From 6565b8dcdf62b5c54df619bff4b548d1761117f0 Mon Sep 17 00:00:00 2001
From: Xanadu13 <104714710+iXanadu13@users.noreply.github.com>
Date: Fri, 25 Aug 2023 21:49:41 +0800
Subject: [PATCH] Delete src/main/java/pers/xanadu/enderdragon/util directory

---
 .../pers/xanadu/enderdragon/util/AExpJ.java   |  63 ---
 .../xanadu/enderdragon/util/AliasSample.java  |  42 --
 .../xanadu/enderdragon/util/ColorUtil.java    |  63 ---
 .../xanadu/enderdragon/util/MathUtil.java     | 101 ----
 .../xanadu/enderdragon/util/MyDragon.java     |  60 ---
 .../xanadu/enderdragon/util/MyUpdater.java    |  40 --
 .../pers/xanadu/enderdragon/util/NMSUtil.java | 444 ------------------
 .../pers/xanadu/enderdragon/util/Pair.java    |  11 -
 .../pers/xanadu/enderdragon/util/Version.java |  83 ----
 9 files changed, 907 deletions(-)
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/AExpJ.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/AliasSample.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/ColorUtil.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/MathUtil.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/MyDragon.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/MyUpdater.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/NMSUtil.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/Pair.java
 delete mode 100644 src/main/java/pers/xanadu/enderdragon/util/Version.java

diff --git a/src/main/java/pers/xanadu/enderdragon/util/AExpJ.java b/src/main/java/pers/xanadu/enderdragon/util/AExpJ.java
deleted file mode 100644
index b84b3f4..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/AExpJ.java
+++ /dev/null
@@ -1,63 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import java.util.*;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ThreadLocalRandom;
-
-public final class AExpJ {
-    public static <T> List<T> sample(ConcurrentHashMap<T,Double> mp,int m){
-        List<Pair<T,Double>> list = new ArrayList<>();
-        mp.forEach((k,v)->list.add(new Pair<>(k,v)));
-        return sample(list,m);
-    }
-    public static <T> List<T> sample(List<Pair<T,Double>> samples, int m) {
-        PriorityQueue<Pair<T,Double>> heap = new PriorityQueue<>(Comparator.comparingDouble(p -> p.second));
-        double Xw = 0.0;
-        double Tw = 0.0;
-        double w_acc = 0.0;
-        for (Pair<T,Double> sample : samples) {
-            if (heap.size() < m) {
-                double wi = sample.second;
-                double ui = ThreadLocalRandom.current().nextDouble();
-                double ki = Math.pow(ui, 1 / wi);
-                heap.offer(new Pair<>(sample.first, ki));
-                continue;
-            }
-            if (w_acc == 0) {
-                if (heap.isEmpty()) break;
-                Tw = heap.peek().second;
-                double r = ThreadLocalRandom.current().nextDouble();
-                Xw = Math.log(r) / Math.log(Tw);
-            }
-            double wi = sample.second;
-            if (w_acc + wi < Xw) {
-                w_acc += wi;
-                continue;
-            }
-            else w_acc = 0;
-            double tw = Math.pow(Tw, wi);
-            double r2 = ThreadLocalRandom.current().nextDouble() * (1 - tw) + tw;
-            double ki = Math.pow(r2, 1 / wi);
-            heap.poll();
-            heap.offer(new Pair<>(sample.first, ki));
-        }
-        List<T> res = new ArrayList<>();
-        for (Pair<T,Double> pair : heap) {
-            res.add(pair.first);
-        }
-        return res;
-    }
-
-//    public static void main(String[] args) {
-//        List<Pair<String,Double>> samples = new ArrayList<>();
-//        samples.add(new Pair<>("item1", 0.8));
-//        samples.add(new Pair<>("item2", 0.4));
-//        samples.add(new Pair<>("item3", 0.2));
-//        Map<String,Integer> mp = new HashMap<>();
-//        for(int i=0;i<1e5;i++){
-//            List<String> result = sample(samples, 1);
-//            mp.compute(result.get(0), (k, v)->v==null?1:v+1);
-//        }
-//        System.out.println(mp);
-//    }
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/AliasSample.java b/src/main/java/pers/xanadu/enderdragon/util/AliasSample.java
deleted file mode 100644
index 6a8a4f4..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/AliasSample.java
+++ /dev/null
@@ -1,42 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import java.util.*;
-import java.util.concurrent.ThreadLocalRandom;
-
-public final class AliasSample {
-    private final int[] alias;
-    private final double[] probability;
-    public AliasSample(List<Double> probabilities) {
-        if (probabilities == null) throw new NullPointerException();
-        if (probabilities.size() == 0)
-            throw new IllegalArgumentException("Probability vector can't be empty.");
-        this.probability = new double[probabilities.size()];
-        this.alias = new int[probabilities.size()];
-        final double average = 1.0 / probabilities.size();
