Generic Type Mapping

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace GenericTypeMapper
{
    public class ConcreteMappingProvider : IMappingProvider
    {
        public T Map<T>(IMappable input)
        {
            // TypeB cannot be cast directly from TypeA
            // but it can be cast from object.
            object result = map(input as TypeA);
            return (T)result;
        }

        private TypeB map(TypeA input)
        {
            TypeB result = new TypeB();
            result.StringX = input.StringA;
            result.intY = input.IntB;
            result.StringZ = input.GuidC.ToString();            
            return result;
        }
       
    }
}