protected ScheduledExecutorService getExecutorService() {
    return executorService;
  }
Gets the ExecutorService used by this HTTP OperationInvoker to scheduled periodic or delayed
tasks.

@return an instance of the ScheduledExecutorService for scheduling periodic or delayed tasks.
@see java.util.concurrent.ScheduledExecutorService
geode-gfsh/src/main/java/org/apache/geode/management/internal/web/shell/HttpOperationInvoker.java