xenadmin/XenCenterLib/ComparableList.cs

/* Copyright (c) Citrix Systems, Inc. 
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 *     following disclaimer. 
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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using System;
using System.Collections.Generic;

namespace XenCenterLib
{
    public class ComparableList<T> : List<T>, IComparable, IComparable<ComparableList<T>> where T : IComparable
    {
        public ComparableList()
            : base()
        {
        }

        public ComparableList(IEnumerable<T> ts)
            : base(ts)
        {
        }

        public override string ToString()
        {
            String[] values = new String[Count];
            int i = 0;

            foreach (T t in this)
                values[i++] = t.ToString();

            return String.Join(", ", values);
        }

        #region IComparable<ComparableList<T>> Members

        public int CompareTo(ComparableList<T> other)
        {
            if (other == null)
                return -1;

            if (other.Count != Count)
                return other.Count - Count;

            for (int i = 0; i < Count; i++)
            {
                int result = this[i].CompareTo(other[i]);
                if (result != 0)
                    return result;
            }

            return 0;
        }

        #endregion

        #region IComparable Members

        public int CompareTo(object obj)
        {
            return CompareTo(obj as ComparableList<T>);
        }

        #endregion
    }
}