ShrlAlgoToolkit/ShrlAlgoToolkit.RevitAddins/RvIndependent/MetroGauges/LandXMLData/ComparableStructure.cs

using ShrlAlgoToolkit.RevitAddins.RvIndependent.MetroGauges.LandXMLData.Interfaces;

namespace ShrlAlgoToolkit.RevitAddins.RvIndependent.MetroGauges.LandXMLData
{
    public abstract class ComparableStructure<T> : IComparableStructure<T>
        where T : class
    {
        public abstract bool DifferentDescendants(T item);

        public abstract bool DifferentItem(T item);

        public bool Equals(T item)
        {
            return !ReferenceEquals(item, null) && !DifferentItem(item) && !DifferentDescendants(item);
        }

        public override bool Equals(object obj)
        {
            return Equals(obj as T);
        }

        public override int GetHashCode()
        {
            return base.GetHashCode();
        }
    }
}