@Override
public Query rewrite(IndexReader reader) throws IOException {
SpanPositionCheckQuery clone = null;
SpanQuery rewritten = (SpanQuery) match.rewrite(reader);
if (rewritten != match) {
clone = (SpanPositionCheckQuery) this.clone();
clone.match = rewritten;
}
if (clone != null) {
return clone; // some clauses rewrote
} else {
return this; // no clauses rewrote
}
}
