public override Fields GetTermVectors(int docID)
{
Fields f = base.GetTermVectors(docID);
if (f == null)
{
return(null);
}
f = new FieldFilterFields(this, f);
// we need to check for emptyness, so we can return
// null:
return(f.GetEnumerator().MoveNext() ? f : null);
}
public FilterIteratorAnonymousInnerClassHelper(FieldFilterFields outerInstance, IEnumerator <string> iterator)
: base(iterator)
{
this.OuterInstance = outerInstance;
}