-        probabilities = new ArrayList<>(probabilities);//make a copy of list, avoid modifying the param
-        Deque<Integer> small = new ArrayDeque<>();
-        Deque<Integer> large = new ArrayDeque<>();
-        for (int i = 0; i < probabilities.size(); ++i) {
-            if (probabilities.get(i) >= average) large.add(i);
-            else small.add(i);
-        }
-        while (!small.isEmpty() && !large.isEmpty()) {
-            int less = small.removeLast();
-            int more = large.removeLast();
-            probability[less] = probabilities.get(less) * probabilities.size();
-            alias[less] = more;
-            probabilities.set(more, (probabilities.get(more) + probabilities.get(less)) - average);
-            if (probabilities.get(more) >= 1.0 / probabilities.size()) large.add(more);
-            else small.add(more);
-        }
-        while (!small.isEmpty()) probability[small.removeLast()] = 1.0;
-        while (!large.isEmpty()) probability[large.removeLast()] = 1.0;
-    }
-
-    public int next() {
-        int column = ThreadLocalRandom.current().nextInt(probability.length);
-        boolean coinToss = ThreadLocalRandom.current().nextDouble() < probability[column];
-        return coinToss ? column : alias[column];
-    }
-
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/ColorUtil.java b/src/main/java/pers/xanadu/enderdragon/util/ColorUtil.java
deleted file mode 100644
index b26b3f2..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/ColorUtil.java
+++ /dev/null
@@ -1,63 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import net.md_5.bungee.api.ChatColor;
-
-import java.awt.*;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import static pers.xanadu.enderdragon.util.Version.mcMainVersion;
-
-public class ColorUtil {
-
-    public static Pattern hex_code = Pattern.compile("&#([0-9A-Fa-f]{6})");
-    public static Pattern gradient = Pattern.compile("&\\[#([0-9a-fA-F]{6})-#([0-9a-fA-F]{6})(.+)]");
-    public static String translateHexCodes (String str) {
-        if(mcMainVersion < 16) return str;
-        Matcher matcher = hex_code.matcher(str);
-        StringBuffer buffer = new StringBuffer();
-        while(matcher.find()) {
-            matcher.appendReplacement(buffer, ChatColor.of("#" + matcher.group(1)).toString());
-        }
-        return ChatColor.translateAlternateColorCodes('&', matcher.appendTail(buffer).toString());
-    }
-    public static String transGradient(String str) {
-        if(mcMainVersion < 16) return str;
-        if (str.contains("&[#")&&str.contains("]")) {
-            Matcher matcher = gradient.matcher(str);
-            StringBuffer buffer = new StringBuffer();
-            while (matcher.find()) {
-                String text = matcher.group(3);
-                int[] colors = gradient(matcher.group(1),matcher.group(2),text.length());
-                StringBuilder builder = new StringBuilder();
-                for (int i = 0; i < text.length(); i++) {
-                    Color c = new Color(colors[i]);
-                    builder.append(ChatColor.of(c)).append(text.charAt(i));
-                }
-                matcher.appendReplacement(buffer, builder.toString());
-            }
-            matcher.appendTail(buffer);
-            return buffer.toString();
-        }
-        return translateHexCodes(str);
-    }
-    private static int[] gradient(String start,String end,int length){
-        int[] color = new int[length];
-        int[] rgb1 = MathUtil.hexToInt(start);
-        int[] rgb2 = MathUtil.hexToInt(end);
-        if(length==0){return color;}
-        if(length==1){
-            for(int j=0;j<3;j++){
-                color[0] = color[0]*256+rgb1[j];
-            }
-            return color;
-        }
-        for(int i=0;i<length;i++){
-            for(int j=0;j<3;j++){
-                color[i] = color[i]*256+rgb1[j]+(rgb2[j]-rgb1[j])*i/(length-1);
-            }
-        }
-        return color;
-    }
-
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/MathUtil.java b/src/main/java/pers/xanadu/enderdragon/util/MathUtil.java
deleted file mode 100644
index e2ec71c..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/MathUtil.java
+++ /dev/null
@@ -1,101 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import org.bukkit.Location;
-import org.bukkit.World;
-import org.bukkit.entity.Entity;
-
-import java.math.BigDecimal;
-import java.math.RoundingMode;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ThreadLocalRandom;
-import java.util.concurrent.atomic.AtomicReference;
-
-import static pers.xanadu.enderdragon.EnderDragon.server;
-
-public class MathUtil {
-    public static int floor(double d) {
-        int i = (int)d;
-        return d < (double)i ? i - 1 : i;
-    }
-    public static double c(Entity entity, double x, double y, double z) {
-        Location loc = entity.getLocation();
-        double d0 = loc.getX() - x;
-        double d1 = loc.getY() - y;
-        double d2 = loc.getZ() - z;
