"tokenizer" : "fess_japanese_normal",
        "filter" : ["reading_form"]
      },
      "reading_term_analyzer" : {
        "type" : "custom",
        "tokenizer" : "fess_japanese_normal"
      },
      "normalize_analyzer" : {
        "type" : "custom",
        "tokenizer" : "keyword",
        "char_filter" : ["mapping_char"],
        "filter" : ["lowercase"]
      },
      "contents_analyzer" : {

				// concurrently, check for it before we
				// write the filler byte.
				select {
				case err := <-doneCh:
					if err != nil {
						write([]byte{1})
						write([]byte(err.Error()))
					} else {
						write([]byte{0})
					}
					return
				default:
				}

				// Response not ready, write a filler byte.
				write([]byte{32})
				if canWrite {
					xhttp.Flush(w)
				}

   * <p><b>{@code Stream} equivalent:</b> {@link Stream#filter}.
   */
  public static <T extends @Nullable Object> Iterable<T> filter(
      Iterable<T> unfiltered, Predicate<? super T> retainIfTrue) {
    checkNotNull(unfiltered);
    checkNotNull(retainIfTrue);
    return new FluentIterable<T>() {
      @Override
      public Iterator<T> iterator() {
        return Iterators.filter(unfiltered.iterator(), retainIfTrue);
      }

   * it does.
   *
   * <p>The caller is responsible for ensuring that the returned stream is closed. For example:
   *
   * {@snippet :
   * try (Stream<String> lines = source.lines()) {
   *   lines.map(...)
   *      .filter(...)
   *      .forEach(...);
   * }
   * }
   *

   * it does.
   *
   * <p>The caller is responsible for ensuring that the returned stream is closed. For example:
   *
   * {@snippet :
   * try (Stream<String> lines = source.lines()) {
   *   lines.map(...)
   *      .filter(...)
   *      .forEach(...);
   * }
   * }
   *

   * <p><b>{@code Stream} equivalent:</b> {@link Stream#filter}.
   */
  public static <T extends @Nullable Object> Iterable<T> filter(
      Iterable<T> unfiltered, Predicate<? super T> retainIfTrue) {
    checkNotNull(unfiltered);
    checkNotNull(retainIfTrue);
    return new FluentIterable<T>() {
      @Override
      public Iterator<T> iterator() {
        return Iterators.filter(unfiltered.iterator(), retainIfTrue);
      }

        "tokenizer" : "fess_japanese_normal",
        "filter" : ["reading_form"]
      },
      "reading_term_analyzer" : {
        "type" : "custom",
        "tokenizer" : "fess_japanese_normal"
      },
      "normalize_analyzer" : {
        "type" : "custom",
        "tokenizer" : "keyword",
        "char_filter" : ["mapping_char"],
        "filter" : ["lowercase"]
      },
      "contents_analyzer" : {

		// Sanity check, should not happen.
		o.FilterPrefix = ""
	}
}

// filter will apply the options and return the number of objects requested by the limit.
// Will return io.EOF if there are no more entries with the same filter.
// The last entry can be used as a marker to resume the listing.
func (r *metacacheReader) filter(o listPathOptions) (entries metaCacheEntriesSorted, err error) {
	// Forward to prefix, if any

    void accept_returnsTrueForDirectory_andVerifiesInteraction() throws Exception {
        // Arrange: filter that accepts directories only
        SmbFileFilter filter = f -> f.isDirectory();
        when(smbFile.isDirectory()).thenReturn(true);

        // Act
        boolean result = filter.accept(smbFile);

        // Assert
        assertTrue(result, "Directory should be accepted");

        ScopeArtifactFilter filter = new ScopeArtifactFilter(Artifact.SCOPE_TEST);

        assertTrue(filter.include(newArtifact(Artifact.SCOPE_COMPILE)));
        assertTrue(filter.include(newArtifact(Artifact.SCOPE_SYSTEM)));
        assertTrue(filter.include(newArtifact(Artifact.SCOPE_PROVIDED)));
        assertTrue(filter.include(newArtifact(Artifact.SCOPE_RUNTIME)));
        assertTrue(filter.include(newArtifact(Artifact.SCOPE_TEST)));