protected List<LightweightTypeReference> getNonInterfaceTypes(List<LightweightTypeReference> components) {
		List<LightweightTypeReference> nonInterfaceTypes = null;
		for(LightweightTypeReference component: components) {
			if (!component.isInterfaceType()) {
				if (nonInterfaceTypes == null) {
					nonInterfaceTypes = Collections.singletonList(component);
				} else if (nonInterfaceTypes.size() == 1) {
					nonInterfaceTypes = Lists.newArrayList(nonInterfaceTypes);
					nonInterfaceTypes.add(component);
				} else {
					nonInterfaceTypes.add(component);
				}
			}
		}
		return nonInterfaceTypes;
	}
protected List < LightweightTypeReference > getNonInterfaceTypes ( List < LightweightTypeReference > components ) { List < LightweightTypeReference > nonInterfaceTypes = null ; for ( LightweightTypeReference component : components ) { if ( ! component . isInterfaceType ( ) ) { if ( nonInterfaceTypes == null ) { nonInterfaceTypes = Collections . singletonList ( component ) ; } else if ( nonInterfaceTypes . size ( ) == 1 ) { nonInterfaceTypes = Lists . newArrayList ( nonInterfaceTypes ) ; nonInterfaceTypes . add ( component ) ; } else { nonInterfaceTypes . add ( component ) ; } } } return nonInterfaceTypes ; }
/* @Nullable