if(tabFolderView.getTabList().length > 0) {
     System.out.println(tabFolderView.getTabList().length);
     for (int i = 0; i < tabFolderView.getTabList().length; i++) {
          String tabItemText = tabFolderView.getItem(i).getText();
          if(tabItemText.equalsIgnoreCase(peripheralName)) {
               return null;
          }
     }
}