AsnEncodedDataCollection.cs

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using System.Collections;
using System.Collections.Generic;
 
namespace System.Security.Cryptography;
 
public sealed class AsnEncodedDataCollection : ICollection, IEnumerable
{
    private readonly List<AsnEncodedData> _list;
 
    public AsnEncodedData this[int index] => _list[index];
 
    public int Count => _list.Count;
 
    public bool IsSynchronized => false;
 
    public object SyncRoot => this;
 
    public AsnEncodedDataCollection()
    {
        _list = new List<AsnEncodedData>();
    }
 
    public AsnEncodedDataCollection(AsnEncodedData asnEncodedData)
        : this()
    {
        _list.Add(asnEncodedData);
    }
 
    public int Add(AsnEncodedData asnEncodedData)
    {
        if (asnEncodedData == null)
        {
            throw new ArgumentNullException("asnEncodedData");
        }
        int count = _list.Count;
        _list.Add(asnEncodedData);
        return count;
    }
 
    public void Remove(AsnEncodedData asnEncodedData)
    {
        if (asnEncodedData == null)
        {
            throw new ArgumentNullException("asnEncodedData");
        }
        _list.Remove(asnEncodedData);
    }
 
    public AsnEncodedDataEnumerator GetEnumerator()
    {
        return new AsnEncodedDataEnumerator(this);
    }
 
    IEnumerator IEnumerable.GetEnumerator()
    {
        return GetEnumerator();
    }
 
    void ICollection.CopyTo(Array array, int index)
    {
        if (array == null)
        {
            throw new ArgumentNullException("array");
        }
        if (array.Rank != 1)
        {
            throw new ArgumentException(System.SR.Arg_RankMultiDimNotSupported);
        }
        if (index < 0 || index >= array.Length)
        {
            throw new ArgumentOutOfRangeException("index", System.SR.ArgumentOutOfRange_Index);
        }
        if (Count > array.Length - index)
        {
            throw new ArgumentException(System.SR.Argument_InvalidOffLen);
        }
        for (int i = 0; i < Count; i++)
        {
            array.SetValue(this[i], index);
            index++;
        }
    }
 
    public void CopyTo(AsnEncodedData[] array, int index)
    {
        if (array == null)
        {
            throw new ArgumentNullException("array");
        }
        if (index < 0 || index >= array.Length)
        {
            throw new ArgumentOutOfRangeException("index", System.SR.ArgumentOutOfRange_Index);
        }
        _list.CopyTo(array, index);
    }
}