public void wakeUp() {
   for (IOIOAgent agent : agents) agent.wakeUp();
 }
 public void disable() {
   for (IOIOAgent agent : agents) agent.disable();
 }
 public void shutdown() {
   for (IOIOAgent agent : agents) agent.shutdown();
 }
 public void enable() {
   for (IOIOAgent agent : agents) agent.enable();
 }