.gitignore

@@ -0,0 +1,2 @@
+target
+.idea

README.md

@@ -34,3 +34,5 @@ Thank you all for your attention and support!
 The JAR files in the `lib` directory have been processed, with their method bodies removed to mitigate infringement risks.
 
 > 已对 `lib` 目录下的 Jar 包进行处理，已移除方法体以避免侵权风险。
+
+[How to obtain the original JAR?](https://www.spigotmc.org/wiki/buildtools/)

pom.xml

@@ -6,13 +6,13 @@
 
     <groupId>pers.xanadu</groupId>
     <artifactId>EnderDragon</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>2.5.9-tss3</version>
     <packaging>jar</packaging>
 
     <name>EnderDragon</name>
 
     <properties>
-        <java.version>1.8</java.version>
+        <java.version>25</java.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 
@@ -21,16 +21,22 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.1</version>
+                <version>3.14.1</version>
                 <configuration>
-                    <source>8</source>
+                    <release>${java.version}</release>
-                    <target>8</target>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>1.18.46</version>
+                        </path>
+                    </annotationProcessorPaths>
                 </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.2.4</version>
+                <version>3.6.2</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -148,6 +154,10 @@
     </build>
 
     <repositories>
+        <repository>
+            <id>papermc</id>
+            <url>https://repo.papermc.io/repository/maven-public/</url>
+        </repository>
         <repository>
             <id>spigotmc-repo</id>
             <url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
@@ -179,16 +189,15 @@
 <!--            <scope>provided</scope>-->
 <!--        </dependency>-->
         <dependency>
-            <groupId>org.spigotmc1.20.6</groupId>
+            <groupId>io.papermc.paper</groupId>
-            <artifactId>spigot-api</artifactId>
+            <artifactId>paper-api</artifactId>
-            <version>1.20.6-R0.1</version>
+            <version>26.2.build.112-stable</version>
-            <scope>system</scope>
+            <scope>provided</scope>
-            <systemPath>${basedir}/lib/spigot-api-1.20.6-R0.1-20240613.152322-4-shaded.jar</systemPath>
         </dependency>
         <dependency>
             <groupId>me.clip</groupId>
             <artifactId>placeholderapi</artifactId>
-            <version>2.11.2</version>
+            <version>2.11.6</version>
             <scope>provided</scope>
 <!--            <systemPath>${basedir}/lib/PlaceholderAPI-2.11.2.jar</systemPath>-->
         </dependency>
@@ -222,13 +231,13 @@
         <dependency>
             <groupId>org.apache.groovy</groupId>
             <artifactId>groovy</artifactId>
-            <version>4.0.18</version>
+            <version>4.0.32</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
-            <version>1.18.30</version>
+            <version>1.18.46</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

src/main/java/pers/xanadu/enderdragon/listener/DragonDeathListener.java

@@ -99,16 +99,13 @@ public class DragonDeathListener implements Listener {
     private static void handleSpecialLoot(final MyDragon myDragon, final EnderDragon dragon){
         List<Pair<String,Double>> list = DamageManager.getDamageList(dragon.getUniqueId());
         list.sort(DamageManager::sortByDamage);
-        Set<String> online_players = new HashSet<>();
-        Bukkit.getOnlinePlayers().forEach(player -> online_players.add(player.getName()));
         List<SpecialLoot> participants = myDragon.lootMap.get(0);
+        // 是否给所有参与者发奖励
         boolean tag = participants != null;
         int size = list.size();
         for(int i=0;i<size;i++){
             Pair<String,Double> pair = list.get(i);
             String name = pair.first;
-            //玩家不在线
-            if(!online_players.contains(name)) continue;
             String damage = String.format("%.2f",pair.second);
             //所有参与者
             if(tag) participants.forEach(loot -> loot.accept(name,damage));

src/main/java/pers/xanadu/enderdragon/listener/DragonSpawnListener.java

@@ -73,15 +73,15 @@ public class DragonSpawnListener implements Listener {
             Lang.broadcastMSG(str.replaceAll("%times%",String.valueOf(times)));
         }
         dragon.setCustomName(myDragon.display_name);
-        setAttribute(dragon, Attribute.GENERIC_MAX_HEALTH, myDragon.max_health);
+        setAttribute(dragon, Attribute.MAX_HEALTH, myDragon.max_health);
         dragon.setHealth(myDragon.spawn_health);
         dragon.setMaximumNoDamageTicks(myDragon.no_damage_tick);
 