-        return d0 * d0 + d1 * d1 + d2 * d2;
-    }
-    public static double div(double d1,double d2,int len){
-        BigDecimal b1 = new BigDecimal(d1);
-        BigDecimal b2 = new BigDecimal(d2);
-        return b1.divide(b2,len, RoundingMode.HALF_UP).doubleValue();
-    }
-    public static int[] hexToInt(String hex){
-        int[] result = new int[3];
-        String s1 = hex.substring(0,2);
-        String s2 = hex.substring(2,4);
-        String s3 = hex.substring(4,6);
-        result[0] = Integer.parseInt(s1,16);
-        result[1] = Integer.parseInt(s2,16);
-        result[2] = Integer.parseInt(s3,16);
-        return result;
-    }
-    public static String locationToString(Location loc){
-        if (loc.getWorld() == null) return "";
-        return loc.getWorld().getName()+";"+loc.getX()+";"+loc.getY()+";"+loc.getZ();
-    }
-    public static Location stringToLocation(String str){
-        final String[] parts = str.split(";");
-        if(parts.length != 4) return null;
-        final World world = server.getWorld(parts[0]);
-        final double x = Double.parseDouble(parts[1]);
-        final double y = Double.parseDouble(parts[2]);
-        final double z = Double.parseDouble(parts[3]);
-        return new Location(world,x,y,z);
-    }
-    public static String formatDuration(int seconds) {
-        if (seconds < 0) throw new IllegalArgumentException("Duration must be a positive number.");
-        int days = seconds / (24 * 3600);
-        int hours = (seconds % (24 * 3600)) / 3600;
-        int minutes = ((seconds % (24 * 3600)) % 3600) / 60;
-        int remainingSeconds = ((seconds % (24 * 3600)) % 3600) % 60;
-        StringBuilder duration = new StringBuilder();
-        boolean f = false;
-        if(days>0){
-            duration.append(days).append("d");
-            f = true;
-        }
-        if(f||hours>0){
-            duration.append(hours).append("h");
-            f = true;
-        }
-        if(f||minutes>0){
-            duration.append(minutes).append("m");
-        }
-        duration.append(remainingSeconds).append("s");
-        return duration.toString();
-    }
-    public static int[] getDate(int seconds){
-        if (seconds < 0) throw new IllegalArgumentException("Duration must be a positive number.");
-        int days = seconds / (24 * 3600);
-        int hours = (seconds % (24 * 3600)) / 3600;
-        int minutes = ((seconds % (24 * 3600)) % 3600) / 60;
-        int remainingSeconds = ((seconds % (24 * 3600)) % 3600) % 60;
-        return new int[]{days,hours,minutes,remainingSeconds};
-    }
-    @Deprecated
-    public static <K> K getByWeight(ConcurrentHashMap<K,Double> mp){
-        double sum = mp.values().stream().mapToDouble(Double::doubleValue).sum();
-        double rand = ThreadLocalRandom.current().nextDouble(sum);
-        final AtomicReference<Double> cur = new AtomicReference<>(0d);
-        final AtomicReference<K> res = new AtomicReference<>();
-        mp.forEach((k,v)->{
-            Double value = cur.get();
-            if(value<=rand && value+v>rand) {
-                res.set(k);
-                return;
-            }
-            cur.updateAndGet(v1 -> v1 + v);
-        });
-        return res.get();
-    }
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/MyDragon.java b/src/main/java/pers/xanadu/enderdragon/util/MyDragon.java
deleted file mode 100644
index d17cd2e..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/MyDragon.java
+++ /dev/null
@@ -1,60 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.potion.PotionEffect;
-import pers.xanadu.enderdragon.reward.Reward;
-import pers.xanadu.enderdragon.reward.RewardDist;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class MyDragon implements Comparable<MyDragon>{
-    public ItemStack icon;
-    public String unique_name;
-    public String display_name;
-    public String drop_gui;
-    public int edge;
-    public int priority;
-    public double spawn_chance;
-    public int max_health;
-    public int spawn_health;
-    public int exp_drop;
-    public int dragon_egg_spawn_delay;
-    public int dragon_egg_spawn_x;
-    public int dragon_egg_spawn_y;
-    public int dragon_egg_spawn_z;
-    public double dragon_egg_spawn_chance;
-    public double attack_damage_modify;
-    //public double move_speed_modify;
-    public double armor_modify;
-    public double armor_toughness_modify;
-    public double crystal_heal_speed;
-    public boolean suck_blood_enable;
-    public double suck_blood_rate;
-    public double suck_blood_base_amount;
-    public boolean suck_blood_only_player;
-    public List<PotionEffect> attack_potion_effect;
-    public List<String> spawn_cmd;
-    public List<String> death_cmd;
-    public List<String> spawn_broadcast_msg;
-    public List<String> death_broadcast_msg;
-    public List<String> msg_to_killer;
-    public String glow_color;
-    public String bossbar_color;
-    public String bossbar_style;
