Fixed NamespacedKeyUtils.fromString

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Auxilor Community Discord
+    url: https://discord.gg/ZcwpSsE/
+    about: Join the Auxilor discord to get help from support staff and the general community!
+  - name: The most common issues people have
+    url: https://github.com/Auxilor/eco/issues/78
+    about: Check the list of known common issues to see if your issue has already been solved

.github/ISSUE_TEMPLATE/report-a-bug.md

@@ -0,0 +1,31 @@
+---
+name: Report a Bug
+about: Report an issue with the plugin
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior: 
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Server Information (please complete the following information):**
+- Version: (output of `/ver` command)
+- Version of plugin and eco (`/ver eco`, `/ver <plugin>`)
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/request-a-feature.md

@@ -0,0 +1,20 @@
+---
+name: Request a Feature
+about: Suggest an idea for this plugin
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

eco-api/src/main/java/com/willfp/eco/core/Handler.java

@@ -19,6 +19,7 @@ import com.willfp.eco.core.requirement.RequirementFactory;
 import com.willfp.eco.core.scheduling.Scheduler;
 import net.kyori.adventure.platform.bukkit.BukkitAudiences;
 import org.bukkit.Location;
+import org.bukkit.NamespacedKey;
 import org.bukkit.entity.Entity;
 import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.ApiStatus;
@@ -243,4 +244,19 @@ public interface Handler {
      */
     @NotNull
     Entity createDummyEntity(@NotNull Location location);
+
+    /**
+     * Create a {@link NamespacedKey} quickly
+     * <p>
+     * Bypasses the constructor, allowing for the creation of invalid keys,
+     * therefore this is considered unsafe and should only be called after
+     * the key has been confirmed to be valid.
+     *
+     * @param namespace The namespace.
+     * @param key       The key.
+     * @return The key.
+     */
+    @NotNull
+    NamespacedKey createNamespacedKey(@NotNull String namespace,
+                                      @NotNull String key);
 }

eco-api/src/main/java/com/willfp/eco/core/data/keys/PersistentDataKey.java

@@ -25,7 +25,7 @@ public class PersistentDataKey<T> {
     /**
      * The persistent data key type.
      */
-    private final PersistentDataKeyType type;
+    private final PersistentDataKeyType<T> type;
 
     /**
      * Create a new Persistent Data Key.
@@ -35,7 +35,7 @@ public class PersistentDataKey<T> {
      * @param defaultValue The default value.
      */
     public PersistentDataKey(@NotNull final NamespacedKey key,
-                             @NotNull final PersistentDataKeyType type,
+                             @NotNull final PersistentDataKeyType<T> type,
                              @NotNull final T defaultValue) {
         this.key = key;
         this.defaultValue = defaultValue;
@@ -76,7 +76,7 @@ public class PersistentDataKey<T> {
      *
      * @return The key type.
      */
-    public PersistentDataKeyType getType() {
+    public PersistentDataKeyType<T> getType() {
         return this.type;
     }
 

eco-api/src/main/java/com/willfp/eco/core/data/keys/PersistentDataKeyType.java

@@ -1,26 +1,108 @@
 package com.willfp.eco.core.data.keys;
 
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.ArrayList;
+import java.util.List;
+
 /**
  * All storable data key types.
+ *
+ * @param <T> The type.
  */
-public enum PersistentDataKeyType {
+public final class PersistentDataKeyType<T> {
+    /**
+     * The registered key types.
+     */
+    private static final List<PersistentDataKeyType<?>> VALUES = new ArrayList<>();
+
     /**
      * String.
      */
-    STRING,
+    public static final PersistentDataKeyType<String> STRING = new PersistentDataKeyType<>(String.class, "STRING");
 
     /**
      * Boolean.
      */
-    BOOLEAN,
+    public static final PersistentDataKeyType<Boolean> BOOLEAN = new PersistentDataKeyType<>(Boolean.class, "BOOLEAN");
 
     /**
-     * Integer.
+     * Int.
      */
-    INT,
+    public static final PersistentDataKeyType<Integer> INT = new PersistentDataKeyType<>(Integer.class, "INT");
 
