int IList.Add(object value)
{
CollectionWrapper <T> .VerifyValueType(value);
this.Add((T)value);
return(this.Count - 1);
}
void IList.Remove(object value)
{
if (!CollectionWrapper <T> .IsCompatibleObject(value))
{
return;
}
this.Remove((T)value);
}
bool IList.Contains(object value)
{
if (CollectionWrapper <T> .IsCompatibleObject(value))
{
return(this.Contains((T)value));
}
return(false);
}
private static void VerifyValueType(object value)
{
if (!CollectionWrapper <T> .IsCompatibleObject(value))
{
throw new ArgumentException(
"The value '{0}' is not of type '{1}' and cannot be used in this generic collection.".FormatWith(
(IFormatProvider)CultureInfo.InvariantCulture, value, (object)typeof(T)), nameof(value));
}
}
void IList.Insert(int index, object value)
{
if (this._genericCollection != null)
{
throw new InvalidOperationException("Wrapped ICollection<T> does not support Insert.");
}
CollectionWrapper <T> .VerifyValueType(value);
this._list.Insert(index, (object)(T)value);
}
int IList.IndexOf(object value)
{
if (this._genericCollection != null)
{
throw new InvalidOperationException("Wrapped ICollection<T> does not support IndexOf.");
}
if (CollectionWrapper <T> .IsCompatibleObject(value))
{
return(this._list.IndexOf((object)(T)value));
}
return(-1);
}
object IList.this[int index] {
get {
if (this._genericCollection != null)
{
throw new InvalidOperationException("Wrapped ICollection<T> does not support indexer.");
}
return(this._list[index]);
}
set {
if (this._genericCollection != null)
{
throw new InvalidOperationException("Wrapped ICollection<T> does not support indexer.");
}
CollectionWrapper <T> .VerifyValueType(value);
this._list[index] = (object)(T)value;
}
}