@Override
	protected void processProperties(ConfigurableListableBeanFactory beanFactory, Properties props)
			throws BeansException {
		// no-op
	}
Used as a replacement for "}", so that we can show that the default is a placeholder, but still avoid infinite
recursion.
spring-xd-module/src/main/java/org/springframework/xd/module/options/DefaultModuleOptionsMetadataCollector.java