guojialiang92 commented on code in PR #14417:
URL: https://github.com/apache/lucene/pull/14417#discussion_r2032655178
##########
lucene/core/src/java/org/apache/lucene/index/IndexWriter.java:
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@@ -1427,6 +1427,25 @@ public synchronized void advanceSegmentInfosVersion(long
newVersion) {
changed();
}
+ /**
+ * If {@link SegmentInfos#counter} is below {@code newCounter} then update
it to this value.
+ *
+ * @lucene.internal
+ */
+ public synchronized void advanceSegmentInfosCounter(long newCounter) {
+ this.ensureOpen();
+ if (segmentInfos.counter < newCounter) {
+ segmentInfos.counter = newCounter;
+ }
+ changed();
+ }
+
+ /** Returns the {@link SegmentInfos#counter}. */
+ public long getSegmentInfosCounter() {
+ this.ensureOpen();
Review Comment:
Yeah, we currently cannot obtain `IndexWriter#segmentInfos` or
`IndexWriter#segmentInfos.counter` from `IndexWriter` and Lucene users cannot
perform `IndexWriter#segmentInfos.counter` related verification.
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