         //modifyAttribute(dragon, Attribute.GENERIC_MOVEMENT_SPEED, myDragon.move_speed_modify);//
 
-        modifyAttribute(dragon, Attribute.GENERIC_ARMOR, myDragon.armor_modify);
+        modifyAttribute(dragon, Attribute.ARMOR, myDragon.armor_modify);
 
-        modifyAttribute(dragon, Attribute.GENERIC_ARMOR_TOUGHNESS, myDragon.armor_toughness_modify);
+        modifyAttribute(dragon, Attribute.ARMOR_TOUGHNESS, myDragon.armor_toughness_modify);
         String color = myDragon.glow_color.toUpperCase();
         if(color.equals("NONE")) dragon.setGlowing(false);
         else setGlowingColor(dragon,getGlowColor(color));

src/main/java/pers/xanadu/enderdragon/manager/DragonManager.java

@@ -281,7 +281,8 @@ public class DragonManager {
                 SpecialLoot specialLoot;
                 if("command".equals(type)){
                     List<String> commands = loot.getStringList("data");
-                    specialLoot = (player, damage) -> handleCommandLoot(commands,player,damage);
+                    boolean executeOffline = loot.getBoolean("execute-if-offline");
+                    specialLoot = (player, damage) -> handleCommandLoot(commands,player,damage,executeOffline);
                 }
                 else if("exp".equals(type)){
                     int amount = loot.getInt("data"+f.options().pathSeparator()+"amount");
@@ -325,8 +326,13 @@ public class DragonManager {
         dragon_names.add(myDragon.unique_name);
         sum += edge;
     }
-    private static void handleCommandLoot(List<String> list, String name, String damage){
+    private static void handleCommandLoot(List<String> list, String name, String damage, boolean executeOffline){
         if(list == null) return;
+
+        Player player = Bukkit.getPlayer(name);
+        if (player == null && !executeOffline)
+            return;
+
         for (String cmd : list) {
             if(cmd.equals("")) continue;
             plugin.getServer().dispatchCommand(plugin.getServer().getConsoleSender(),cmd.replaceAll("%player%",name).replaceAll("%damage%",damage));

src/main/java/pers/xanadu/enderdragon/util/NMSUtil.java

@@ -51,7 +51,7 @@ public class NMSUtil {
     public void init(){
         String version = Version.getVersion();
         try{
-            this.CraftWorldClass = Class.forName("org.bukkit.craftbukkit." + version + ".CraftWorld");
+            this.CraftWorldClass = ClassResolver.obc("CraftWorld");
             this.getNMSWord = CraftWorldClass.getDeclaredMethod("getHandle");
             this.WorldClass = this.getNMSWord.getReturnType().getSuperclass();
             this.world_c_environment = CraftWorldClass.getDeclaredField("environment");
@@ -60,12 +60,12 @@ public class NMSUtil {
                 this.WorldProviderClass = Class.forName("net.minecraft.server."+version+".WorldProvider");
                 //this.WorldProviderTheEndClass = Class.forName("net.minecraft.server."+version+".WorldProviderTheEnd");
             }
-            this.CraftItemStackClass = Class.forName("org.bukkit.craftbukkit." + version + ".inventory.CraftItemStack");
+            this.CraftItemStackClass = ClassResolver.obc("inventory.CraftItemStack");
-            this.CraftMetaItemClass = Class.forName("org.bukkit.craftbukkit." + version + ".inventory.CraftMetaItem");
+            this.CraftMetaItemClass = ClassResolver.obc("inventory.CraftMetaItem");
             this.unhandledTags = CraftMetaItemClass.getDeclaredField("unhandledTags");
             unhandledTags.setAccessible(true);
             this.NMSItemStackClass = CraftItemStackClass.getDeclaredField("handle").getType();
-            this.CraftEntityClass = Class.forName("org.bukkit.craftbukkit."+version+".entity.CraftEntity");
+            this.CraftEntityClass = ClassResolver.obc("entity.CraftEntity");
             init_NBTTagCompoundClass();
             init_NBTBaseClass();
             if (!Version.isNBT_UPDATE()){
@@ -83,11 +83,17 @@ public class NMSUtil {
 
