export const Callable = $.type("java.util.concurrent.Callable");
export const ConcurrentHashMap = $.type("java.util.concurrent.ConcurrentHashMap");
export const ConcurrentHashMap$KeySetView = $.type("java.util.concurrent.ConcurrentHashMap$KeySetView");
export const ConcurrentMap = $.type("java.util.concurrent.ConcurrentMap");
export const Executor = $.type("java.util.concurrent.Executor");
export const ExecutorService = $.type("java.util.concurrent.ExecutorService");
export const Future = $.type("java.util.concurrent.Future");
export const TimeUnit = $.type("java.util.concurrent.TimeUnit");