BytesRef text = new BytesRef(family);
int lastDocId = primeDocRowId + numberOfDocsInRow;
if (iterator.seekExact(text, true)) {
DocsEnum docs = iterator.docs(liveDocs, null, DocsEnum.FLAG_NONE);
int doc = primeDocRowId;
while ((doc = docs.advance(doc)) < lastDocId) {
bits.set(doc - primeDocRowId);
}
}
}