     /**
      * Double.
      */
-    DOUBLE
+    public static final PersistentDataKeyType<Double> DOUBLE = new PersistentDataKeyType<>(Double.class, "DOUBLE");
+
+    /**
+     * The class of the type.
+     */
+    private final Class<T> typeClass;
+
+    /**
+     * The name of the key type.
+     */
+    private final String name;
+
+    /**
+     * Get the class of the type.
+     *
+     * @return The class.
+     */
+    public Class<T> getTypeClass() {
+        return typeClass;
+    }
+
+    /**
+     * Get the name of the key type.
+     *
+     * @return The name.
+     */
+    public String name() {
+        return name;
+    }
+
+    /**
+     * Create new PersistentDataKeyType.
+     *
+     * @param typeClass The type class.
+     * @param name      The name.
+     */
+    private PersistentDataKeyType(@NotNull final Class<T> typeClass,
+                                  @NotNull final String name) {
+        VALUES.add(this);
+
+        this.typeClass = typeClass;
+        this.name = name;
+    }
+
+    /**
+     * Get all registered {@link PersistentDataKeyType}s.
+     *
+     * @return The registered types.
+     */
+    @NotNull
+    public static PersistentDataKeyType<?>[] values() {
+        return VALUES.toArray(new PersistentDataKeyType[0]);
+    }
+
+    /**
+     * Get a key type from a name.
+     *
+     * @param name The name.
+     * @return The type, or null if not found.
+     */
+    @Nullable
+    public static PersistentDataKeyType<?> valueOf(@NotNull final String name) {
+        for (PersistentDataKeyType<?> type : VALUES) {
+            if (type.name.equalsIgnoreCase(name)) {
+                return type;
+            }
+        }
+
+        return null;
+    }
 }

eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java

@@ -75,7 +75,7 @@ public final class PlaceholderManager {
     public static String getResult(@Nullable final Player player,
                                    @NotNull final String identifier,
                                    @Nullable final EcoPlugin plugin) {
-        EcoPlugin owner = player == null ? Eco.getHandler().getEcoPlugin() : plugin;
+        EcoPlugin owner = plugin == null ? Eco.getHandler().getEcoPlugin() : plugin;
         PlaceholderEntry entry = REGISTERED_PLACEHOLDERS.getOrDefault(owner, new HashMap<>()).get(identifier.toLowerCase());
 
         if (entry == null && plugin != null) {

eco-api/src/main/java/com/willfp/eco/core/recipe/Recipes.java

@@ -6,6 +6,7 @@ import com.willfp.eco.core.EcoPlugin;
 import com.willfp.eco.core.items.Items;
 import com.willfp.eco.core.recipe.recipes.CraftingRecipe;
 import com.willfp.eco.core.recipe.recipes.ShapedCraftingRecipe;
+import com.willfp.eco.util.NamespacedKeyUtils;
 import org.bukkit.NamespacedKey;
 import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
@@ -58,7 +59,10 @@ public final class Recipes {
         }
 
         if (key.getKey().contains("_displayed")) {
-            NamespacedKey otherKey = new NamespacedKey(key.getNamespace(), key.getKey().replace("_displayed", ""));
+            NamespacedKey otherKey = NamespacedKeyUtils.create(
+                    key.getNamespace(),
+                    key.getKey().replace("_displayed", "")
+            );
 
             return RECIPES.get(otherKey);
         }

eco-api/src/main/java/com/willfp/eco/util/NamespacedKeyUtils.java

@@ -1,10 +1,9 @@
 package com.willfp.eco.util;
 
+import com.willfp.eco.core.Eco;
 import org.bukkit.NamespacedKey;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.Objects;
-
 /**
  * Utilities / API methods for {@link NamespacedKey}s.
  */
@@ -17,7 +16,7 @@ public final class NamespacedKeyUtils {
      */
     @NotNull
     public static NamespacedKey createEcoKey(@NotNull final String string) {
-        return Objects.requireNonNull(NamespacedKey.fromString("eco:" + string));
+        return NamespacedKeyUtils.create("eco", string);
     }
 
