本文介绍了如何在.Net核心API项目中读取appsetting.json文件中的多个连接字符串的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有多个连接字符串属性,例如:-在AppSetting.json文件中"connectionstring":{
"connection1":"datasource1";
"connection2":"datasource2";
}
我想读取控制器或服务文件中的连接字符串键。在.Net Core API中可以吗?
谢谢
推荐答案
您可以将设置绑定到依赖项注入服务容器,以便更优雅地使用。这是一个供你参考的例子。单据:Configuration in ASP.NET Core
期权模型public class AppSettings
{
public ConnectionStringOptions ConnectionStrings { get; set; }
}
public class ConnectionStringOptions
{
public string Connection1 { get; set; }
public string connection2 { get; set; }
}
Startup.cspublic IConfiguration Configuration { get; }
public Startup(IConfiguration configuration)
{
Configuration = configuration;
}
public void ConfigureServices(IServiceCollection services)
{
services.Configure<AppSettings>(this.Configuration);
}
Controller.cspublic class DemoController : ControllerBase
{
private readonly AppSettings appSettings;
public DemoController(IOptions<AppSettings> configuration)
{
this.appSettings = configuration.Value;
var connString1 = this.appSettings.Connection1;
var connString2 = this.appSettings.Connection2;
}
}
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