jpountz commented on code in PR #14412:
URL: https://github.com/apache/lucene/pull/14412#discussion_r2018865956
##########
lucene/core/src/java/org/apache/lucene/search/LRUQueryCache.java:
##########
@@ -122,12 +123,30 @@ public LRUQueryCache(
long maxRamBytesUsed,
Predicate<LeafReaderContext> leavesToCache,
float skipCacheFactor) {
+ this(maxSize, maxRamBytesUsed, leavesToCache, new
AtomicReference<>(skipCacheFactor));
+ }
+
+ /**
+ * Additionally, allows the ability to pass skipCacheFactor in form of
AtomicReference where the
+ * caller can dynamically update(in a thread safe way) its value by calling
skipCacheFactor.set()
+ * on their end.
+ */
+ public LRUQueryCache(
+ int maxSize,
+ long maxRamBytesUsed,
+ Predicate<LeafReaderContext> leavesToCache,
+ AtomicReference<Float> skipCacheFactor) {
Review Comment:
I don't think that this is a reason for exposing it via an AtomicReference
instead of a getter/setter. TieredMergePolicy, to give an example, is the same:
many of its setters are not exposed on MergePolicy.
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