code: @Bean
  	@ConditionalOnProperty(prefix = JavaMelodyConfigurationProperties.PREFIX, name = "spring-monitoring-enabled", matchIfMissing = true)
  	public MonitoringSpringAdvisor monitoringSpringAsyncAdvisor() {
  		return new MonitoringSpringAdvisor(
  				Pointcuts.union(new AnnotationMatchingPointcut(Async.class),
  						new AnnotationMatchingPointcut(null, Async.class)));
  	}
docs: Monitoring of beans or methods having the {@link Async} annotation.
  @return MonitoringSpringAdvisor