     /**
@@ -30,7 +29,28 @@ public final class NamespacedKeyUtils {
     @NotNull
     public static NamespacedKey create(@NotNull final String namespace,
                                        @NotNull final String key) {
-        return Objects.requireNonNull(NamespacedKey.fromString(namespace + ":" + key));
+        return Eco.getHandler().createNamespacedKey(
+                namespace,
+                key
+        );
+    }
+
+    /**
+     * Create a NamespacedKey from a string.
+     * <p>
+     * Preferred over {@link NamespacedKey#fromString(String)} for performance reasons.
+     *
+     * @param string The string.
+     * @return The key.
+     */
+    @NotNull
+    public static NamespacedKey fromString(@NotNull final String string) {
+        int index = string.indexOf(":");
+
+        return NamespacedKeyUtils.create(
+                string.substring(0, index),
+                string.substring(index + 1)
+        );
     }
 
     private NamespacedKeyUtils() {

eco-core/core-backend/build.gradle

@@ -8,4 +8,5 @@ dependencies {
     compileOnly 'net.kyori:adventure-text-minimessage:4.1.0-SNAPSHOT'
     compileOnly 'net.kyori:adventure-platform-bukkit:4.0.0'
     compileOnly 'com.google.guava:guava:31.0.1-jre'
+    compileOnly 'org.objenesis:objenesis:3.2'
 }

eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/factory/EcoNamespacedKeyFactory.kt

@@ -2,10 +2,11 @@ package com.willfp.eco.internal.factory
 
 import com.willfp.eco.core.EcoPlugin
 import com.willfp.eco.core.factory.NamespacedKeyFactory
+import com.willfp.eco.util.NamespacedKeyUtils
 import org.bukkit.NamespacedKey
 
 class EcoNamespacedKeyFactory(private val plugin: EcoPlugin) : NamespacedKeyFactory {
     override fun create(key: String): NamespacedKey {
-        return NamespacedKey(plugin, key)
+        return NamespacedKeyUtils.create(plugin.name, key)
     }
 }

eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/fast/InternalNamespacedKeyFactory.kt

@@ -0,0 +1,31 @@
+package com.willfp.eco.internal.fast
+
+import org.bukkit.NamespacedKey
+import org.objenesis.ObjenesisStd
+
+interface InternalNamespacedKeyFactory {
+    fun create(namespace: String, key: String): NamespacedKey
+}
+
+class FastInternalNamespacedKeyFactory : InternalNamespacedKeyFactory {
+    private val creator = ObjenesisStd().getInstantiatorOf(NamespacedKey::class.java)
+    private val namespaceField = NamespacedKey::class.java.getDeclaredField("namespace")
+        .apply { isAccessible = true }
+    private val keyField = NamespacedKey::class.java.getDeclaredField("key")
+        .apply { isAccessible = true }
+
+
+    override fun create(namespace: String, key: String): NamespacedKey {
+        val namespacedKey = creator.newInstance()
+        keyField.set(namespacedKey, key.lowercase())
+        namespaceField.set(namespacedKey, namespace.lowercase())
+        return namespacedKey
+    }
+}
+
+class SafeInternalNamespacedKeyFactory : InternalNamespacedKeyFactory {
+    override fun create(namespace: String, key: String): NamespacedKey {
+        @Suppress("DEPRECATION")
+        return NamespacedKey(namespace, key)
+    }
+}

eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/items/ArgParserEnchantment.kt

@@ -2,7 +2,7 @@ package com.willfp.eco.internal.items
 
 import com.willfp.eco.core.fast.FastItemStack
 import com.willfp.eco.core.items.args.LookupArgParser
-import org.bukkit.NamespacedKey
+import com.willfp.eco.util.NamespacedKeyUtils
 import org.bukkit.enchantments.Enchantment
 import org.bukkit.inventory.ItemStack
 import org.bukkit.inventory.meta.EnchantmentStorageMeta
@@ -20,7 +20,7 @@ class ArgParserEnchantment : LookupArgParser {
                 continue
             }
 
