Github user afs commented on a diff in the pull request: https://github.com/apache/jena/pull/57#discussion_r29938974 --- Diff: jena-base/src/main/java/org/apache/jena/atlas/lib/CacheFactory.java --- @@ -43,7 +43,7 @@ /** One slot cache */ public static <Key, Value> Cache<Key, Value> createOneSlotCache() { - return new Cache1<>() ; + return new CacheGuava<>(1) ; } --- End diff -- It's not used (if it is used elsewhere, then as it's not API, reasonable change is OK). The cache interface is useful though and `Supplier` does not cover the `getOrFill` pattern. It also allows a switch from `Cache1` to a bigger, better cache as the interface is the same.
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