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#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
using System.Collections;
using System.Collections.Generic;
namespace Newtonsoft.Json.Utilities
{
internal interface IWrappedList : IList
{
object UnderlyingList { get; }
}
internal class ListWrapper<T> : CollectionWrapper<T>, IList<T>, IWrappedList
{
private readonly IList<T> _genericList;
public ListWrapper(IList list)
: base(list)
{
ValidationUtils.ArgumentNotNull(list, "list");
if (list is IList<T>)
_genericList = (IList<T>) list;
}
public ListWrapper(IList<T> list)
: base(list)
{
ValidationUtils.ArgumentNotNull(list, "list");
_genericList = list;
}
public int IndexOf(T item)
{
if (_genericList != null)
return _genericList.IndexOf(item);
else
return ((IList)this).IndexOf(item);
}
public void Insert(int index, T item)
{
if (_genericList != null)
_genericList.Insert(index, item);
else
((IList)this).Insert(index, item);
}
public void RemoveAt(int index)
{
if (_genericList != null)
_genericList.RemoveAt(index);
else
((IList)this).RemoveAt(index);
}
public T this[int index]
{
get
{
if (_genericList != null)
return _genericList[index];
else
return (T)((IList)this)[index];
}
set
{
if (_genericList != null)
_genericList[index] = value;
else
((IList)this)[index] = value;
}
}
public override void Add(T item)
{
if (_genericList != null)
_genericList.Add(item);
else
base.Add(item);
}
public override void Clear()
{
if (_genericList != null)
_genericList.Clear();
else
base.Clear();
}
public override bool Contains(T item)
{
if (_genericList != null)
return _genericList.Contains(item);
else
return base.Contains(item);
}
public override void CopyTo(T[] array, int arrayIndex)
{
if (_genericList != null)
_genericList.CopyTo(array, arrayIndex);
else
base.CopyTo(array, arrayIndex);
}
public override int Count
{
get
{
if (_genericList != null)
return _genericList.Count;
else
return base.Count;
}
}
public override bool IsReadOnly
{
get
{
if (_genericList != null)
return _genericList.IsReadOnly;
else
return base.IsReadOnly;
}
}
public override bool Remove(T item)
{
if (_genericList != null)
{
return _genericList.Remove(item);
}
else
{
bool contains = base.Contains(item);
if (contains)
base.Remove(item);
return contains;
}
}
public override IEnumerator<T> GetEnumerator()
{
if (_genericList != null)
return _genericList.GetEnumerator();
return base.GetEnumerator();
}
public object UnderlyingList
{
get
{
if (_genericList != null)
return _genericList;
else
return UnderlyingCollection;
}
}
}
}
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