-            val enchant = Enchantment.getByKey(NamespacedKey.minecraft(argSplit[0].lowercase()))
+            val enchant = Enchantment.getByKey(NamespacedKeyUtils.create("minecraft", argSplit[0]))
             val level = argSplit[1].toIntOrNull()
 
             if (enchant != null && level != null) {

eco-core/core-nms/v1_16_R3/src/main/kotlin/com/willfp/eco/internal/spigot/proxy/v1_16_R3/fast/NMSFastItemStack.kt

@@ -1,6 +1,7 @@
 package com.willfp.eco.internal.spigot.proxy.v1_16_R3.fast
 
 import com.willfp.eco.internal.fast.EcoFastItemStack
+import com.willfp.eco.util.NamespacedKeyUtils
 import com.willfp.eco.util.StringUtils
 import net.minecraft.server.v1_16_R3.Item
 import net.minecraft.server.v1_16_R3.ItemEnchantedBook
@@ -11,7 +12,6 @@ import net.minecraft.server.v1_16_R3.NBTTagList
 import net.minecraft.server.v1_16_R3.NBTTagString
 import org.bukkit.craftbukkit.v1_16_R3.inventory.CraftItemStack
 import org.bukkit.craftbukkit.v1_16_R3.util.CraftMagicNumbers
-import org.bukkit.craftbukkit.v1_16_R3.util.CraftNamespacedKey
 import org.bukkit.enchantments.Enchantment
 import org.bukkit.inventory.ItemFlag
 import kotlin.experimental.and
@@ -29,7 +29,7 @@ class NMSFastItemStack(itemStack: org.bukkit.inventory.ItemStack) : EcoFastItemS
             val compound = base as NBTTagCompound
             val key = compound.getString("id")
             val level: Int = ('\uffff'.code.toShort() and compound.getShort("lvl")).toInt()
-            val found = Enchantment.getByKey(CraftNamespacedKey.fromStringOrNull(key))
+            val found = Enchantment.getByKey(NamespacedKeyUtils.fromString(key))
             if (found != null) {
                 foundEnchantments[found] = level
             }

eco-core/core-nms/v1_17_R1/src/main/kotlin/com/willfp/eco/internal/spigot/proxy/v1_17_R1/fast/NMSFastItemStack.kt

@@ -1,6 +1,7 @@
 package com.willfp.eco.internal.spigot.proxy.v1_17_R1.fast
 
 import com.willfp.eco.internal.fast.EcoFastItemStack
+import com.willfp.eco.util.NamespacedKeyUtils
 import com.willfp.eco.util.StringUtils
 import net.minecraft.nbt.CompoundTag
 import net.minecraft.nbt.ListTag
@@ -11,7 +12,6 @@ import net.minecraft.world.item.ItemStack
 import net.minecraft.world.item.Items
 import org.bukkit.craftbukkit.v1_17_R1.inventory.CraftItemStack
 import org.bukkit.craftbukkit.v1_17_R1.util.CraftMagicNumbers
-import org.bukkit.craftbukkit.v1_17_R1.util.CraftNamespacedKey
 import org.bukkit.enchantments.Enchantment
 import org.bukkit.inventory.ItemFlag
 import kotlin.experimental.and
@@ -31,7 +31,7 @@ class NMSFastItemStack(itemStack: org.bukkit.inventory.ItemStack) : EcoFastItemS
             val compound = base as CompoundTag
             val key = compound.getString("id")
             val level = ('\uffff'.code.toShort() and compound.getShort("lvl")).toInt()
-            val found = Enchantment.getByKey(CraftNamespacedKey.fromStringOrNull(key))
+            val found = Enchantment.getByKey(NamespacedKeyUtils.fromString(key))
             if (found != null) {
                 foundEnchantments[found] = level
             }

eco-core/core-nms/v1_18_R1/src/main/kotlin/com/willfp/eco/internal/spigot/proxy/v1_18_R1/fast/NMSFastItemStack.kt

@@ -1,6 +1,7 @@
 package com.willfp.eco.internal.spigot.proxy.v1_18_R1.fast
 
 import com.willfp.eco.internal.fast.EcoFastItemStack
+import com.willfp.eco.util.NamespacedKeyUtils
 import com.willfp.eco.util.StringUtils
 import net.minecraft.nbt.CompoundTag
 import net.minecraft.nbt.ListTag
@@ -11,7 +12,6 @@ import net.minecraft.world.item.ItemStack
 import net.minecraft.world.item.Items
 import org.bukkit.craftbukkit.v1_18_R1.inventory.CraftItemStack
 import org.bukkit.craftbukkit.v1_18_R1.util.CraftMagicNumbers
-import org.bukkit.craftbukkit.v1_18_R1.util.CraftNamespacedKey
 import org.bukkit.enchantments.Enchantment
 import org.bukkit.inventory.ItemFlag
 import kotlin.experimental.and
@@ -32,7 +32,7 @@ class NMSFastItemStack(itemStack: org.bukkit.inventory.ItemStack) : EcoFastItemS
             val compound = base as CompoundTag
             val key = compound.getString("id")
             val level = ('\uffff'.code.toShort() and compound.getShort("lvl")).toInt()
-            val found = Enchantment.getByKey(CraftNamespacedKey.fromStringOrNull(key))
+            val found = Enchantment.getByKey(NamespacedKeyUtils.fromString(key))
             if (found != null) {
                 foundEnchantments[found] = level
             }

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/EcoHandler.kt

@@ -14,6 +14,9 @@ import com.willfp.eco.internal.extensions.EcoExtensionLoader
 import com.willfp.eco.internal.factory.EcoMetadataValueFactory
 import com.willfp.eco.internal.factory.EcoNamespacedKeyFactory
 import com.willfp.eco.internal.factory.EcoRunnableFactory
+import com.willfp.eco.internal.fast.FastInternalNamespacedKeyFactory
+import com.willfp.eco.internal.fast.InternalNamespacedKeyFactory
+import com.willfp.eco.internal.fast.SafeInternalNamespacedKeyFactory
 import com.willfp.eco.internal.gui.EcoGUIFactory
 import com.willfp.eco.internal.integrations.PlaceholderIntegrationPAPI
 import com.willfp.eco.internal.logging.EcoLogger
@@ -29,6 +32,7 @@ import com.willfp.eco.internal.spigot.proxy.DummyEntityProxy
 import com.willfp.eco.internal.spigot.proxy.FastItemStackFactoryProxy
 import net.kyori.adventure.platform.bukkit.BukkitAudiences
 import org.bukkit.Location
+import org.bukkit.NamespacedKey
 import org.bukkit.entity.Entity
 import org.bukkit.inventory.ItemStack
 import java.util.logging.Logger
@@ -43,6 +47,9 @@ class EcoHandler : EcoSpigotPlugin(), Handler {
         if (this.configYml.getBool("mysql.enabled"))
             MySQLDataHandler(this) else YamlDataHandler(this)
     )
+    private val keyFactory: InternalNamespacedKeyFactory? =
+        if (this.configYml.getBool("use-safer-namespacedkey-creation"))
+            SafeInternalNamespacedKeyFactory() else FastInternalNamespacedKeyFactory()
 
     override fun createScheduler(plugin: EcoPlugin): EcoScheduler {
         return EcoScheduler(plugin)
@@ -147,4 +154,9 @@ class EcoHandler : EcoSpigotPlugin(), Handler {
     override fun createDummyEntity(location: Location): Entity {
         return getProxy(DummyEntityProxy::class.java).createDummyEntity(location)
     }
+
+    override fun createNamespacedKey(namespace: String, key: String): NamespacedKey {
+        @Suppress("DEPRECATION")
+        return keyFactory?.create(namespace, key) ?: NamespacedKey(namespace, key)
+    }
 }

eco-core/core-plugin/src/main/kotlin/com/willfp/eco/internal/spigot/display/PacketWindowItems.kt

@@ -6,6 +6,7 @@ import com.comphenix.protocol.events.PacketContainer
 import com.comphenix.protocol.events.PacketEvent
 import com.google.common.util.concurrent.ThreadFactoryBuilder
 import com.willfp.eco.core.AbstractPacketAdapter
+import com.willfp.eco.core.Eco
 import com.willfp.eco.core.EcoPlugin
 import com.willfp.eco.core.display.Display
 import com.willfp.eco.core.fast.FastItemStack
@@ -47,17 +48,10 @@ class PacketWindowItems(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, Packe
         handleRateLimit(player)
 
         if (usingAsync(player)) {
+            val newPacket = packet.deepClone()
+
             executor.execute {
-                runCatching {
-                    modifyAndSend(packet.shallowClone(), itemStacks, windowId, player)
-                }.onFailure {
-                    if (this.getPlugin().configYml.getBool("async-display.log-errors")) {
-                        this.getPlugin().logger.warning(
-                            "Error happened in async processing! Disable async display (/plugins/eco/config.yml)" +
-                                    "if this is a frequent issue. (Remember to disable ratelimit and emergency too)"
-                        )
-                    }
-                }
+                runCatchingWithLogs { modifyAndSend(newPacket, itemStacks, windowId, player) }
             }
         } else {
             modifyPacket(packet, itemStacks, windowId, player)
@@ -82,7 +76,7 @@ class PacketWindowItems(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, Packe
         modifyPacket(packet, itemStacks, windowId, player)
         ignorePacketList.add(player.name)
         this.getPlugin().scheduler.run {
-            ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet)
+            runCatchingWithLogs { ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet) }
         }
     }
 
@@ -169,4 +163,15 @@ class PacketWindowItems(plugin: EcoPlugin) : AbstractPacketAdapter(plugin, Packe
 
         return itemStacks
     }
-}
+}
+
+private inline fun <T> runCatchingWithLogs(toRun: () -> T): Result<T> {
+    return runCatching { toRun() }.onFailure {
+        if (Eco.getHandler().ecoPlugin.configYml.getBool("async-display.log-errors")) {
+            Eco.getHandler().ecoPlugin.logger.warning(
+                "Error happened in async processing! Disable async display (/plugins/eco/config.yml)" +
+                        "if this is a frequent issue. (Remember to disable ratelimit and emergency too)"
+            )
+        }
+    }
+}

eco-core/core-plugin/src/main/resources/config.yml

@@ -46,6 +46,13 @@ display-frame-ttl: 17
 # memory use.
 item-cache-ttl: 6000
 
+# The default bukkit NamespacedKey creation can cause decent amounts of lag under
+# load due to the use of regex validation in the constructor. eco has its own system
+# to create NamespacedKeys, however it can be unsafe as it skips most validation checks.
+# If you encounter any bugs with this, then enable this option - however it will come
+# at a performance penalty.
+use-safer-namespacedkey-creation: false
+
 # Window items packets have the option to be run asynchronously. This may cause
 # some bugs and is considered experimental, however it has been tested without
 # any apparent issues. Enable this if performance is absolutely crucial or if you
@@ -69,14 +76,14 @@ async-display:
     # If emergency async should be used.
     enabled: true
     # Below this TPS value, emergency async display will be used.
-    cutoff: 18
+    cutoff: 17
 
   # If players with a large amount of display packets should have their processing
   # done asynchronously. This will help if a player is trying to crash the server
   # by overloading the display system.
   ratelimit:
     # If rate limit async display should be used.
-    enabled: true
+    enabled: false
     # The amount of window items packets per timeframe needed to enable async display
     # for a specified player.
     cutoff: 4

eco-core/core-plugin/src/main/resources/plugin.yml

@@ -56,4 +56,5 @@ libraries:
   - 'mysql:mysql-connector-java:8.0.25'
   - 'com.google.guava:guava:31.0.1-jre'
   - 'com.zaxxer:HikariCP:5.0.0'
-  - 'org.apache.commons:commons-lang3:3.0'
+  - 'org.apache.commons:commons-lang3:3.0'
+  - 'org.objenesis:objenesis:3.2'

gradle.properties

@@ -1,3 +1,3 @@
-version = 6.20.2
+version = 6.21.0
 plugin-name = eco
 kotlin.code.style = official