void collect(int segDoc, int slot) throws IOException {
if (accs != null) {
for (SlotAcc acc : accs) {
acc.collect(segDoc, slot);
}
}
}
void addStats(SimpleOrderedMap<Object> target, int slotNum) throws IOException {
int count = countAcc.getCount(slotNum);
target.add("count", count);
if (count > 0 || freq.processEmpty) {
for (SlotAcc acc : accs) {
acc.setValues(target, slotNum);
}
}
}
protected void createAccs(int docCount, int slotCount) throws IOException {
accMap = new LinkedHashMap<>();
// allow a custom count acc to be used
if (countAcc == null) {
countAcc = new CountSlotArrAcc(fcontext, slotCount);
countAcc.key = "count";
}
for (Map.Entry<String, AggValueSource> entry : freq.getFacetStats().entrySet()) {
SlotAcc acc = entry.getValue().createSlotAcc(fcontext, docCount, slotCount);
acc.key = entry.getKey();
accMap.put(acc.key, acc);
}
accs = new SlotAcc[accMap.size()];
int i = 0;
for (SlotAcc acc : accMap.values()) {
accs[i++] = acc;
}
}
void setNextReader(LeafReaderContext ctx) throws IOException {
// countAcc.setNextReader is a no-op
for (SlotAcc acc : accs) {
acc.setNextReader(ctx);
}
}
// note: only called by enum/stream prior to collect
void resetStats() {
countAcc.reset();
for (SlotAcc acc : accs) {
acc.reset();
}
}
