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// Copyright (c) ZeroC, Inc. All rights reserved.
using System.Collections;
using System.Collections.Generic;
namespace ZeroC.Ice.Test.SeqMapping
{
public class Custom<T> : IReadOnlyCollection<T>
{
public Custom(List<T> list) => _list = list;
public Custom(IEnumerable<T> enumerable)
{
foreach (T v in enumerable)
{
Add(v);
}
}
public Custom()
{
}
IEnumerator IEnumerable.GetEnumerator() => _list.GetEnumerator();
public IEnumerator<T> GetEnumerator() => _list.GetEnumerator();
public int Count => _list.Count;
public T this[int index]
{
get => _list[index];
set => _list[index] = value;
}
public void Add(T elmt) => _list.Add(elmt);
public override bool Equals(object? o)
{
if (o == null)
{
return false;
}
try
{
var tmp = (Custom<T>)o;
IEnumerator<T> e = tmp.GetEnumerator();
foreach (T elmt in _list)
{
if (!e.MoveNext())
{
return false;
}
if (elmt == null)
{
if (e.Current != null)
{
return false;
}
}
else
{
if (!elmt.Equals(e.Current))
{
return false;
}
}
}
return true;
}
catch
{
return false;
}
}
public override int GetHashCode() => base.GetHashCode();
private readonly List<T> _list = new();
}
}
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