reta commented on code in PR #3622:
URL: https://github.com/apache/cxf/pull/3622#discussion_r4358554777
##########
rt/ws/security/src/main/java/org/apache/cxf/ws/security/cache/jcache/JCacheReplayCache.java:
##########
@@ -103,6 +103,24 @@ public void add(String identifier, Instant expiry) {
cache.put(identifier, new EHCacheValue(identifier, expiry));
}
+ /**
+ * Add the given identifier to the cache if, and only if, it is not
already contained in it, as a
+ * single atomic operation. This overrides ReplayCache.addIfAbsent, whose
default implementation is
+ * only atomic within a single JVM, whereas a JCache provider may be
distributed.
+ * @param identifier The identifier to be added
+ * @param expiry A custom expiry time for the identifier. Can be null in
which case, the default
+ * expiry is used.
+ * @return true if the identifier was added, false if it was already
contained in the cache or is
+ * null or empty
+ */
+ public boolean addIfAbsent(String identifier, Instant expiry) {
Review Comment:
This method is not used anywhere internally, what is the case for it?
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