public static void debug(Object... x){
  ConcurrentLinkedQueue<Item> q=que.get();
  if (q != null)   q.add(new Item(x));
}

public static void debug ( Object ... x ) { ConcurrentLinkedQueue < Item > q = que . get ( ) ; if ( q != null ) q . add ( new Item ( x ) ) ; }
add the data to debug queue .
