using System;

using System.Reflection;

public enum DataBaseType

{

    DATA_BASE_NAME, SERVER_IP_NAME, PORT, USER_NAME, PASSWORD

}

public class Connect : Attribute

{

    public DataBaseType ValueType { get; set; }

}

​

public class ConnectionModel

{

    [Connect(ValueType = DataBaseType.SERVER_IP_NAME)]

    public string ServerName { get; set; } = "localhost";

    [Connect(ValueType = DataBaseType.PORT)]

    public string Port { get; set; } = "5432";

    [Connect(ValueType = DataBaseType.USER_NAME)]

    public string UserName { get; set; } = "usuario";

    [Connect(ValueType = DataBaseType.PASSWORD)]

    public string Password { get; set; } = "senha";

    [Connect(ValueType = DataBaseType.DATA_BASE_NAME)]

    public string DatabaseName { get; set; } = "banco";

}

​

public class Program

{

    public static void Main()

    {

        ConnectionModel obj = new ConnectionModel();

        Type type = obj.GetType();

        foreach (PropertyInfo field in type.GetProperties())

        {

            Console.WriteLine(field.Name + ": " + field.GetValue(obj));

            Connect attribute = field.GetCustomAttribute<Connect>();

            if (attribute != null)

            {

                Console.WriteLine(attribute.ValueType);

            }

        }

    }

}