C# 在多线程服务器中使用实体框架

在多线程服务器中使用实体框架的C#应用

csharp
using System;
using System.Threading.Tasks;
using System.Data.Entity;
public class Customer
{
    public int Id { get; set; }
    public string Name { get; set; }
    public string Email { get; set; }
}
public class CustomerContext : DbContext
{
    public DbSet Customers { get; set; }
}
public class Server
{
    private CustomerContext _context;
    public Server()
    {
        _context = new CustomerContext();
    }
    public async Task GetCustomerAsync(int id)
    {
        return await Task.Run(() =>
        {
            lock (_context)
            {
                return _context.Customers.Find(id);
            }
        });
    }
    public async Task AddCustomerAsync(Customer customer)
    {
        await Task.Run(() =>
        {
            lock (_context)
            {
                _context.Customers.Add(customer);
                _context.SaveChanges();
            }
        });
    }
}
public class Program
{
    public static void Main()
    {
        Server server = new Server();
        // 多个客户端请求并发处理
        Task.Run(() =>
        {
            Customer customer = server.GetCustomerAsync(1).Result;
            Console.WriteLine($"Customer: {customer.Name}");
        });
        Task.Run(() =>
        {
            Customer newCustomer = new Customer { Name = "John", Email = "john@example.com" };
            server.AddCustomerAsync(newCustomer).Wait();
            Console.WriteLine("New customer added.");
        });
        Console.ReadLine();
    }
}