if (metadataMap == null) {
            metadataMap = new HashMap<>();
        }

        ArtifactMetadata m = metadataMap.get(metadata.getKey());
        if (m != null) {
            m.merge(metadata);
        } else {
            metadataMap.put(metadata.getKey(), metadata);
        }
    }

    @Override
    public Collection<ArtifactMetadata> getMetadataList() {
        if (metadataMap == null) {

    Multimap<Class<?>, Subscriber> listenerMethods = findAllSubscribers(listener);

    for (Entry<Class<?>, Collection<Subscriber>> entry : listenerMethods.asMap().entrySet()) {
      Class<?> eventType = entry.getKey();
      Collection<Subscriber> eventMethodsInListener = entry.getValue();

      CopyOnWriteArraySet<Subscriber> eventSubscribers = subscribers.get(eventType);

      if (eventSubscribers == null) {

                for (Map.Entry<MavenDependencyKey, PomDependencyMgt> entry : importedPom.getDependencyMgt().entrySet()) {
                    if (!importedDependencyMgts.containsKey(entry.getKey())) {
                        importedDependencyMgts.put(entry.getKey(), entry.getValue());
                    }
                }
            }
        }
        return importedDependencyMgts;
    }

    /**

        PluginVersionResult result = resolveFromProject(request);

        if (result == null) {
            ConcurrentMap<Key, PluginVersionResult> cache = getCache(request);
            Key key = getKey(request);
            result = cache.get(key);

            if (result == null) {
                result = resolveFromRepository(request);

                logger.debug(

    public Builder<K, V> putAll(Multimap<? extends K, ? extends V> multimap) {
      for (Entry<? extends K, ? extends Collection<? extends V>> entry :
          multimap.asMap().entrySet()) {
        putAll(entry.getKey(), entry.getValue());
      }
      return this;
    }

    @CanIgnoreReturnValue
    @Override
    Builder<K, V> combine(ImmutableMultimap.Builder<K, V> other) {
      super.combine(other);

            new TestStringMapGenerator() {
              @Override
              protected Map<String, String> create(Entry<String, String>[] entries) {
                return Collections.singletonMap(entries[0].getKey(), entries[0].getValue());
              }
            })
        .named("singletonMap")
        .withFeatures(
            MapFeature.ALLOWS_NULL_KEYS,
            MapFeature.ALLOWS_NULL_VALUES,

                 tf_device::LaunchOp compile_launch) {
  OpBuilder builder = CreateBuilderAfterOp(compile_launch);
  auto get_layout = BuildGetLayout(execute_arg_index, execute.getKey(),
                                   compile_launch, &builder);
  builder.setInsertionPoint(execute_launch);
  auto copy_with_layout = BuildCopyWithLayout(execute_launch, compile_launch,

    public Builder<K, V> putAll(Multimap<? extends K, ? extends V> multimap) {
      for (Entry<? extends K, ? extends Collection<? extends V>> entry :
          multimap.asMap().entrySet()) {
        putAll(entry.getKey(), entry.getValue());
      }
      return this;
    }

    @CanIgnoreReturnValue
    @Override
    Builder<K, V> combine(ImmutableMultimap.Builder<K, V> other) {
      super.combine(other);

            profile.activation(activation.build());
        }

        profile.properties(modelProfile.getProperties().entrySet().stream()
                .collect(Collectors.toMap(
                        e -> e.getKey().toString(), e -> e.getValue().toString())));

        List<org.apache.maven.api.model.Repository> repos = modelProfile.getRepositories();
        if (repos != null) {

            for (Map.Entry<String, ProviderInternal<?>> entry : delegateMap.entrySet()) {
                String name = entry.getKey();
                ProviderInternal<?> provider = entry.getValue();
                if (isPendingSatisfyingFilters(name, provider)) {
                    filteredMap.put(entry.getKey(), Cast.uncheckedCast(provider));
                }
            }
            return filteredMap;
        }