-    public double effect_cloud_original_radius;
-    public double effect_cloud_expand_speed;
-    public int effect_cloud_duration;
-    public int effect_cloud_color_R;
-    public int effect_cloud_color_G;
-    public int effect_cloud_color_B;
-    public List<PotionEffect> effect_cloud_potion;
-    public List<Reward> datum = new ArrayList<>();
-    public RewardDist reward_dist;
-
-    @Override
-    public int compareTo(MyDragon o) {
-        return o.priority - this.priority;//降序
-    }
-
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/MyUpdater.java b/src/main/java/pers/xanadu/enderdragon/util/MyUpdater.java
deleted file mode 100644
index addd1e0..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/MyUpdater.java
+++ /dev/null
@@ -1,40 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import org.bukkit.scheduler.BukkitRunnable;
-import pers.xanadu.enderdragon.EnderDragon;
-import pers.xanadu.enderdragon.config.Lang;
-
-import java.io.BufferedReader;
-import java.io.InputStream;
-import java.io.InputStreamReader;
-import java.net.URL;
-import java.net.URLConnection;
-
-public class MyUpdater {
-    public static void checkUpdate(){
-        Lang.info(Lang.plugin_checking_update);
-        new BukkitRunnable(){
-            @Override
-            public void run(){
-                try {
-                    URLConnection conn = new URL("https://api.github.com/repos/iXanadu13/EnderDragon/releases/latest").openConnection();
-                    conn.setConnectTimeout(20000);
-                    conn.setReadTimeout(60000);
-                    InputStream is = conn.getInputStream();
-                    String line = new BufferedReader(new InputStreamReader(is)).readLine();
-                    is.close();
-                    String newVer = line.substring(line.indexOf("\"tag_name\"") + 13, line.indexOf("\"target_commitish\"") - 2);
-                    String localVer = EnderDragon.plugin.getDescription().getVersion();
-                    if (!localVer.equals(newVer)) {
-                        Lang.warn(Lang.plugin_out_of_date.replace("{0}",localVer).replace("{1}",newVer));
-                    }
-                    else{
-                        Lang.info(Lang.plugin_up_to_date.replace("{1}",newVer));
-                    }
-                } catch (Exception e) {
-                    Lang.warn(Lang.plugin_check_update_fail);
-                }
-            }
-        }.runTaskAsynchronously(EnderDragon.plugin);
-    }
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/NMSUtil.java b/src/main/java/pers/xanadu/enderdragon/util/NMSUtil.java
deleted file mode 100644
index f83fe5b..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/NMSUtil.java
+++ /dev/null
@@ -1,444 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import org.bukkit.Bukkit;
-import org.bukkit.Material;
-import org.bukkit.World;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.inventory.meta.ItemMeta;
-import org.bukkit.persistence.PersistentDataContainer;
-import pers.xanadu.enderdragon.EnderDragon;
-import pers.xanadu.enderdragon.config.Lang;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.util.Map;
-
-import static pers.xanadu.enderdragon.EnderDragon.getInstance;
-
-public class NMSUtil {
-    private String getEDB_base;
-    private Method getNMSWord;
-    private Method asNMSCopy;
-    private Method copyNMSStack;
-    private Method asBukkitCopy;
-    private Method asCraftMirror;
-    private Method asCraftCopy;
-    private Method NMSItemStack_save;
-    private Method NMSItemStack_setTag;
-    private Method cpdToEi;
-    private Method stringToCPD;
-    private Method stringToNBTBase;
-    private Method serializeNBTBase;
-    private Method deserializeObject;
-    private Method PDCtoCPD;
-    private Method PersistentDataContainer_putAll;
-    private Method NBTTagCompound_set;
-
-    private Field unhandledTags;
-    private Field internalTag;
-    private Field MOJANGSON_PARSER;
-    private Field world_c_environment;
-    private Field NBTTagCompound_map;
-    private Class<?> WorldClass;
-    private Class<?> CraftWorldClass;
-    private Class<?> WorldProviderClass;
-    private Class<?> WorldProviderTheEndClass;
-    private Class<?> CraftItemStackClass;
-    private Class<?> CraftMetaItemClass;
-    private Class<?> NMSItemStackClass;
-    private Class<?> CraftEntityClass;
-    private Class<?> NBTTagCompoundClass;
-    private Class<?> NBTBaseClass;
-    private Class<?> MojangsonParserClass;
-    private Class<?> CraftNBTTagConfigSerializerClass;
-    private Class<?> CraftPersistentDataContainerClass;
-
-    public void init(){
-        String version = Version.getVersion();
-        try{
-            this.CraftWorldClass = Class.forName("org.bukkit.craftbukkit." + version + ".CraftWorld");
-            this.WorldClass = CraftWorldClass.getDeclaredMethod("getHandle").getReturnType().getSuperclass();
-            this.world_c_environment = CraftWorldClass.getDeclaredField("environment");
