SPIGOT-1244, SPIGOT-6860, SPIGOT-6874: Various Javadoc and formatting fixes

By: Parker Hawke <hawkeboyz2@hotmail.com>

paper-api/src/main/java/org/bukkit/event/player/PlayerArmorStandManipulateEvent.java

@@ -8,7 +8,8 @@ import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
 
 /**
- * Called when a player interacts with an armor stand and will either swap, retrieve or place an item.
+ * Called when a player interacts with an armor stand and will either swap, retrieve or
+ * place an item.
  */
 public class PlayerArmorStandManipulateEvent extends PlayerInteractEntityEvent {
 
@@ -26,12 +27,14 @@ public class PlayerArmorStandManipulateEvent extends PlayerInteractEntityEvent {
     }
 
     /**
-     * Returns the item held by the player. If this Item is null and the armor stand Item is also null,
-     * there will be no transaction between the player and the armor stand.
-     * If the Player's item is null, but the armor stand item is not then the player will obtain the armor stand item.
-     * In the case that the Player's item is not null, but the armor stand item is null, the players item will be placed on the armor stand.
-     * If both items are not null, the items will be swapped.
-     * In the case that the event is cancelled the original items will remain the same.
+     * Returns the item held by the player.
+     * <p>
+     * If this item is empty and the armor stand item is also empty, there will be no
+     * transaction between the player and the armor stand. If the player's item is empty
+     * but the armor stand item is not, the player's item will be placed on the armor
+     * stand. If both items are not empty, the items will be swapped.
+     * <p>
+     * In the case that this event is cancelled, the original items will remain the same.
      * @return the item held by the player.
      */
     @NotNull
@@ -41,10 +44,14 @@ public class PlayerArmorStandManipulateEvent extends PlayerInteractEntityEvent {
 
     /**
      * Returns the item held by the armor stand.
-     * If this Item is null and the player's Item is also null, there will be no transaction between the player and the armor stand.
-     * If the Player's item is null, but the armor stand item is not then the player will obtain the armor stand item.
-     * In the case that the Player's item is not null, but the armor stand item is null, the players item will be placed on the armor stand.
-     * If both items are not null, the items will be swapped.
+     * <p>
+     * If this item is empty and the player's item is also empty, there will be no
+     * transaction between the player and the armor stand. If the player's item is empty
+     * but the armor stand item is not, then the player will obtain the armor stand item.
+     * In the case that the player's item is not empty but the armor stand item is empty,
+     * the player's item will be placed on the armor stand. If both items are not empty,
+     * the items will be swapped.
+     * <p>
      * In the case that the event is cancelled the original items will remain the same.
      * @return the item held by the armor stand.
      */