[Asp.Net Core]Autofac支持配置文件

• 1.Nuget引入程序集
• 2.准备配置文件atuofac.json
• 3.读取配置文件，根据配置文件信息，生成抽象和映射信息

Autofac.Extensions.DependencyInjection
Autofac.Configuration
Autofac

           #region Autofac 支持配置文件
            {
                ContainerBuilder containerBuilder = new ContainerBuilder();
                //就可以在这里写入autofac注入的各种
                {
                    //读取配置文件，把配置关系装载到ContainerBuilder
                    IConfigurationBuilder config = new ConfigurationBuilder();
                    IConfigurationSource atuofacJsonConfigSource = new JsonConfigurationSource()
                    {
                        Path = "CfgFile/autofac.json",
                        Optional = false,//boolean,默认就是false,可不写
                        ReloadonChange = true,//同上
                    };
                    config.Add(atuofacJsonConfigSource);
                    ConfigurationModule module = new ConfigurationModule(config.Build());
                    containerBuilder.RegisterModule(module);
                }
                IContainer container = containerBuilder.Build();
                ITestServiceA testServiceA = container.Resolve();
                ITestServiceD testServiceD = container.Resolve();
                testServiceD.Show();
          
            }