}
        return matches;
    }

    protected Element getChild(Element element, String childName) {
        Element child = findChild(element, childName);
        if (child != null) {
            return child;
        }
        throw new RuntimeException(String.format("No <%s> element found in <%s>", childName, element.getTagName()));
    }

    protected Element findChild(Element element, String childName) {

    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).headMap("d");
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "d";
  }

  @Override
  protected Integer getValueNotInPopulatedMap() {
    return 4;
  }

    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).subMap("b", "d");
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "a";
  }

  @Override
  protected Integer getValueNotInPopulatedMap() {
    return 4;
  }

 */
@GwtIncompatible
public abstract class ForwardingLoadingCache<K, V> extends ForwardingCache<K, V>
    implements LoadingCache<K, V> {

  /** Constructor for use by subclasses. */
  protected ForwardingLoadingCache() {}

  @Override
  protected abstract LoadingCache<K, V> delegate();

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  @Override
  public V get(K key) throws ExecutionException {

    multimap.put("a", -1);
    multimap.put("a", -3);
    multimap.put("z", -2);
    return multimap;
  }

  @Override
  protected Map<String, Collection<Integer>> makeEmptyMap() {
    return createMultimap().asMap().subMap("e", "p");
  }

  @Override
  protected Map<String, Collection<Integer>> makePopulatedMap() {
    TreeMultimap<String, Integer> multimap = createMultimap();
    multimap.put("f", 1);

  public static final class IntsAsListGenerator extends TestIntegerListGenerator {
    @Override
    protected List<Integer> create(Integer[] elements) {
      return asList(elements);
    }
  }

  public static final class IntsAsListHeadSubListGenerator extends TestIntegerListGenerator {
    @Override
    protected List<Integer> create(Integer[] elements) {
      Integer[] suffix = {Integer.MIN_VALUE, Integer.MAX_VALUE};

  public static final class BytesAsListGenerator extends TestByteListGenerator {
    @Override
    protected List<Byte> create(Byte[] elements) {
      return asList(elements);
    }
  }

  public static final class BytesAsListHeadSubListGenerator extends TestByteListGenerator {
    @Override
    protected List<Byte> create(Byte[] elements) {
      Byte[] suffix = {Byte.MIN_VALUE, Byte.MAX_VALUE};

  public static final class LongsAsListGenerator extends TestLongListGenerator {
    @Override
    protected List<Long> create(Long[] elements) {
      return asList(elements);
    }
  }

  public static final class LongsAsListHeadSubListGenerator extends TestLongListGenerator {
    @Override
    protected List<Long> create(Long[] elements) {
      Long[] suffix = {Long.MIN_VALUE, Long.MAX_VALUE};

    public abstract DirectoryProperty getGeneratedClasses();

    @Inject
    protected abstract KotlinScriptClassPathProvider getKotlinScriptClassPathProvider();

    @Inject
    protected abstract ClassLoaderScopeRegistry getClassLoaderScopeRegistry();

    @Inject
    protected abstract ArchiveOperations getArchives();

    @Inject
    protected abstract FileSystemOperations getFs();

    // Basic escaping of unsafe chars (wrap them in {,}'s)
    CharEscaper wrappingEscaper =
        new ArrayBasedCharEscaper(NO_REPLACEMENTS, 'A', 'Z') {
          @Override
          protected char[] escapeUnsafe(char c) {
            return ("{" + c + "}").toCharArray();
          }
        };
    EscaperAsserts.assertBasic(wrappingEscaper);
    // '[' and '@' lie either side of [A-Z].