public void Remove(string key)
{
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
_redisClient.Del(key.Split('|'));
// TODO: Error handling
}
/// <summary>
///
/// </summary>
private static void TestSeckillDemo()
{
//模拟线程数
var thredNumber = 32;
//模拟单线程请求数
var requestNumber = 5;
//秒杀库存数
var stockNumber = 10;
//秒杀成功队列key
var key = "order1";
//分布式锁key
var nxKey = "order1NX";
var csredis = new CSRedis.CSRedisClient(redisConnectionStr);
csredis.Del(key);
var isEnd = false;
List <ManualResetEvent> manualEvents = new List <ManualResetEvent>();
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
for (int i = 0; i < thredNumber; i++)
{
ManualResetEvent mre = new ManualResetEvent(false);
manualEvents.Add(mre);
Param pra = new Param();
pra.mrEvent = mre;
pra.praData = i;
ThreadPool.QueueUserWorkItem((object state) =>
{
Param pra = (Param)state;
var sets = pra.praData;
for (int i = 0; i < requestNumber; i++)
{
Thread.Sleep(50);
if (isEnd)
{
Console.WriteLine($"线程{sets} - 用户{i} 秒杀失败，抢完了。");
continue;
}
//设置客户端的标识，用于解锁
var nxSelfMarkvalue = $"thred{sets}_user{i}";
//加锁
var setnxResult = csredis.M5_LockPE(nxKey, nxSelfMarkvalue, 1000);
if (setnxResult)
{
var len = csredis.LLen(key);
//库存不足
if (len >= stockNumber)
{
isEnd = true;
stopwatch.Stop();
Console.WriteLine($"线程{sets} - 用户{i} 秒杀失败，抢完了。");
}
else
{
var value = $"线程{sets}-用户{i}";
csredis.LPush(key, value);
//解锁 nxSelfMarkvalue，防止误解锁
csredis.M5_UnLock(nxKey, nxSelfMarkvalue);
Console.WriteLine($"线程{sets} - 用户{i} 秒杀成功。");
}
}
else
{
Console.WriteLine($"线程{sets} - 用户{i} 系统繁忙，请稍后再试。 秒杀失败。");
}
}
pra.mrEvent.Set();
// Console.WriteLine($"线程{sets}已抢购完毕！");
}, pra);
}
WaitHandle.WaitAll(manualEvents.ToArray());
var lenALL = csredis.LLen(key);
Console.WriteLine($"\r\n秒杀成功人数：{lenALL} 人,用时：{stopwatch.ElapsedMilliseconds} 毫秒.");
Console.WriteLine($"\r\n是否超售：{(lenALL > stockNumber ? "是":"否")}");
Console.WriteLine("\r\n秒杀成功人员名单：");
for (int i = 0; i < stockNumber; i++)
{
Console.WriteLine(csredis.RPop(key));
}
}
public int ClearCar(string token, int totalcount, decimal price)
{
int userId = 0;
JWTHelper jWT = new JWTHelper();
string json = jWT.GetPayload(token);
Customer model = JsonConvert.DeserializeObject <Customer>(json);
if (model != null)
{
userId = model.UserId;
}
else
{
return(0);
}
Random random = new Random();
List <ProductInfo> list = redis.Get <List <ProductInfo> >("shopcar");
OrderInfo order = new OrderInfo();
order.OrderId = random.Next(1, 1000000).ToString();
order.UserId = userId;
order.Orderdate = DateTime.Now;
order.Orderamount = totalcount;
order.Message = "很满意";
order.Postmethod = "中通";
order.Paymethod = "支付宝";
order.Recevername = model.UserName;
order.Receveraddr = model.UserAddress;
order.Recevertel = model.UserTel;
order.Memo = "_";
order.Totalprice = price;
List <Orderdetail> orderdetails = new List <Orderdetail>();
foreach (var item in list)
{
Orderdetail orderdetail = new Orderdetail();
orderdetail.OrderDetailId = random.Next(1, 100000);
orderdetail.OrderId = order.OrderId;
orderdetail.ProductId = item.ProductId;
orderdetail.Orderamount = item.ProductAmount;
orderdetail.Poststatus = "未发货";
orderdetail.Recevstatus = "未收货";
orderdetail.Saletotalprice = (item.ProductDPrice * item.ProductAmount).ToString();
orderdetails.Add(orderdetail);
}
_goodsList.UptKuCun(redis.Get <List <ProductInfo> >("shopcar"));
if (_goodsList.AddOrder(order, orderdetails) > 0)
{
redis.Del("shopcar");
return(1);
}
return(0);
}
