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DouyinApi.Serilog.Es/Formatters/JsonConfigUtils.cs

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+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Configuration.Json;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
+
+namespace DouyinApi.Serilog.Es.Formatters
+{
+    /// <summary>
+    /// Json 配置文件通用类
+    /// </summary>
+    public static class JsonConfigUtils
+    {
+        #region 变量
+
+        /// <summary>
+        /// 锁
+        /// </summary>
+        private static object __Lock__ = new object();
+
+        //  读取到的系统配置信息
+        public static IConfiguration Configuration { get; set; }
+
+        #endregion
+
+        /// <summary>
+        /// 读取配置文件的信息
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="fileName">要读取json的名称</param>
+        /// <param name="key">要读取的json节点名称</param>
+        /// <returns></returns>
+        public static T GetAppSettings<T>(string AppSettingsFileName, string key) where T : class, new()
+        {
+            lock (__Lock__)
+            {
+                if (Configuration == null)
+                {
+                    Configuration = new ConfigurationBuilder()
+                        .Add(new JsonConfigurationSource
+                        {
+                            Path = AppSettingsFileName,
+                            Optional = false,
+                            ReloadOnChange = true
+                        })
+                        .Build();
+                }
+                var appconfig = new ServiceCollection()
+                    .AddOptions()
+                    .Configure<T>(Configuration.GetSection(key))
+                    .BuildServiceProvider()
+                    .GetService<IOptions<T>>()
+                    .Value;
+
+                return appconfig;
+            }
+        }
+
+
+        public static string GetJson(string jsonPath, string key)
+        {
+            IConfiguration config = new ConfigurationBuilder().AddJsonFile(jsonPath).Build(); //json文件地址
+            string s = config.GetSection(key).Value; //json某个对象
+            return s;
+        }
+    }
+}