-            this.world_c_environment.setAccessible(true);
-            if(Version.mcMainVersion>=12 && Version.mcMainVersion<16){
-                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.CraftMetaItemClass = Class.forName("org.bukkit.craftbukkit." + version + ".inventory.CraftMetaItem");
-            this.unhandledTags = CraftMetaItemClass.getDeclaredField("unhandledTags");
-            unhandledTags.setAccessible(true);
-            this.internalTag = CraftMetaItemClass.getDeclaredField("internalTag");
-            internalTag.setAccessible(true);
-            this.NMSItemStackClass = CraftItemStackClass.getDeclaredField("handle").getType();
-            this.CraftEntityClass = Class.forName("org.bukkit.craftbukkit."+version+".entity.CraftEntity");
-            init_NBTTagCompoundClass();
-            init_NBTBaseClass();
-            init_NBTTagCompound_map();
-            this.NBTTagCompound_set = NBTTagCompoundClass.getMethod(getMethodName(ReflectiveMethod.NBTTagCompound_set),String.class,NBTBaseClass);
-            this.asNMSCopy = CraftItemStackClass.getMethod("asNMSCopy",ItemStack.class);
-            this.copyNMSStack = CraftItemStackClass.getMethod("copyNMSStack",NMSItemStackClass,int.class);
-            this.asBukkitCopy = CraftItemStackClass.getMethod("asBukkitCopy",NMSItemStackClass);
-            this.asCraftMirror = CraftItemStackClass.getMethod("asCraftMirror",NMSItemStackClass);
-            this.asCraftCopy = CraftItemStackClass.getMethod("asCraftCopy",ItemStack.class);
-            this.NMSItemStack_save = NMSItemStackClass.getMethod(getMethodName(ReflectiveMethod.NMSItemStack_save),NBTTagCompoundClass);
-            this.NMSItemStack_setTag = NMSItemStackClass.getMethod(getMethodName(ReflectiveMethod.NMSItemStack_setTag),NBTTagCompoundClass);
-            if(Version.mcMainVersion>=13) this.cpdToEi = NMSItemStackClass.getMethod("a",NBTTagCompoundClass);
-
-            if(Version.mcMainVersion<=16) this.MojangsonParserClass = Class.forName("net.minecraft.server."+version+".MojangsonParser");
-            else this.MojangsonParserClass = Class.forName("net.minecraft.nbt.MojangsonParser");
-            this.stringToCPD = MojangsonParserClass.getMethod(getMethodName(ReflectiveMethod.MojangsonParser_parse),String.class);
-            this.stringToNBTBase = MojangsonParserClass.getDeclaredMethod(getMethodName(ReflectiveMethod.MojangsonParser_parseLiteral),String.class);
-            stringToNBTBase.setAccessible(true);
-
-            if(Version.mcMainVersion>13 || "v1_13_R2".equals(Version.getVersion())){
-                this.CraftNBTTagConfigSerializerClass = Class.forName("org.bukkit.craftbukkit." + version + ".util.CraftNBTTagConfigSerializer");
-                this.serializeNBTBase = CraftNBTTagConfigSerializerClass.getMethods()[0];
-                this.deserializeObject = CraftNBTTagConfigSerializerClass.getMethod("deserialize",Object.class);
-                this.MOJANGSON_PARSER = CraftNBTTagConfigSerializerClass.getDeclaredField("MOJANGSON_PARSER");
-                MOJANGSON_PARSER.setAccessible(true);
-            }
-            if(Version.mcMainVersion>=14){
-                this.CraftPersistentDataContainerClass = Class.forName("org.bukkit.craftbukkit." + version + ".persistence.CraftPersistentDataContainer");
-                this.PDCtoCPD = CraftPersistentDataContainerClass.getDeclaredMethod("toTagCompound");
-                this.PersistentDataContainer_putAll = CraftPersistentDataContainerClass.getDeclaredMethod("putAll",NBTTagCompoundClass);
-            }
-
-
-
-        }catch(ReflectiveOperationException e){
-            e.printStackTrace();
-        }
-        switch (version) {
-            case "v1_12_R1" : {
-                getEDB_base = "t";
-                break;
-            }
-            case "v1_13_R1" :
-            case "v1_13_R2" : {
-                getEDB_base = "r";
-                break;
-            }
-            case "v1_14_R1" : {
-                getEDB_base = "q";
-                break;
-            }
-            case "v1_15_R1" : {
-                getEDB_base = "o";
-                break;
-            }
-            default : getEDB_base = null;
-        }
-    }
-//    public Object getMetaCPD(ItemMeta meta){
-//        try{
-//            Object craft_meta = CraftMetaItemClass.cast(meta);
-//            Object internalTag = this.internalTag.get(craft_meta);
-//            return internalTag;
-//        }catch (ReflectiveOperationException e){
-//            e.printStackTrace();
-//            return null;
-//        }
-//    }
-
-    /**
-     * 只保留物品type和amount
-     * nbt深合并需要遍历每一层
-     */
-    @Deprecated
-    public ItemStack mergeItemCPD(ItemStack item,Object cpd){
-        Map<String,Object> self = cpdToMap(getCPD(item));
-        Map<String,Object> rhs = cpdToMap(cpd);
-        self.putAll(rhs);
-        Object new_cpd = getNBTTagCompound(self);
-        return EnderDragon.getInstance().getNMSItemManager().cpdToItem(new_cpd);
