example.cs

using System;
using System.IO;

namespace CsharpSingleResponsibilityPrinciple
{
    class Wrapper
    {
        public void HandleAdd(FileLogger logger, Database db, User user)
        {
            try
            {
                user.Add(db);
            }
            catch (Exception error)
            {
                logger.Handle(error.ToString());
            }
        }
    }
}