Good, question. The simple answer is there already is such a construct on the JVM already: the semaphore. People just forget it exists. I wrote an article about

Good, question. The simple answer is there already is such a construct on the JVM already: the semaphore. People just forget it exists. I wrote an article about it a while back[1]. 1. Managing throughput with virtual threads (it's in Clojure, but it's using the underlying Java APIs) https://andersmurphy.com/2024/05/06/clojure-managing-throughput-with-virtual-threads.html https://andersmurphy.com/2024/05/06/clojure-managing-through...