-    }
-    public Map<String,Object> cpdToMap(Object cpd){
-        try{
-            return (Map<String, Object>) NBTTagCompound_map.get(cpd);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public Object getNBTTagCompound(Map<String,Object> mp){
-        try{
-            Object cpd = NBTTagCompoundClass.newInstance();
-            mp.forEach((key,value)->{
-                Object res;
-                if(value instanceof Map){
-                    res = getNBTTagCompound((Map<String, Object>) value);
-                }
-                else res = value;
-                try{
-                    NBTTagCompound_set.invoke(cpd,key,res);
-                }catch (ReflectiveOperationException e){
-                    throw new RuntimeException("Reflective error!");
-                }
-            });
-            return cpd;
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public Object StringParseLiteral(String str){
-        try{
-            return stringToNBTBase.invoke(MOJANGSON_PARSER.get(null),str);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public void setPersistentDataContainer(PersistentDataContainer dataContainer,Object cpd){
-        try{
-            Object PDC = CraftPersistentDataContainerClass.cast(dataContainer);
-            PersistentDataContainer_putAll.invoke(PDC,cpd);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-        }
-    }
-    public String PDCtoString(PersistentDataContainer dataContainer){
-        try{
-            Object PDC = CraftPersistentDataContainerClass.cast(dataContainer);
-            return PDCtoCPD.invoke(PDC).toString();
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    public Object deserializeObject(Object object){
-        try{
-            return deserializeObject.invoke(null,object);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public Object serializeNBTBase(Object nbt_base){
-        try{
-            return serializeNBTBase.invoke(null, nbt_base);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public void setUnhandledTags(ItemMeta meta, Map<String,?> unhandledTags){
-        try{
-            Object craft_meta = CraftMetaItemClass.cast(meta);
-            this.unhandledTags.set(craft_meta, unhandledTags);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-        }
-    }
-    public Map<String,Object> getUnhandledTags(ItemMeta meta){
-        try{
-            Object craft_meta = CraftMetaItemClass.cast(meta);
-            Object unhandledTags = this.unhandledTags.get(craft_meta);
-            return (Map<String, Object>) unhandledTags;
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public ItemStack applyItemTag(ItemStack item,Object cpd){
-        try{
-            Object ei = asNMSCopy.invoke(null,item);
-            NMSItemStack_setTag.invoke(ei,cpd);
-            return (ItemStack) asBukkitCopy.invoke(null,ei);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return new ItemStack(Material.AIR);
-        }
-    }
-    public String getNBT(ItemStack item){
-        try{
-            Object ci = CraftItemStackClass.isInstance(item)?CraftItemStackClass.cast(item):asCraftCopy.invoke(null,item);
-            Object ei = asNMSCopy.invoke(null, ci);
-            Object cpd = NMSItemStack_save.invoke(ei, NBTTagCompoundClass.newInstance());
-            return cpd.toString();
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return "{id:\"minecraft:air\"}";
-        }
-    }
-    public Object getCPD(ItemStack item){
-        try{
-            Object ci = CraftItemStackClass.isInstance(item)?CraftItemStackClass.cast(item):asCraftCopy.invoke(null,item);
-            Object ei = asNMSCopy.invoke(null, ci);
-            return NMSItemStack_save.invoke(ei, NBTTagCompoundClass.newInstance());
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public Object getCPD(String nbt){
-        try{
-            return stringToCPD.invoke(null,nbt);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    /**
-     *  仅1.13+可用
-     */
-    public ItemStack getItemStack(Object cpd){
-        try{
-            Object ei = cpdToEi.invoke(null,cpd);
-            Object ci = asBukkitCopy.invoke(null,ei);
-            return (ItemStack) ci;
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    /**
-     *  仅1.13+可用
-     */
-    public ItemStack getItemStack(String nbt){
-        try{
-            Object cpd = stringToCPD.invoke(null,nbt);
-            Object ei = cpdToEi.invoke(null,cpd);
-            Object ci = asBukkitCopy.invoke(null,ei);
-            return (ItemStack) ci;
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-            return null;
-        }
-    }
-    public void setEnvironment(World world,World.Environment env){
-        Object world_c = getCraftWorld(world);
-        try{
-            //Object old_env = world_c_environment.get(world_c);
-            world_c_environment.set(world_c,env);
-        }catch (ReflectiveOperationException e){
-            e.printStackTrace();
-        }
