private InvBlockInfo getSelectedContainer() {
   int selected = storageList.getSelected();
   if (selected != -1) {
     SyncedValueList<InvBlockInfo> inventories = tileEntity.getInventories();
     if (selected < inventories.size()) {
       InvBlockInfo invBlockInfo = inventories.get(selected);
       return invBlockInfo;
     }
   }
   return null;
 }