/**
  * @param Player|Player[] $target
  */
 public function sendContents($target)
 {
     if ($target instanceof Player) {
         $target = [$target];
     }
     $pk = new ContainerSetContentPacket();
     $pk->slots = [];
     $holder = $this->getHolder();
     if ($holder instanceof Player and $holder->isCreative()) {
         // mwvent - return because this packet causes problems - TODO: why?
         return;
         //TODO: Remove this workaround because of broken client
         foreach (Item::getCreativeItems() as $i => $item) {
             $pk->slots[$i] = Item::getCreativeItem($i);
         }
     } else {
         for ($i = 0; $i < $this->getSize(); ++$i) {
             //Do not send armor by error here
             $pk->slots[$i] = $this->getItem($i);
         }
     }
     foreach ($target as $player) {
         $pk->hotbar = [];
         if ($player === $this->getHolder()) {
             for ($i = 0; $i < $this->getHotbarSize(); ++$i) {
                 $index = $this->getHotbarSlotIndex($i);
                 $pk->hotbar[] = $index <= -1 ? -1 : $index + 9;
             }
         }
         if (($id = $player->getWindowId($this)) === -1 or $player->spawned !== true) {
             $this->close($player);
             continue;
         }
         $pk->windowid = $id;
         $player->dataPacket(clone $pk);
     }
 }