System.Data.Common.DbDataSourceEnumerator.GetDataSources C# (CSharp) Метод

        public abstract DataTable GetDataSources();
    }

 /// <summary>
 /// 获取TNS信息
 /// Columns:InstanceName,ServerName,ServiceName,Protocol,Port
 /// </summary>
 /// 需要安装ODP.NET
 /// <returns></returns>
 internal static DataTable GetTNSInstance()
 {
     try
     {
         System.Data.Common.DbProviderFactory factory =
             System.Data.Common.DbProviderFactories.GetFactory("Oracle.DataAccess.Client");
         if (factory.CanCreateDataSourceEnumerator)
         {
             System.Data.Common.DbDataSourceEnumerator dsenum = factory.CreateDataSourceEnumerator();
             return(dsenum.GetDataSources()); //InstanceName,ServerName,ServiceName,Protocol,Port
         }
     }
     catch { }
     return(null);
 }