// Methods
internal StandardTrackedObject(StandardChangeTracker tracker, MetaType type, object current,
object original)
{
if (current == null)
{
throw Error.ArgumentNull("current");
}
this.tracker = tracker;
this.type = type.GetInheritanceType(current.GetType());
this.current = current;
this.original = original;
state = State.PossiblyModified;
//if (type is DynamicMetaType)
//{
// //TODO:由于 DynamicMetaType.DataMembers 数量是变值，只能暂时给最个大值，
// dirtyMemberCache = new BitArray(DynamicMetaType.MaxDataMembersCount);
//}
//else
dirtyMemberCache = new BitArray(this.type.DataMembers.Count);
}
internal StandardTrackedObject(StandardChangeTracker tracker, MetaType type, object current,
object original, bool isWeaklyTracked)
: this(tracker, type, current, original)
{
this.isWeaklyTracked = isWeaklyTracked;
}
