Github user galen-pivotal commented on a diff in the pull request:
https://github.com/apache/geode/pull/707#discussion_r132878378
--- Diff:
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/ServerConnectionFactory.java
---
@@ -63,6 +65,31 @@ private static ClientProtocolMessageHandler
findClientProtocolMessageHandler() {
}
}
+ private static Class<? extends StreamAuthenticator>
findStreamAuthenticator(
+ String implementationID) {
+ if (authenticatorClass != null) {
+ return authenticatorClass;
+ }
+
+ synchronized (streamAuthenticatorLoadLock) {
--- End diff --
Once `authenticatorClass` is initialized, there will no longer be any
synchronization necessary in this method. This means that each thread will need
to synchronize at most once, which means no locking / cache misses.
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