}

    abstract ImmutableMap<K, Integer> keyToIndex();

    // True if getValue never returns null.
    private boolean isFull() {
      return size == keyToIndex().size();
    }

    K getKey(int index) {
      return keyToIndex().keySet().asList().get(index);
    }

    @CheckForNull
    abstract V getValue(int keyIndex);

    @Override
    ImmutableSet<K> createKeySet() {

      new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && !((Integer) 55556).equals(entry.getValue());
        }
      };

  protected Multimap<String, Integer> create() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("foo", 55556);

                    ListMultimap<String, String> multimap = ArrayListMultimap.create();
                    for (Entry<String, String> entry : entries) {
                      multimap.put(entry.getKey(), entry.getValue());
                    }
                    return multimap;
                  }
                })
            .named("ArrayListMultimap")
            .withFeatures(

    final StringHolder holder = new StringHolder();
    holder.string = "one";
    Entry<String, Integer> entry =
        new AbstractMapEntry<String, Integer>() {
          @Override
          public String getKey() {
            return holder.string;
          }

          @Override
          public Integer getValue() {
            return 1;
          }
        };

    builder.put(entry);

    }


    /**
     * @return the altPath
     */
    public final String getAltPath () {
        return this.altPath;
    }


    /**
     * @return the ttl
     */
    public final int getTtl () {
        return this.ttl;
    }


    /**
     * @return the rpath
     */
    public final String getRpath () {
        return this.rpath;
    }


    /**

    private Set<String> getProfileIds(final Predicate<ActivationSettings> predicate) {
        return this.activations.entrySet().stream()
                .filter(e -> predicate.test(e.getValue()))
                .map(Map.Entry::getKey)
                .collect(toSet());
    }

    /**
     * @return Required active profile identifiers, never {@code null}.
     */
    public Set<String> getRequiredActiveProfileIds() {

      new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && !((Integer) 55556).equals(entry.getValue());
        }
      };

  protected Multimap<String, Integer> create() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("foo", 55556);

  private static <K extends @Nullable Object, V extends @Nullable Object> Entry<K, V> entry(
      final K key, final V value) {
    return new AbstractMapEntry<K, V>() {
      @Override
      public K getKey() {
        return key;
      }

      @Override
      public V getValue() {
        return value;
      }
    };
  }

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

            if (errors.isEmpty()) {
                fw.println("All clear!");
                return;
            }
            for (Map.Entry<File, List<Error>> e : errors.entrySet()) {
                File file = e.getKey();
                List<Error> errorsForFile = e.getValue();

                StringBuilder sb = new StringBuilder();
                for (Error error : errorsForFile) {