DTO Extensions

DTOExtensions.cs

/// <summary>
/// Extension methods for mapping entities to DTOs
/// </summary>
public static class DTOExtensions
{
    /// <summary>
    /// Extension method for IEnumerable to map them to DTO of type T
    /// </summary>
    /// <typeparam name="T">DTO type</typeparam>
    /// <param name="obj">Collection of entities</param>
    /// <returns>Collection of DTO</returns>
    public static IEnumerable<T> ToDTO<T>(this IEnumerable<object> obj) where T : class, new()
    {
        if (obj == null) return null;

        return obj.ToList().Select(x => new T().InjectFrom(x)).Cast<T>();
    }

    public static T ToDTO<T>(this object obj) where T : class, new()
    {
        if (obj == null) return null;

        return new T().InjectFrom(obj) as T;
    }
}