 
             if(Version.mcMainVersion<=16) this.MojangsonParserClass = Class.forName("net.minecraft.server."+version+".MojangsonParser");
-            else this.MojangsonParserClass = Class.forName("net.minecraft.nbt.MojangsonParser");
+            else if (Version.mcMainVersion < 26) this.MojangsonParserClass = Class.forName("net.minecraft.nbt.MojangsonParser");
+            else {
+                // TODO: 2026/5/3 16:21
+                this.MojangsonParserClass = null;
+            }
+            if (this.MojangsonParserClass != null) {
                 this.stringToCPD = MojangsonParserClass.getMethod(getMethodName(ReflectiveMethod.MojangsonParser_parse),String.class);
+            }
 
             if(Version.mcMainVersion>=14){
-                this.CraftPersistentDataContainerClass = Class.forName("org.bukkit.craftbukkit." + version + ".persistence.CraftPersistentDataContainer");
+                this.CraftPersistentDataContainerClass = ClassResolver.obc("persistence.CraftPersistentDataContainer");
                 this.PDCtoCPD = CraftPersistentDataContainerClass.getDeclaredMethod("toTagCompound");
                 if (!Version.isNBT_UPDATE()){
                     this.PersistentDataContainer_putAll = CraftPersistentDataContainerClass.getDeclaredMethod("putAll",NBTTagCompoundClass);
@@ -101,6 +107,44 @@ public class NMSUtil {
         }
         if(Config.debug) check();
     }
+
+    public static final class ClassResolver {
+
+        private static final String OBC_BASE = "org.bukkit.craftbukkit";
+        private static final String NMS_LEGACY_BASE = "net.minecraft.server";
+        private static final String NMS_MODERN_BASE = "net.minecraft";
+
+        private static final String VERSION = Version.getVersion();
+
+        private static boolean isModern() {
+            return Version.mcMainVersion >= 26;
+        }
+
+        public static Class<?> obc(String path) throws ClassNotFoundException {
+            String fullName;
+
+            if (isModern()) {
+                fullName = OBC_BASE + "." + path;
+            } else {
+                fullName = OBC_BASE + "." + VERSION + "." + path;
+            }
+
+            return Class.forName(fullName);
+        }
+
+        public static Class<?> nms(String path) throws ClassNotFoundException {
+            String fullName;
+
+            if (isModern()) {
+                fullName = NMS_MODERN_BASE + "." + path;
+            } else {
+                fullName = NMS_LEGACY_BASE + "." + VERSION + "." + path;
+            }
+
+            return Class.forName(fullName);
+        }
+    }
+
     public void check(){
         try{
             Field[] fields = NMSUtil.class.getDeclaredFields();
@@ -303,7 +347,7 @@ public class NMSUtil {
     }
     private void init_NBTTagCompoundClass(){
         try{
-            Class<?> CraftMetaBlockStateClass = Class.forName("org.bukkit.craftbukkit."+Version.getVersion()+".inventory.CraftMetaBlockState");
+            Class<?> CraftMetaBlockStateClass = ClassResolver.obc("inventory.CraftMetaBlockState");
             Field field = CraftMetaBlockStateClass.getDeclaredField("blockEntityTag");
             this.NBTTagCompoundClass = field.getType();
             return;

