47 lines
1.6 KiB
C#
47 lines
1.6 KiB
C#
using MAX.Core.DependencyInjection;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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namespace MAX.Framework.Interfaces
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{
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/// <summary>
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/// 模块上下文：模块在「服务注册阶段」能拿到的全部宿主信息。
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/// 之所以包成一个对象，是为了以后要再补宿主的其他东西（日志、配置节、HostApplicationBuilder 等）时不用改接口签名。
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/// </summary>
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public sealed class ModuleContext
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{
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public ModuleContext(
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IServiceCollection services,
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IServiceRegistrar registrar,
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IConfiguration configuration,
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IHostEnvironment? environment = null)
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{
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Services = services;
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Registrar = registrar;
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Configuration = configuration;
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Environment = environment;
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}
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/// <summary>
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/// 服务集合（Microsoft.Extensions.DependencyInjection），等价于宿主里的 <c>builder.Services</c>
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/// </summary>
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public IServiceCollection Services { get; }
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/// <summary>
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/// 容器无关的注册器，等价于 <see cref="IStartup.Register"/> 里拿到的那个，便于以后换容器
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/// </summary>
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public IServiceRegistrar Registrar { get; }
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/// <summary>
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/// 应用配置，等价于宿主的 <c>builder.Configuration</c>（永不为 null；走旧的无参入口时是空配置）
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/// </summary>
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public IConfiguration Configuration { get; }
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/// <summary>
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/// 宿主环境，等价于宿主的 <c>builder.Environment</c>；走旧的无参入口时为 null
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/// </summary>
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public IHostEnvironment? Environment { get; }
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}
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}
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