public override void UnionWith(IEnumerable <E> other)
{
foreach (E v in other)
{
if (null == v)
{
throw new ArgumentNullException();
}
}
if (this.IsManaged)
{
var txn = Transaction.Current;
txn.VerifyRecordAccessed(this);
var oldv = txn.GetLog(LogKey) is LogV log ? log.Value : set;
var newv = oldv.Union(other);
if (newv != oldv)
{
txn.PutLog(NewLog(newv));
ChangeNoteSet <E> note = (ChangeNoteSet <E>)txn.GetOrAddChangeNote(this.ObjectId, () => new ChangeNoteSet <E>(this));
foreach (var item in other)
{
if (false == oldv.Contains(item))
{
note.LogAdd(item);
}
}
}
}
else
{
set = set.Union(other);
}
}
public override void SymmetricExceptWith(IEnumerable <E> other)
{
if (this.IsManaged)
{
var txn = Transaction.Current;
txn.VerifyRecordAccessed(this);
var oldv = txn.GetLog(LogKey) is LogV log ? log.Value : set;
var newv = oldv.SymmetricExcept(other);
if (newv != oldv)
{
txn.PutLog(NewLog(newv));
ChangeNoteSet <E> note = (ChangeNoteSet <E>)txn.GetOrAddChangeNote(this.ObjectId, () => new ChangeNoteSet <E>(this));
// this: 1,2 other: 2,3 result: 1,3
foreach (var item in other)
{
if (oldv.Contains(item))
{
note.LogRemove(item);
}
else
{
note.LogAdd(item);
}
}
}
}
else
{
set = set.SymmetricExcept(other);
}
}