src/main/java/pers/xanadu/enderdragon/util/UpdateChecker.java

@@ -15,7 +15,7 @@ import java.net.URLConnection;
 public final class UpdateChecker {
     public static void checkUpdate(){
         // https://github.com/iXanadu13/EnderDragon/issues/17
-        if (EnderDragon.plugin.getConfig().getBoolean("skip_update_check")) return;
+        if (EnderDragon.plugin.getConfig().getBoolean("skip_update_check", true)) return;
         Lang.info(Lang.plugin_checking_update);
         new BukkitRunnable(){
             @Override

src/main/java/pers/xanadu/enderdragon/util/Version.java

@@ -9,10 +9,6 @@ import pers.xanadu.enderdragon.nms.NMSItem.INMSItemManager;
 import pers.xanadu.enderdragon.nms.RespawnAnchor.IRespawnAnchorManager;
 import pers.xanadu.enderdragon.nms.WorldData.IWorldDataManager;
 
-import java.lang.reflect.Field;
-
-import static org.bukkit.Bukkit.getServer;
-
 public class Version {
     public static final String setting_dragon = "2.5.4";
     public static final String lang = "2.2.0";
@@ -26,30 +22,32 @@ public class Version {
     private static String version = "no version found";
     private static boolean isMohist = false;
     public static void init(){
+        String minecraftVersion = Bukkit.getMinecraftVersion();
+        String[] parts = minecraftVersion.split("\\.");
+        int first = Integer.parseInt(parts[0]);
+
+        if (first >= 26) {
+            // Paper 26.x no longer version-qualifies CraftBukkit packages.
+            version = minecraftVersion;
+            mcMainVersion = first;
+            mcPatchVersion = parts.length > 1 ? Integer.parseInt(parts[1]) : 0;
+        } else {
+            // Retained for the legacy implementation classes still bundled in the project.
             try {
-            version = getServer().getClass().getPackage().getName().split("\\.")[3];
+                version = Bukkit.getServer().getClass().getPackage().getName().split("\\.")[3];
-        } catch (Throwable throwable) {
+            } catch (RuntimeException ex) {
-            try{
+                version = minecraftVersion;
-                //paper 1.20.6+
-                Class<?> clazz = Class.forName("io.papermc.paper.util.MappingEnvironment");
-                Field LEGACY_CB_VERSION = clazz.getField("LEGACY_CB_VERSION");
-                version = (String) LEGACY_CB_VERSION.get(null);
-            }catch (ReflectiveOperationException e){
-                throwable.printStackTrace();
-                Lang.warn("Failed to get nms-version!");
-                Bukkit.getServer().getPluginManager().disablePlugin(EnderDragon.plugin);
             }
+            mcMainVersion = parts.length > 1 ? Integer.parseInt(parts[1]) : first;
+            mcPatchVersion = parts.length > 2 ? Integer.parseInt(parts[2]) : 0;
         }
-        String[] mc_version = getServer().getBukkitVersion().split("-")[0].split("\\.");
+
-        mcMainVersion = Integer.parseInt(mc_version[1]);
-        if(mc_version.length<=2) mcPatchVersion = 0;
-        else mcPatchVersion = Integer.parseInt(mc_version[2]);
         Lang.info("Found version: " + version);
         try{
             Class.forName("net.minecraftforge.server.ServerMain");
             isMohist = true;
         }catch(ReflectiveOperationException ignored){}
-        NBT_UPDATE = mcMainVersion > 20 || mcMainVersion == 20 && mcPatchVersion >=5;
+        NBT_UPDATE = mcMainVersion > 20 || mcMainVersion == 20 && mcPatchVersion >= 5;
     }
     public static INMSItemManager getNMSItemManager(){
         switch (version){

src/main/resources/plugin.yml

@@ -1,8 +1,8 @@
 name: EnderDragon
-version: 2.5.6
+version: ${project.version}
 main: pers.xanadu.enderdragon.EnderDragon
 author: Xanadu13
-api-version: 1.13
+api-version: '26.2'
 softdepend:
   - MMOItems
   - MythicLib