Add EntityEquipment API. Adds BUKKIT-3103

By: feildmaster <admin@feildmaster.com>

paper-api/src/main/java/org/bukkit/entity/LivingEntity.java

@@ -6,6 +6,7 @@ import java.util.List;
 
 import org.bukkit.Location;
 import org.bukkit.block.Block;
+import org.bukkit.inventory.EntityEquipment;
 import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
 
@@ -293,4 +294,25 @@ public interface LivingEntity extends Entity {
      * @param remove The remove status
      */
     public void setRemoveWhenFarAway(boolean remove);
+
+    /**
+     *  Gets the inventory with the equipment worn by this entity.
+     *
+     *  @return the entities inventory.
+     */
+    public EntityEquipment getEquipment();
+
+    /**
+     * Sets whether or not the entity can pick up items
+     *
+     * @param pickup Whether or not the entity can pick up items
+     */
+    public void setCanPickupItems(boolean pickup);
+
+    /**
+     * Gets if the entity can pick up items
+     *
+     * @return whether or not the entity can pick up items
+     */
+    public boolean getCanPickupItems();
 }

paper-api/src/main/java/org/bukkit/inventory/EntityEquipment.java

@@ -0,0 +1,209 @@
+package org.bukkit.inventory;
+
+import org.bukkit.entity.Entity;
+
+/**
+ * An interface to a creatures inventory
+ */
+public interface EntityEquipment {
+    /**
+     * Gets a copy of the item the entity is currently holding
+     *
+     * @return the currently held item
+     */
+    ItemStack getItemInHand();
+
+    /**
+     * Sets the item the entity is holding
+     *
+     * @param stack The item to put into the entities hand
+     */
+    void setItemInHand(ItemStack stack);
+
+    /**
+     * Gets a copy of the helmet currently being worn by the entity
+     *
+     * @return The helmet being worn
+     */
+    ItemStack getHelmet();
+
+    /**
+     * Sets the helmet worn by the entity
+     *
+     * @param helmet The helmet to put on the entity
+     */
+    void setHelmet(ItemStack helmet);
+
+    /**
+     * Gets a copy of the chest plate currently being worn by the entity
+     *
+     * @return The chest plate being worn
+     */
+    ItemStack getChestplate();
+
+    /**
+     * Sets the chest plate worn by the entity
+     *
+     * @param chestplate The chest plate to put on the entity
+     */
+    void setChestplate(ItemStack chestplate);
+
+    /**
+     * Gets a copy of the leggings currently being worn by the entity
+     *
+     * @return The leggings being worn
+     */
+    ItemStack getLeggings();
+
+    /**
+     * Sets the leggings worn by the entity
+     *
+     * @param leggings The leggings to put on the entity
+     */
+    void setLeggings(ItemStack leggings);
+
+    /**
+     * Gets a copy of the boots currently being worn by the entity
+     *
+     * @return The boots being worn
+     */
+    ItemStack getBoots();
+
+    /**
+     * Sets the boots worn by the entity
+     *
+     * @param boots The boots to put on the entity
+     */
+    void setBoots(ItemStack boots);
+
+    /**
+     * Gets a copy of all worn armor
+     *
+     * @return The array of worn armor
+     */
+    ItemStack[] getArmorContents();
+
+    /**
+     * Sets the entities armor to the provided array of ItemStacks
+     *
+     * @param items The items to set the armor as
+     */
+    void setArmorContents(ItemStack[] items);
+
+    /**
+     * Clears the entity of all armor and held items
+     */
+    void clear();
+
+    /**
+     * Gets the chance of the currently held item being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @return chance of the currently held item being dropped (1 for players)
+     */
+    float getItemInHandDropChance();
+
+    /**
+     * Sets the chance of the item this creature is currently holding being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @param chance the chance of the currently held item being dropped
+     * @throws UnsupportedOperationException when called on players
+     */
+    void setItemInHandDropChance(float chance);
+
+    /**
+     * Gets the chance of the helmet being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @return the chance of the helmet being dropped (1 for players)
+     */
+    float getHelmetDropChance();
+
+    /**
+     * Sets the chance of the helmet being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @param chance of the helmet being dropped
+     * @throws UnsupportedOperationException when called on players
+     */
+    void setHelmetDropChance(float chance);
+
+    /**
+     * Gets the chance of the chest plate being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @return the chance of the chest plate being dropped (1 for players)
+     */
+    float getChestPlateDropChance();
+
+    /**
+     * Sets the chance of the chest plate being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @param chance of the chest plate being dropped
+     * @throws UnsupportedOperationException when called on players
+     */
+    void setChestPlateDropChance(float chance);
+
+    /**
+     * Gets the chance of the leggings being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @return the chance of the leggings being dropped (1 for players)
+     */
+    float getLeggingsDropChance();
+
+    /**
+     * Sets the chance of the leggings being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @param chance chance of the leggings being dropped
+     * @throws UnsupportedOperationException when called on players
+     */
+    void setLeggingsDropChance(float chance);
+
+    /**
+     * Gets the chance of the boots being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @return the chance of the boots being dropped (1 for players)
+     */
+    float getBootsDropChance();
+
+    /**
+     * Sets the chance of the boots being dropped upon this creature's death
+     * <p />
+     * <li />A drop chance of 0F will never drop
+     * <li />A drop chance of 1F will always drop
+     *
+     * @param chance of the boots being dropped
+     * @throws UnsupportedOperationException when called on players
+     */
+    void setBootsDropChance(float chance);
+
+    /**
+     * Get the entity this CreatureEquipment belongs to
+     *
+     * @return the entity this CreatureEquipment belongs to
+     */
+    Entity getHolder();
+}