daniellansun commented on code in PR #2374:
URL: https://github.com/apache/groovy/pull/2374#discussion_r2750220703
##########
src/main/java/org/codehaus/groovy/vmplugin/v8/IndyInterface.java:
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@@ -168,24 +171,55 @@ public static CallType fromCallSiteName(String
callSiteName) {
}
protected static SwitchPoint switchPoint = new SwitchPoint();
+
+ /**
+ * Weak set of all CacheableCallSites. Used to invalidate caches when
metaclass changes.
+ * Uses WeakReferences so call sites can be garbage collected when no
longer referenced.
+ */
+ private static final Set<WeakReference<CacheableCallSite>> ALL_CALL_SITES
= ConcurrentHashMap.newKeySet();
Review Comment:
It's better to set initial capacity.
https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentHashMap.html#newKeySet-int-
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