/// <summary>
/// To shift the expiration of internal instruments <see cref="ContinuousSecurity.ExpirationJumps"/> to a size equas to <paramref name="offset" />.
/// </summary>
/// <param name="offset">The size of the expiration shift.</param>
public void Offset(TimeSpan offset)
{
lock (_expirationJumps.SyncRoot)
{
var dict = new PairSet <Security, DateTimeOffset>();
foreach (var security in InnerSecurities)
{
if (security.ExpiryDate == null)
{
throw new InvalidOperationException(LocalizedStrings.Str698Params.Put(security.Id));
}
var expiryDate = (DateTimeOffset)security.ExpiryDate + offset;
if (expiryDate > security.ExpiryDate)
{
throw new ArgumentOutOfRangeException(nameof(offset), offset, LocalizedStrings.Str699Params.Put(security.Id, expiryDate, security.ExpiryDate));
}
dict.Add(security, expiryDate);
}
_expirationJumps.Clear();
_expirationJumps.AddRange(dict);
}
}
/// <inheritdoc />
protected override void FromSerializedString(string text)
{
lock (_expirationJumps.SyncRoot)
{
_expirationJumps.Clear();
_expirationJumps.AddRange(text.Split(",").Select(p =>
{
var parts = p.Split("=");
return(new KeyValuePair <SecurityId, DateTimeOffset>(parts[0].ToSecurityId(), parts[1].ToDateTime(_dateFormat).ChangeKind(DateTimeKind.Utc)));
}));
}
}