-    }
-    public Object getEnderDragonBattle(World world){
-        String version = Version.getVersion();
-        if (Version.mcMainVersion>=12 && Version.mcMainVersion<16) {
-            try {
-                Object worldServer = getInstance().getNMSManager().getWorldServer(world);
-                assert worldServer != null;
-                Field field = worldServer.getClass().getField("worldProvider");
-                Object worldProvider = field.get(worldServer);
-                Object WorldProviderTheEnd = WorldProviderTheEndClass.cast(worldProvider);
-                String method_name = getInstance().getNMSManager().getEDB_base;
-                if(method_name == null) return null;
-                Method method = WorldProviderTheEnd.getClass().getDeclaredMethod(method_name);
-                return method.invoke(WorldProviderTheEnd);
-            } catch (ReflectiveOperationException e) {
-                Lang.warn("Your server version (" + version + ") is not supported!");
-                e.printStackTrace();
-            }
-        }
-        Lang.warn("Your server version (" + version + ") is not supported!");
-        return null;
-    }
-    public Object getWorldServer(World ThisWorld) {
-        try {
-            Object castClass = getCraftWorld(ThisWorld);
-            return this.CraftWorldClass.getDeclaredMethod("getHandle").invoke(castClass);
-        } catch (ReflectiveOperationException e) {
-            e.printStackTrace();
-        }
-        return null;
-    }
-    public Object getCraftWorld(World ThisWorld) {
-        if (this.CraftWorldClass.isInstance(ThisWorld)) return this.CraftWorldClass.cast(ThisWorld);
-        return null;
-    }
-    public Object getWorld_e(World world){
-        try {
-            Object world_c = getCraftWorld(world);
-            if(this.getNMSWord == null){
-                this.getNMSWord = this.CraftWorldClass.getDeclaredMethod("getHandle");
-            }
-            return this.getNMSWord.invoke(world_c);
-        } catch (ReflectiveOperationException e) {
-            e.printStackTrace();
-        }
-        return null;
-    }
-    public Class<?> getNBTBaseClass(){
-        return this.NBTBaseClass;
-    }
-    public Class<?> getNBTTagCompoundClass(){
-        return this.NBTTagCompoundClass;
-    }
-    public Class<?> getWorldClass(){
-        return this.WorldClass;
-    }
-    public Class<?> getWorldProviderClass(){
-        return this.WorldProviderClass;
-    }
-    private String getMethodName(ReflectiveMethod method){
-        switch (method){
-            case NMSItemStack_save: {
-                if(Version.mcMainVersion<=17) return "save";
-                return "b";
-            }
-            case NMSItemStack_setTag: {
-                if(Version.mcMainVersion<=17) return "setTag";
-                return "c";
-            }
-            case MojangsonParser_parse: {
-                if(Version.mcMainVersion<=17) return "parse";
-                return "a";
-            }
-            case MojangsonParser_parseLiteral: {
-                if(Version.mcMainVersion==12) return "c";
-                else if("v1_13_R1".equals(Version.getVersion())) return "b";
-                else if(Version.mcMainVersion<=17) return "parseLiteral";
-                else return "b";
-            }
-            case NBTTagCompound_set: {
-                if(Version.mcMainVersion<=17) return "set";
-                return "a";
-            }
-            default: return "unreachable";
-        }
-    }
-    private void init_NBTTagCompoundClass(){
-        try{
-            Class<?> CraftMetaBlockStateClass = Class.forName("org.bukkit.craftbukkit."+Version.getVersion()+".inventory.CraftMetaBlockState");
-            Field field = CraftMetaBlockStateClass.getDeclaredField("blockEntityTag");
-            this.NBTTagCompoundClass = field.getType();
-            return;
-        }catch (ReflectiveOperationException ignored){}
-
-        Method[] methods = CraftEntityClass.getDeclaredMethods();
-        for (Method method : methods) {
-            if ("save".equals(method.getName())) this.NBTTagCompoundClass = method.getReturnType();
-        }
-    }
-    private void init_NBTTagCompound_map(){
-        Field[] fields = NBTTagCompoundClass.getDeclaredFields();
-        for(Field field : fields){
-            if(field.getType() == this.unhandledTags.getType()){
-                this.NBTTagCompound_map = field;
-                break;
-            }
-        }
-        this.NBTTagCompound_map.setAccessible(true);
-    }
-    private void init_NBTBaseClass(){
-        try{
-            //在mohist端使用getPackage()喜提null
-            this.NBTBaseClass = Class.forName(this.NBTTagCompoundClass.getName().replace(".NBTTagCompound",".NBTBase"));
-        }catch (ClassNotFoundException e){
-            e.printStackTrace();
-        }
-    }
-    private static enum ReflectiveMethod {
-        NMSItemStack_save,
-        NMSItemStack_setTag,
