@Subscribe public void buildStarting(BuildStartingEvent event) { Preconditions.checkNotNull(workers); this.buildRequest = event.getRequest(); WorkerOptions options = buildRequest.getOptions(WorkerOptions.class); workers.setMaxTotalPerKey(options.workerMaxInstances); workers.setMaxIdlePerKey(options.workerMaxInstances); workers.setMinIdlePerKey(options.workerMaxInstances); workers.setVerbose(options.workerVerbose); this.verbose = options.workerVerbose; }