velocity保存缓存数据到js

var data = null;
if(_STAGE.hotelRoomCache == null){
	#if("$!hotelDetail" != "")
		data = $!hotelDetail;
	#end
} else {
	data = _STAGE.hotelRoomCache;
}
//没有数据则直接返回
if(data == null || data == ""){
	return;
}

// 保存数据
_STAGE.hotelRoomCache = data;