jolshan commented on code in PR #14629:
URL: https://github.com/apache/kafka/pull/14629#discussion_r1382262985
##########
core/src/main/scala/kafka/server/KafkaRequestHandler.scala:
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@@ -50,28 +50,32 @@ object KafkaRequestHandler {
}
/**
- * Wrap callback to schedule it on a request thread.
- * NOTE: this function must be called on a request thread.
- * @param fun Callback function to execute
- * @return Wrapped callback that would execute `fun` on a request thread
+ * Execute or create a callback to be asynchronously scheduled on an
arbitrary request thread
+ * NOTE: this function must be originally called from a request thread.
+ * @param asyncCompletionCallback A callback method that is expected to be
executed once in an arbitrary request
+ * handler thread after an asynchronous
action completes. The RequestLocal passed in
+ * must belong to the request handler thread
that is executing the callback.
+ * @param requestLocal The RequestLocal for the current request handler
thread in case we need to execute the callback
+ * function immediately without queueing the callback
request
+ * @return Wrapped callback that schedules `asyncCompletionCallback` on an
arbitrary request thread
*/
- def wrap[T](fun: T => Unit): T => Unit = {
+ def executeOrRegisterAsyncCallback[T](asyncCompletionCallback:
(RequestLocal, T) => Unit, requestLocal: RequestLocal): T => Unit = {
Review Comment:
Yeah. I was thinking about that when I was renaming but I forgot that in the
early return case, we still wrap. I'll change the description again to match
this as well.
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