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@josejuan
Created October 23, 2023 08:10
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public interface IService {}
public class ServiceA : IService {}
public class ServiceB : IService {}
// In your Startup.cs or ConfigureServices method
public void ConfigureServices(IServiceCollection services)
{
services.AddScoped<IService, ServiceA>();
}
// Somewhere in your code where you want to switch the implementation
using (var scope = serviceProvider.CreateScope())
{
var scopedServices = scope.ServiceProvider;
var serviceDescriptor = new ServiceDescriptor(typeof(IService), typeof(ServiceB), ServiceLifetime.Scoped);
((ServiceCollection)scopedServices).Replace(serviceDescriptor);
var service = scopedServices.GetRequiredService<IService>();
// Now 'service' will be an instance of ServiceB
}
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