code: public List<Config> scan() {
  		Set<ObjectInstance> mBeanObjects = mBeanServer.queryMBeans(null, null);
  		List<Config> configs = getConfigForAllMBeans(mBeanObjects);
  		return configs;
  	}
docs: Scans the platform MBean server for registered MBeans, creating
  see Config objects to represent these MBeans.