docs: public void printTopStack() throws IOException {
  		System.out.printf("%n Stack trace of top %d threads:%n", view.threadLimit);
  
  		ThreadInfo[] infos = view.topThreadInfo.getTopThreadInfo();
  		for (ThreadInfo info : infos) {
  			if (info == null) {
  				continue;
  			}
  			printSingleThread(info);
  		}
  		System.out.flush();
  	}