Message Writer

MessageWriter.cs

using System;

namespace Utils
{
    public abstract class MessageWriter
    {
        public Action<string, object[]> Writer { get; set; }

        /// <summary>
        /// If the Writer method is not null, writes the message to it.
        /// </summary>
        /// <param name="message">The message format.</param>
        /// <param name="args">The format arguments.</param>
        public void WriteMessage(string message, params object[] args)
        {
            if (Writer != null)
            {
                Writer(message, args);
            }
        }
    }
}