@Override
public Query clone() {
ChildrenConstantScoreQuery q = (ChildrenConstantScoreQuery) super.clone();
q.originalChildQuery = originalChildQuery.clone();
if (q.rewrittenChildQuery != null) {
q.rewrittenChildQuery = rewrittenChildQuery.clone();
}
return q;
}
/*(non-Javadoc) @see org.apache.lucene.search.Query#clone() */
@Override
public Object clone() {
CustomScoreQuery clone = (CustomScoreQuery) super.clone();
clone.subQuery = (Query) subQuery.clone();
clone.valSrcQueries = new ValueSourceQuery[valSrcQueries.length];
for (int i = 0; i < valSrcQueries.length; i++) {
clone.valSrcQueries[i] = (ValueSourceQuery) valSrcQueries[i].clone();
}
return clone;
}
/**
* Optimize our representation and our subqueries representations
*
* @param reader the IndexReader we query
* @return an optimized copy of us (which may not be a copy if there is nothing to optimize)
*/
@Override
public Query rewrite(IndexReader reader) throws IOException {
int numDisjunctions = disjuncts.size();
if (numDisjunctions == 1) {
Query singleton = disjuncts.get(0);
Query result = singleton.rewrite(reader);
if (getBoost() != 1.0f) {
if (result == singleton) result = result.clone();
result.setBoost(getBoost() * result.getBoost());
}
return result;
}
DisjunctionMaxQuery clone = null;
for (int i = 0; i < numDisjunctions; i++) {
Query clause = disjuncts.get(i);
Query rewrite = clause.rewrite(reader);
if (rewrite != clause) {
if (clone == null) clone = this.clone();
clone.disjuncts.set(i, rewrite);
}
}
if (clone != null) return clone;
else return this;
}