Use BaseMenu<?> instead of Inventory

This is to Improve performance by allocating less each inventory recreation (unlike 1.1.3 and under)

Author: coderFlameyosFlow

src/main/java/me/flame/menus/menu/fillers/BorderFiller.java

@@ -3,6 +3,7 @@
 import lombok.var;
 import me.flame.menus.items.MenuItem;
 
+import me.flame.menus.menu.BaseMenu;
 import org.bukkit.Material;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
@@ -11,35 +12,39 @@
 
 @SuppressWarnings("unused")
 public final class BorderFiller {
-    private final Inventory menu;
-    private final int size;
+    private final BaseMenu<?> menu;
 
-    BorderFiller(@NotNull Inventory menu) {
+    BorderFiller(@NotNull BaseMenu<?> menu) {
         this.menu = menu;
-        this.size = menu.getSize();
     }
 
-    public static BorderFiller from(@NotNull Inventory menu) {
+    public static BorderFiller from(@NotNull BaseMenu<?> menu) {
         return new BorderFiller(menu);
     }
 
     public void fillBorders(Material borderMaterial) {
-        var itemStack = new ItemStack(borderMaterial);
+        final int size = menu.getSize();
+        final var itemStack = new ItemStack(borderMaterial);
+
         for (int i = 0; i < size; i++) {
-            if ((i < 9 || i >= size - 9) || (i % 9 == 0 || i % 9 == 8))
-                menu.setItem(i, itemStack);
+            if ((i < 9 || i >= size - 9) ||
+                (i % 9 == 0 || i % 9 == 8)) menu.setItem(i, itemStack);
         }
     }
 
     public void fillBorders(@NotNull MenuItem borderMaterial) {
-        var itemStack = borderMaterial.getItemStack();
+        final int size = menu.getSize();
+        final var itemStack = borderMaterial.getItemStack();
+
         for (int i = 0; i < size; i++) {
             if ((i < 9 || i >= size - 9) ||
                 (i % 9 == 0 || i % 9 == 8)) menu.setItem(i, itemStack);
         }
     }
 
     public void fillBorders(ItemStack itemStack) {
+        final int size = menu.getSize();
+
         for (int i = 0; i < size; i++) {
             if ((i < 9 || i >= size - 9) ||
                 (i % 9 == 0 || i % 9 == 8)) menu.setItem(i, itemStack);