public override void Collect(int doc)
{
int key = index.GetOrd(doc);
if (!ordSet.Exists(key))
{
ordSet.Put(key);
BytesRef term;
if (key == -1)
{
term = null;
}
else
{
term = new BytesRef();
index.LookupOrd(key, term);
}
groups.Add(term);
}
}
public virtual bool Get(int index)
{
return(intSet.Exists(index));
}
//class SmallDocSet
public bool this[int index]
{
get { return(intSet.Exists(index)); }
}