29    private function __construct(){
 
   33    public const NONE = 0x0;
 
   34    public const ALL = 0xffff;
 
   35    public const ARMOR = self::HEAD | self::TORSO | self::LEGS | self::FEET;
 
   36    public const HEAD = 0x1;
 
   37    public const TORSO = 0x2;
 
   38    public const LEGS = 0x4;
 
   39    public const FEET = 0x8;
 
   40    public const SWORD = 0x10;
 
   41    public const BOW = 0x20;
 
   42    public const TOOL = self::HOE | self::SHEARS | self::FLINT_AND_STEEL;
 
   43    public const HOE = 0x40;
 
   44    public const SHEARS = 0x80;
 
   45    public const FLINT_AND_STEEL = 0x100;
 
   46    public const DIG = self::AXE | self::PICKAXE | self::SHOVEL;
 
   47    public const AXE = 0x200;
 
   48    public const PICKAXE = 0x400;
 
   49    public const SHOVEL = 0x800;
 
   50    public const FISHING_ROD = 0x1000;
 
   51    public const CARROT_STICK = 0x2000;
 
   52    public const ELYTRA = 0x4000;
 
   53    public const TRIDENT = 0x8000;