Map map = project1.getArtifactMap();
        assertNotNull(map, "No artifacts");
        assertTrue(map.size() > 0, "No Artifacts");
        assertTrue(map.size() == 3, "Set size should be 3, is " + map.size());

        Artifact a = (Artifact) map.get("maven-test:t10-a");
        Artifact b = (Artifact) map.get("maven-test:t10-b");
        Artifact c = (Artifact) map.get("maven-test:t10-c");

      implements MapDifference<K, V> {
    final Map<K, V> onlyOnLeft;
    final Map<K, V> onlyOnRight;
    final Map<K, V> onBoth;
    final Map<K, ValueDifference<V>> differences;

    MapDifferenceImpl(
        Map<K, V> onlyOnLeft,
        Map<K, V> onlyOnRight,
        Map<K, V> onBoth,
        Map<K, ValueDifference<V>> differences) {
      this.onlyOnLeft = unmodifiableMap(onlyOnLeft);

                    }
                    List<Supplier<Object>> list =
                            res3.stream().map(this::compile).collect(Collectors.toList());
                    //noinspection unchecked
                    return () -> (Q) list(list);
                }
                if (key.getRawType() == Map.class) {
                    Key<?> k = key.getTypeParameter(0);
                    Key<Object> v = key.getTypeParameter(1);

    }

    private Map<String, NamedLockFactory> namedLockFactories;

    public final Map<String, NamedLockFactory> getNamedLockFactories() {
        checkClosed();
        if (namedLockFactories == null) {
            namedLockFactories = createNamedLockFactories();
        }
        return namedLockFactories;
    }

    protected Map<String, NamedLockFactory> createNamedLockFactories() {

        Map map = project1.getArtifactMap();

        assertNotNull(map, "No artifacts");
        assertTrue(map.size() > 0, "No Artifacts");
        assertTrue(map.size() == 2, "Set size should be 2, is " + map.size());

        assertTrue(map.containsKey("maven-test:t09-a"), "maven-test:t09-a is not in the project");

        Map<AccessorKey, ReplacedAccessor> oldAccessorsOfUpgradedProperties = (Map<AccessorKey, ReplacedAccessor>) context.getUserData().get(OLD_ACCESSORS_OF_UPGRADED_PROPERTIES);

        // Find accessors that were not removed but should be
        Map<AccessorKey, ReplacedAccessor> keptAccessors = new HashMap<>(oldAccessorsOfUpgradedProperties);

            });
    }

    private static <T> Map<AccessorKey, T> diff(Map<AccessorKey, T> first, Map<AccessorKey, T> second) {
        return first.entrySet().stream()
            .filter(e -> !second.containsKey(e.getKey()))
            .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
    }

        const result = new Map()
        files.map(f => {
            console.log("Resolving owners for: " + f);
            const owners = resolveCodeowners(mapping, f);
            console.log("Owners for: " + f + " are: " + owners);
            owners.filter(i => typeof i === 'string')
                .map(u => u.replace(/^@gradle\//, ""))
                .forEach(owner => {

            // We still want to report the violation if @since is not added to a method
            return false;
        }

        Map<AccessorKey, UpgradedProperty> currentAccessors = context.getUserData(CURRENT_ACCESSORS_OF_UPGRADED_PROPERTIES);
        Map<AccessorKey, ReplacedAccessor> oldAccessors = context.getUserData(OLD_ACCESSORS_OF_UPGRADED_PROPERTIES);

//		"k4": {
//			"k5.k6": {"arg4"},
//		},
//	}
func parsePreloadMap(s *schema.Schema, preloads map[string][]interface{}) map[string]map[string][]interface{} {
	preloadMap := map[string]map[string][]interface{}{}
	setPreloadMap := func(name, value string, args []interface{}) {
		if _, ok := preloadMap[name]; !ok {
			preloadMap[name] = map[string][]interface{}{}
		}
		if value != "" {
			preloadMap[name][value] = args
		}
	}