implements Comparator<Entry<K, V>> {
    final @Nullable Comparator<? super K> keyComparator;

    EntryComparator(@Nullable Comparator<? super K> keyComparator) {
      this.keyComparator = keyComparator;
    }

    @Override
    @SuppressWarnings("unchecked") // no less safe than putting it in the map!
    public int compare(Entry<K, V> a, Entry<K, V> b) {
      return (keyComparator == null)

              return values().asList().get(index + 1);
            });
    List<Entry<K, V>> expectedEntries = new ArrayList<>();
    for (Entry<K, V> entry : getSampleEntries()) {
      int index = keys().asList().indexOf(entry.getKey());
      expectedEntries.add(Helpers.mapEntry(entry.getKey(), values().asList().get(index + 1)));
    }
    expectContents(expectedEntries);
  }

        @Override
        Map.Entry<K, Collection<V>> transform(Map.Entry<K, Collection<V>> entry) {
          return new ForwardingMapEntry<K, Collection<V>>() {
            @Override
            protected Map.Entry<K, Collection<V>> delegate() {
              return entry;
            }

            @Override
            public Collection<V> getValue() {
              return typePreservingCollection(entry.getValue(), mutex);

        @Override
        Map.Entry<K, Collection<V>> transform(Map.Entry<K, Collection<V>> entry) {
          return new ForwardingMapEntry<K, Collection<V>>() {
            @Override
            protected Map.Entry<K, Collection<V>> delegate() {
              return entry;
            }

            @Override
            public Collection<V> getValue() {
              return typePreservingCollection(entry.getValue(), mutex);

        // when a new file is added.
        changelogs.forEach((path, entry) -> {
            final String type = entry.getType();

            if (type.equals("known-issue") == false && type.equals("security") == false) {
                if (entry.getPr() == null) {
                    throw new GradleException(

    for (Entry<? extends K, ? extends V> entry : map.entrySet()) {
      putEntryWithChecks(delegate, entry);
    }
    return newView(unmodifiableSortedMap(delegate), comparator);
  }

  private static <K, V> void putEntryWithChecks(
      SortedMap<K, V> map, Entry<? extends K, ? extends V> entry) {
    K key = checkNotNull(entry.getKey());
    V value = checkNotNull(entry.getValue());

     */
    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> put(Entry<? extends K, ? extends V> entry) {
      super.put(entry);
      return this;
    }

    /**
     * {@inheritDoc}
     *
     * @since 19.0
     */
    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> putAll(Iterable<? extends Entry<? extends K, ? extends V>> entries) {
      super.putAll(entries);

        return upgradedProperties.stream()
            .flatMap(UpgradePropertiesRuleSetup::oldRemovedAccessorsOfUpgradedProperty)
            .collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
    }

    private static Stream<Map.Entry<AccessorKey, ReplacedAccessor>> oldRemovedAccessorsOfUpgradedProperty(UpgradedProperty upgradedProperty) {
        return upgradedProperty.getReplacedAccessors().stream()

      Gist gist = gistJsonAdapter.fromJson(response.body().source());

      for (Map.Entry<String, GistFile> entry : gist.files.entrySet()) {
        System.out.println(entry.getKey());
        System.out.println(entry.getValue().content);
      }
    }
  }

  static class Gist {
    Map<String, GistFile> files;
  }

  static class GistFile {

        }
      };
    }

    @Override
    public boolean contains(@Nullable Object object) {
      if (object instanceof Entry) {
        Entry<?, ?> entry = (Entry<?, ?>) object;
        Object k = entry.getKey();
        Object v = entry.getValue();
        return v != null && v.equals(map.get(k));
      }
      return false;
    }

    @Override
    boolean isPartialView() {