/// <summary>
/// Remove the instruments.
/// </summary>
/// <param name="securities">The instruments.</param>
public void RemoveRange(IEnumerable <Security> securities)
{
if (securities == null)
{
throw new ArgumentNullException(nameof(securities));
}
securities = securities.ToArray();
lock (_sync)
{
if (securities.Count() > 1000 || (_allSecurities.Count > 1000 && securities.Count() > _allSecurities.Count * 0.1))
{
_allSecurities.RemoveRange(securities);
securities = _allSecurities.ToArray();
_allSecurities.Clear();
_trie.Clear();
securities.ForEach(Add);
}
else
{
_trie.RemoveRange(securities);
_allSecurities.RemoveRange(securities);
}
}
}
