PolylineQueue queue = new PolylineQueue(e, start, end);
PolylineQueue queue = new PolylineQueue(e, start, end,this.radius);
	protected void checkDXFEntity(DXFEntity e, Point start, Point end) {		Iterator i = this.queues.iterator();		while (i.hasNext()) {			PolylineQueue queue = (PolylineQueue) i.next();			if (queue.connectDXFEntity(e, start, end)) {				return;			}		}		// nothing found create a new queue		PolylineQueue queue = new PolylineQueue(e, start, end);		this.queues.add(queue);	}