// Pulls out child doc and scores for all join queries:
private void copyGroups(OneGroup og) {
// While rare, it's possible top arrays could be too
// short if join query had null scorer on first
// segment(s) but then became non-null on later segments
final int numSubScorers = joinScorers.length;
if (og.docs.length < numSubScorers) {
// While rare, this could happen if join query had
// null scorer on first segment(s) but then became
// non-null on later segments
og.docs = ArrayUtil.grow(og.docs);
}
if (og.counts.length < numSubScorers) {
og.counts = ArrayUtil.grow(og.counts);
}
if (trackScores && og.scores.length < numSubScorers) {
og.scores = ArrayUtil.grow(og.scores);
}
// System.out.println("\ncopyGroups parentDoc=" + og.doc);
for (int scorerIDX = 0; scorerIDX < numSubScorers; scorerIDX++) {
final ToParentBlockJoinQuery.BlockJoinScorer joinScorer = joinScorers[scorerIDX];
// System.out.println(" scorer=" + joinScorer);
if (joinScorer != null && docBase + joinScorer.getParentDoc() == og.doc) {
og.counts[scorerIDX] = joinScorer.getChildCount();
// System.out.println(" count=" + og.counts[scorerIDX]);
og.docs[scorerIDX] = joinScorer.swapChildDocs(og.docs[scorerIDX]);
assert og.docs[scorerIDX].length >= og.counts[scorerIDX]
: "length=" + og.docs[scorerIDX].length + " vs count=" + og.counts[scorerIDX];
// System.out.println(" len=" + og.docs[scorerIDX].length);
/*
for(int idx=0;idx<og.counts[scorerIDX];idx++) {
System.out.println(" docs[" + idx + "]=" + og.docs[scorerIDX][idx]);
}
*/
if (trackScores) {
// System.out.println(" copy scores");
og.scores[scorerIDX] = joinScorer.swapChildScores(og.scores[scorerIDX]);
assert og.scores[scorerIDX].length >= og.counts[scorerIDX]
: "length=" + og.scores[scorerIDX].length + " vs count=" + og.counts[scorerIDX];
}
} else {
og.counts[scorerIDX] = 0;
}
}
}
private void enroll(ToParentBlockJoinQuery query, ToParentBlockJoinQuery.BlockJoinScorer scorer) {
scorer.trackPendingChildHits();
final Integer slot = joinQueryID.get(query);
if (slot == null) {
joinQueryID.put(query, joinScorers.length);
// System.out.println("found JQ: " + query + " slot=" + joinScorers.length);
final ToParentBlockJoinQuery.BlockJoinScorer[] newArray =
new ToParentBlockJoinQuery.BlockJoinScorer[1 + joinScorers.length];
System.arraycopy(joinScorers, 0, newArray, 0, joinScorers.length);
joinScorers = newArray;
joinScorers[joinScorers.length - 1] = scorer;
} else {
joinScorers[slot] = scorer;
}
}