static ManagedEntityController createManagedEntityController(
      final AdminDistributedSystem system) {
    if (isEnabledManagedEntityController()) {
      logger.info(LogMarker.CONFIG_MARKER,
          "Local and remote OS command invocations are enabled for the Admin API.");
      return createEnabledManagedEntityController(system);
    } else {
      logger.info(LogMarker.CONFIG_MARKER,
          "Local and remote OS command invocations are disabled for the Admin API.");
      return new DisabledManagedEntityController();
    }
  }
Creates ManagedEntityController for administration (starting, stopping, etc.) of GemFire
{@link ManagedEntity}s.
geode-core/src/main/java/org/apache/geode/admin/internal/ManagedEntityControllerFactory.java