-        MojangsonParser_parse,
-        MojangsonParser_parseLiteral,
-        NBTTagCompound_set
-    }
-
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/Pair.java b/src/main/java/pers/xanadu/enderdragon/util/Pair.java
deleted file mode 100644
index e3fea87..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/Pair.java
+++ /dev/null
@@ -1,11 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-public class Pair<P1,P2> {
-    public P1 first;
-    public P2 second;
-    public Pair(P1 first, P2 second) {
-        this.first = first;
-        this.second = second;
-    }
-
-}
diff --git a/src/main/java/pers/xanadu/enderdragon/util/Version.java b/src/main/java/pers/xanadu/enderdragon/util/Version.java
deleted file mode 100644
index b01ee1d..0000000
--- a/src/main/java/pers/xanadu/enderdragon/util/Version.java
+++ /dev/null
@@ -1,83 +0,0 @@
-package pers.xanadu.enderdragon.util;
-
-import pers.xanadu.enderdragon.config.Lang;
-import pers.xanadu.enderdragon.nms.BossBar.I_BossBarManager;
-import pers.xanadu.enderdragon.nms.NMSItem.I_NMSItemManager;
-import pers.xanadu.enderdragon.nms.RespawnAnchor.I_RespawnAnchorManager;
-import pers.xanadu.enderdragon.nms.WorldData.I_WorldDataManager;
-
-import static org.bukkit.Bukkit.getServer;
-
-public class Version {
-    public static int mcMainVersion;
-    public static int mcPatchVersion;
-    private static String version = "no version found";
-    private static boolean isMohist = false;
-    public static void init(){
-        try {
-            version = getServer().getClass().getPackage().getName().split("\\.")[3];
-            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]);
-        } catch (Throwable throwable) {
-            throwable.printStackTrace();
-            Lang.warn("Failed to get nms-version!");
-        }
-        Lang.info("Found version: " + version);
-        try{
-            Class.forName("net.minecraftforge.server.ServerMain");
-            isMohist = true;
-        }catch(ReflectiveOperationException ignored){}
-
-    }
-    public static I_NMSItemManager getNMSItemManager(){
-        switch (version){
-            case "v1_12_R1" : return new pers.xanadu.enderdragon.nms.NMSItem.v1_12_R1.NMSItemManager();
-            case "v1_13_R1" : return new pers.xanadu.enderdragon.nms.NMSItem.v1_13_R1.NMSItemManager();
-            default: return new pers.xanadu.enderdragon.nms.NMSItem.v1_13_R2_above.NMSItemManager();
-        }
-    }
-    public static I_BossBarManager getBossBarManager(){
-        switch(version){
-            case "v1_12_R1" : return new pers.xanadu.enderdragon.nms.BossBar.v1_12_R1.BossBarManager();
-            case "v1_13_R1" : return new pers.xanadu.enderdragon.nms.BossBar.v1_13_R1.BossBarManager();
-            case "v1_13_R2" : return new pers.xanadu.enderdragon.nms.BossBar.v1_13_R2.BossBarManager();
-            default: return null;
-        }
-    }
-    public static I_WorldDataManager getWorldDataManager(){
-        switch (version){
-            case "v1_12_R1" : return new pers.xanadu.enderdragon.nms.WorldData.v1_12_R1.WorldDataManager();
-            case "v1_13_R1" : return new pers.xanadu.enderdragon.nms.WorldData.v1_13_R1.WorldDataManager();
-            case "v1_13_R2" : return new pers.xanadu.enderdragon.nms.WorldData.v1_13_R2.WorldDataManager();
-            case "v1_14_R1" : return new pers.xanadu.enderdragon.nms.WorldData.v1_14_R1.WorldDataManager();
-            case "v1_15_R1" : return new pers.xanadu.enderdragon.nms.WorldData.v1_15_R1.WorldDataManager();
-            case "v1_16_R1" : return new pers.xanadu.enderdragon.nms.WorldData.v1_16_R1.WorldDataManager();
-            case "v1_16_R2" : return new pers.xanadu.enderdragon.nms.WorldData.v1_16_R2.WorldDataManager();
-            case "v1_16_R3" : return new pers.xanadu.enderdragon.nms.WorldData.v1_16_R3.WorldDataManager();
-            default : return new pers.xanadu.enderdragon.nms.WorldData.v1_17_above.WorldDataManager();
-        }
-    }
-    public static I_RespawnAnchorManager getRespawnAnchorManager(){
-        switch (version){
-            case "v1_12_R1" :
-            case "v1_13_R1" :
-            case "v1_14_R1" :
-            case "v1_13_R2" :
-            case "v1_15_R1" : return null;
-            case "v1_16_R1" : return new pers.xanadu.enderdragon.nms.RespawnAnchor.v1_16_R1.RespawnAnchorManager();
-            case "v1_16_R2" : return new pers.xanadu.enderdragon.nms.RespawnAnchor.v1_16_R2.RespawnAnchorManager();
-            case "v1_16_R3" : return new pers.xanadu.enderdragon.nms.RespawnAnchor.v1_16_R3.RespawnAnchorManager();
-            case "v1_17_R1" : return new pers.xanadu.enderdragon.nms.RespawnAnchor.v1_17_R1.RespawnAnchorManager();
-            default: return new pers.xanadu.enderdragon.nms.RespawnAnchor.v1_18_above.RespawnAnchorManager();
-        }
-    }
-    public static String getVersion() {
-        return version;
-    }
-    public static boolean isMohist(){
-        return isMohist;
-    }
-
-}