code: public boolean bindCacheToRegistry(Cache cache, Tag... tags) {
  		MeterBinder meterBinder = getMeterBinder(unwrapIfNecessary(cache), Tags.of(tags));
  		if (meterBinder != null) {
  			meterBinder.bindTo(this.registry);
  			return true;
  		}
  		return false;
  	}
docs: Attempt to bind the specified {@link Cache} to the registry. Return {@code true} if
  the cache is supported and was bound to the registry, {@code false} otherwise.
  @param cache the cache to handle
  @param tags the tags to associate with the metrics of that cache
  @return {@code true} if the {@code cache} is supported and was registered