首先需要nuget引入包
using Autofac;
using Autofac.Extensions.DependencyInjection;
public class Startup
{
public Startup(IConfiguration configuration)
{
Configuration = configuration;
}
public IConfiguration Configuration { get; }
public static IContainer AutofacContainer;
//定义autofac容器
// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
//注册数据库Gwglxs
services.AddDbContext<GwglxsDbContext>(options =>
options.UseSqlServer(
Configuration.GetConnectionString("GwglxsConnection")
)//.UseLazyLoadingProxies()//懒加载,需要加载包：Microsoft.EntityFrameworkCore.Proxies
);
services.AddMvcCore()
.AddAuthorization();//认证服务.AddJsonFormatters()
services.AddAuthentication("Bearer")
.AddJwtBearer("Bearer", options =>
{
options.Authority = "http://www.xxxx.com:5100";//授权服务器
options.RequireHttpsMetadata = false;
//options.Audience = "wyapicore";////"http://www.xxxx.cn:5211",//API数据提供中心
options.Audience = "wyapicore";////"http://www.xxxx.com:5211",//API数据提供中心
});
});
services.Replace(ServiceDescriptor
.Transient<IControllerActivator, ServiceBasedControllerActivator>());//3.0
//services.AddControllers();//3.0
services.AddControllersWithViews().AddControllersAsServices();//3.0
services.AddRazorPages();//3.0
services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();
services.AddMemoryCache();//使用本地缓存必须添加
services.AddSession();//使用Session
services.AddSignalR();//使用 SignalR
//
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_3_0);
//add autofac
ContainerBuilder containerbuilder = new ContainerBuilder();
//将services中的服务填充到Autofac中
containerbuilder.Populate(services);
//型模块组件注册
containerbuilder.RegisterModule<DefaultModuleRegister>();//<DefaultModuleRegister>();
//创建容器
AutofacContainer = containerbuilder.Build();
//使用容器
new AutofacServiceProvider(AutofacContainer);
}
//通过配置容器注册接口类
public void ConfigureContainer(ContainerBuilder builder)
{
builder.RegisterModule<DefaultModuleRegister>();
}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IWebHostEnvironment env, IHost host, Microsoft.Extensions.Hosting.IHostApplicationLifetime appLitetime)
{
//using (var container = host.Services.CreateScope())
//{
// IPhone phone = container.ServiceProvider.GetService<IPhone>();
//}
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
app.UseDatabaseErrorPage();//????需要添加基础标识数据库架构之后才用与数据迁移
}
else
{
//app.UseExceptionHandler("/Home/Error");
//the default hsts value is 30 days,you may want to change this for production scenarios,see https://aka.ms/aspnetcore-hsts.
//app.UseHsts();
}
//app.UseHttpsRedirection();
//app.UseSession();//app.UseSession();必须在app.UseHttpsRedirection();之后
app.UseStaticFiles();
app.UseCookiePolicy();
app.UseRouting();
app.UseCors("default");//跨域管道
//app.UseAuthentication();//认证管道
app.UseAuthorization();//
app.UseEndpoints(endpoints =>
{
endpoints.MapControllerRoute(
name: "default",
pattern: "{controller=Home}/{action=Index}/{id?}");
endpoints.MapRazorPages();
////区域路由
//endpoints.MapAreaControllerRoute(
// name: "areas",
// areaName:"areas",
// pattern: "{area:exists}/{controller=Home}/{action=Index}/{id?}");
//endpoints.MapRazorPages();
});
//程序停止调用autofac函数
appLitetime.ApplicationStopped.Register(() => { AutofacContainer.Dispose(); });
}
}
/////////////////////////下面是接口及类的注册类////////////////////////////////
public class DefaultModuleRegister : Autofac.Module
{
protected override void Load(ContainerBuilder builder)
{
////注册当前程序集中以“Service”及“Repository”结尾的类,暴漏类实现的所有接口，生命周期为PerLifetimeScope
//以“Service”及“Repository”结尾的类是利用发型实现的数据仓库的管理及业务处理的类和接口
builder.RegisterAssemblyTypes(System.Reflection.Assembly.GetExecutingAssembly()).Where(t => t.Name.EndsWith("Service")).AsImplementedInterfaces().InstancePerLifetimeScope();
builder.RegisterAssemblyTypes(System.Reflection.Assembly.GetExecutingAssembly()).Where(t => t.Name.EndsWith("Repository")).AsImplementedInterfaces().InstancePerLifetimeScope();
}
public static Assembly GetAssembly(string assemblyName)
{
var assembly = AssemblyLoadContext.Default.LoadFromAssemblyPath(AppContext.BaseDirectory + $"{assemblyName}.dll");
return assembly;
}
}