@Override
public int nextDoc() throws IOException {
assertThread("Sorted doc values", creationThread);
int docID = in.nextDoc();
assert docID > lastDocID;
assert docID == NO_MORE_DOCS || docID < maxDoc;
assert docID == in.docID();
lastDocID = docID;
return docID;
}
private int[] sortDocValues(int maxDoc, Sorter.DocMap sortMap, SortedDocValues oldValues)
throws IOException {
int[] ords = new int[maxDoc];
Arrays.fill(ords, -1);
int docID;
while ((docID = oldValues.nextDoc()) != NO_MORE_DOCS) {
int newDocID = sortMap.oldToNew(docID);
ords[newDocID] = oldValues.ordValue();
}
return ords;
}