s1monw commented on code in PR #12829:
URL: https://github.com/apache/lucene/pull/12829#discussion_r1434189939
##########
lucene/core/src/java/org/apache/lucene/index/DocumentsWriterPerThread.java:
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@@ -262,6 +294,35 @@ long updateDocuments(
}
}
+ private Iterable<? extends IndexableField> addParentField(
+ Iterable<? extends IndexableField> doc, IndexableField parentField) {
+ return () -> {
+ final Iterator<? extends IndexableField> first = doc.iterator();
+ return new Iterator<>() {
+ IndexableField additionalField = parentField;
+
+ @Override
+ public boolean hasNext() {
+ return first.hasNext() || additionalField != null;
+ }
+
+ @Override
+ public IndexableField next() {
+ if (first.hasNext()) {
+ IndexableField field = first.next();
+ return field;
+ }
+ if (additionalField != null) {
+ IndexableField field = additionalField;
+ additionalField = null;
+ return field;
Review Comment:
sure lemme do that
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