ClassRealm coreRealm,
            List<Path> extClassPath,
            List<CoreExtensionEntry> extensions)
            throws Exception {
        if (!extClassPath.isEmpty() || !extensions.isEmpty()) {
            ClassRealm extRealm = classWorld.newRealm("maven.ext", null);

            extRealm.setParentRealm(coreRealm);

            logger.debug("Populating class realm '" + extRealm.getId() + "'");

     * @return the first element
     */
    public E getFirst() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getFirstEntry().element;
    }

    /**
     * Returns the last element.
     *
     * @return the last element
     */
    public E getLast() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }

                    .orElseThrow();
            if (!meta.fields().isEmpty()) {
                dispatcherConfigResult = prompt.prompt(
                        context.header,
                        configureDispatcher(context, meta, prompt.getPromptBuilder())
                                .build());
                if (dispatcherConfigResult.isEmpty()) {
                    throw new InterruptedException();
                }

    assertThat(notification.getKey()).isSameInstanceAs(key);
    assertThat(notification.getValue()).isSameInstanceAs(computed);
    assertThat(notification.getCause()).isEqualTo(RemovalCause.SIZE);
    assertThat(listener.isEmpty()).isTrue();
    checkEmpty(cache);
  }

  public void testGet_expireAfterWrite() {
    Object computed = new Object();
    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()

    assertThat(notification.getKey()).isSameInstanceAs(key);
    assertThat(notification.getValue()).isSameInstanceAs(computed);
    assertThat(notification.getCause()).isEqualTo(RemovalCause.SIZE);
    assertThat(listener.isEmpty()).isTrue();
    checkEmpty(cache);
  }

  public void testGet_expireAfterWrite() {
    Object computed = new Object();
    LoadingCache<Object, Object> cache =
        CacheBuilder.newBuilder()

  }

  public void testIsEmpty() throws IOException {
    assertEquals(expected.isEmpty(), source.isEmpty());
  }

  public void testLength() throws IOException {
    assertEquals(expected.length(), source.length());
  }

  public void testLengthIfKnown() throws IOException {
    Optional<Long> lengthIfKnown = source.lengthIfKnown();
    if (lengthIfKnown.isPresent()) {

  public boolean contains(C value) {
    return rangeContaining(value) != null;
  }

  @Override
  public abstract @Nullable Range<C> rangeContaining(C value);

  @Override
  public boolean isEmpty() {
    return asRanges().isEmpty();
  }

  @Override
  public void add(Range<C> range) {
    throw new UnsupportedOperationException();
  }

  @Override
  public void remove(Range<C> range) {

      MutableNetwork<Integer, Object> network =
          networkBuilder.allowsParallelEdges(true).allowsSelfLoops(true).build();

      assertThat(network.nodes()).isEmpty();
      assertThat(network.edges()).isEmpty();
      AbstractNetworkTest.validateNetwork(network);

      while (network.nodes().size() < NUM_NODES) {
        network.addNode(gen.nextInt(NODE_POOL_SIZE));
      }

        boolean resolvedPluginVersions = !versions.versions.isEmpty();
        boolean searchPerformed = false;

        if (versions.releaseVersion != null && !versions.releaseVersion.isEmpty()) {
            version = versions.releaseVersion;
            repo = versions.releaseRepository;
        } else if (versions.latestVersion != null && !versions.latestVersion.isEmpty()) {
            version = versions.latestVersion;

)

// ReaderArgs - represents elements inside <InputSerialization><JSON/> in request XML.
type ReaderArgs struct {
	ContentType string `xml:"Type"`
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {