Basic Armadillo structure

core/src/main/java/org/geysermc/geyser/entity/EntityDefinitions.java

@@ -53,6 +53,7 @@ import org.geysermc.geyser.translator.text.MessageTranslator;
 public final class EntityDefinitions {
     public static final EntityDefinition<AllayEntity> ALLAY;
     public static final EntityDefinition<AreaEffectCloudEntity> AREA_EFFECT_CLOUD;
+    public static final EntityDefinition<ArmadilloEntity> ARMADILLO;
     public static final EntityDefinition<ArmorStandEntity> ARMOR_STAND;
     public static final EntityDefinition<TippedArrowEntity> ARROW;
     public static final EntityDefinition<AxolotlEntity> AXOLOTL;
@@ -770,6 +771,11 @@ public final class EntityDefinitions {
 
         // Extends ageable
         {
+            ARMADILLO = EntityDefinition.inherited(ArmadilloEntity::new, ageableEntityBase)
+                    .type(EntityType.ARMADILLO)
+                    .height(0.65f).width(0.7f)
+                    .addTranslator(null)
+                    .build();
             AXOLOTL = EntityDefinition.inherited(AxolotlEntity::new, ageableEntityBase)
                     .type(EntityType.AXOLOTL)
                     .height(0.42f).width(0.7f)

core/src/main/java/org/geysermc/geyser/entity/type/living/animal/ArmadilloEntity.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2019-2024 GeyserMC. http://geysermc.org
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.geyser.entity.type.living.animal;
+
+import org.cloudburstmc.math.vector.Vector3f;
+import org.geysermc.geyser.entity.EntityDefinition;
+import org.geysermc.geyser.session.GeyserSession;
+
+import java.util.UUID;
+
+public class ArmadilloEntity extends AnimalEntity {
+    public ArmadilloEntity(GeyserSession session, int entityId, long geyserId, UUID uuid, EntityDefinition<?> definition, Vector3f position, Vector3f motion, float yaw, float pitch, float headYaw) {
+        super(session, entityId, geyserId, uuid, definition, position, motion, yaw, pitch, headYaw);
+    }
+}

core/src/main/java/org/geysermc/geyser/registry/type/ItemMappings.java

@@ -98,9 +98,9 @@ public class ItemMappings implements DefinitionRegistry<ItemDefinition> {
         return javaId >= 0 && javaId < this.items.length ? this.items[javaId] : ItemMapping.AIR;
     }
 
-    @Nullable
+    @NonNull
     public ItemMapping getMapping(Item javaItem) {
-        return getMapping(javaItem.javaIdentifier());
+        return getMapping(javaItem.javaId());
     }
 
     /**