public String printParkInfoForBoy() {
		String text="";
		if(getParkList().size() == 0) {
			text="目前没有管理任何停车场！";
			
		}
		int emptyNum = 0;
		int totalNum = 0;
		
		text=text+"-----------------------------------------------" + "\n";
		for(int i = 0; i < getParkList().size(); i ++) {
			Park park = getParkList().get(i);
			text = text + "停车场编号：" + park.getCode() + "\n";
			text = text+ "停车场名称：" + park.getParkName() + "\n";
			text = text+"        车位数：" + park.getTotalNum()+ "\n";
			text = text+"        空位数：" + park.getEmptyNum()+ "\n";
			
			text=text+"-----------------------------------------------" + "\n";
			emptyNum += park.getEmptyNum();
			totalNum += park.getTotalNum();
		}
		text = text+"共计车位数：" + totalNum + "\n";
		text = text+"共计空位数：" + emptyNum + "\n";
		return text;
	}