AutoMapper

Auto是一种实体转换关系的模型，是一个.Net的对象映射工具

引入AutoMapper的相关包

在Extensions层中引入Nuget包，AutoMapper和Automapper.Extensions.Microsoft.DependencyInjection

添加映射文件

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public class ArticleProfile:Profile   {       public ArticleProfile()       {           CreateMap<Article, ArticleDto>();       }   }

在Extensions层的文件夹AutoMapper中添加AutoMapperConfig.cs

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public class AutoMapperConfig {     public static MapperConfiguration RegisterMappings() {         return new MapperConfiguration(cfg =>         {             cfg.AddProfile(new ArticleProfile());         });     } }

　　

在ServiceExtensions文件夹中添加AutoMapperSetup.cs

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public static class AutoMapperSetup {     public static void AddAutoMapperSetup(this IServiceCollection services)     {         if (services == null)         {             throw new ArgumentNullException(nameof(services));         }         services.AddAutoMapper(typeof(AutoMapperConfig));     } }

调用AutoMapper启动服务

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1	builder.Services.AddAutoMapperSetup();