void cashierServesCustomer(Cashier cashier, int customerId)
{
int servingTime = (int)((servingTimeMin + rnd.NextDouble() * (servingTimeMax - servingTimeMin)) * 1000);
ThreadPool.QueueUserWorkItem(obj =>
{
cashier.serve(customerId, servingTime);
cashier.IdleEvent.Set();
});
}
static void Main(string[] args)
{
//创建收银对象，从而创建仓库
Cashier cs = new Cashier();
//展示货物
cs.ShowPros();
//与顾客交互
cs.WhatToBuy();
Console.ReadKey();
}
static void Main(string[] args)
{
var cancellationTokenSource = new CancellationTokenSource();
var token = cancellationTokenSource.Token;
// create and init init Cashiers & QueueManager
var cashiers = new List <ICashier>(Config.NumberOfCashiers);
for (int i = 0; i < Config.NumberOfCashiers; i++)
{
var cashier = new Cashier(i, Constants.ONE_SEC * Config.OrderProcessingMinTimeInSec, Constants.ONE_SEC * Config.OrderProcessingMaxTimeInSec);
cashiers.Add(cashier);
}
var queueManager = new QueueManager(cashiers);
// start the Queue Manager
queueManager.Start(cancellationTokenSource);
// generate new customers
int peopleJoinQueueRate = Config.PeopleJoinQueueRatePerSecond * Constants.ONE_SEC;
var addCustomersTask = new Task(async() =>
{
while (!token.IsCancellationRequested)
{
// add new customers to the queue by defined rate
await Task.Delay(peopleJoinQueueRate);
queueManager.AddCustomer(new Customer());
}
}, token, TaskCreationOptions.LongRunning);
// start generating customers
addCustomersTask.Start();
Console.WriteLine("Type \"quit\" to exit.\r\n");
// exit application
var input = string.Empty;
while (input.ToLower() != "quit")
{
input = Console.ReadLine();
}
cancellationTokenSource.Cancel();
}
public QueueHandler(int numOfCashiers, double servingMin, double servingMax)
{
for (int i = 0; i < numOfCashiers; ++i)
{
Cashier cashier = new Cashier(i + 1);
cashiers.Add(cashier);
}
servingTimeMin = servingMin;
servingTimeMax = servingMax;
Thread t = new Thread(ThreadFunc);
t.Start();
}
