public int CompareTo(object target)
{
MappedIDPair targetIDPair = (MappedIDPair)target;
int targetID = targetIDPair.Orig();
return(sourceID == targetID ? 0 : (sourceID < targetID ? -1 : 1));
}
public virtual IPreparedComparison PrepareComparison(IContext context, object source
)
{
MappedIDPair sourceIDPair = (MappedIDPair)source;
int sourceID = sourceIDPair.Orig();
return(new _IPreparedComparison_50(sourceID));
}
public virtual void WriteIndexEntry(IContext context, ByteArrayBuffer reader, object
obj)
{
MappedIDPair mappedIDs = (MappedIDPair)obj;
_origHandler.WriteIndexEntry(context, reader, mappedIDs.Orig());
_mappedHandler.WriteIndexEntry(context, reader, mappedIDs.Mapped());
}
public override int MappedId(int oldID)
{
if (_cache.Orig() == oldID)
{
return _cache.Mapped();
}
var classID = MappedClassID(oldID);
if (classID != 0)
{
return classID;
}
var range = _idTree.SearchRange(Trans(), new MappedIDPair(oldID, 0));
var pointers = range.Pointers();
if (pointers.MoveNext())
{
var pointer = (BTreePointer) pointers.Current;
_cache = (MappedIDPair) pointer.Key();
return _cache.Mapped();
}
return 0;
}
protected override void MapNonClassIDs(int origID, int mappedID)
{
_cache = new MappedIDPair(origID, mappedID);
_idTree.Add(Trans(), _cache);
if (_commitFrequency > 0)
{
_idInsertCount++;
if (_commitFrequency == _idInsertCount)
{
_idTree.Commit(Trans());
_idInsertCount = 0;
}
}
}
