@Override
    public void write(File output, Map<String, Object> options, Settings settings) throws IOException {
        Objects.requireNonNull(output, "output cannot be null");
        Objects.requireNonNull(settings, "settings cannot be null");

        output.getParentFile().mkdirs();

        write(Files.newOutputStream(output.toPath()), options, settings);
    }

    @Override

     *
     * @param groupId The group identifier of the POM, must not be {@code null}.
     * @param artifactId The artifact identifier of the POM, must not be {@code null}.
     * @param version The version of the POM, must not be {@code null}.
     * @return The source of the requested POM, never {@code null}.
     * @throws UnresolvableModelException If the POM could not be resolved from any configured repository.
     */

   * the call to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullKeyMissingWhenNullKeysUnsupported(String message) {
    try {
      assertFalse(message, getMap().containsKey(null));
    } catch (NullPointerException tolerated) {

 * @param <E>
 *            要素の型
 *
 */
public class SLinkedList<E> implements Cloneable, Externalizable {

    static final long serialVersionUID = 1L;

    private transient Entry header = new Entry(null, null, null);

    private transient int size = 0;

    /**
     * {@link SLinkedList}を作成します。
     */
    public SLinkedList() {
        header.next = header;
        header.previous = header;
    }

        if (esCb.getPreference() != null) {
            builder.setPreference(esCb.getPreference());
        }
        esCb.request().build(builder);
        SearchResponse response = esCb.build(builder).execute().actionGet(scrollSearchTimeout);
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {

        if (esCb.getPreference() != null) {
            builder.setPreference(esCb.getPreference());
        }
        esCb.request().build(builder);
        SearchResponse response = esCb.build(builder).execute().actionGet(scrollSearchTimeout);
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {

  private List<Entry<K, V>> containsNullValue;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    containsNullKey = singletonList(entry(null, v3()));
    containsNullValue = singletonList(entry(k3(), null));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAll_supportedNothing() {
    getMap().putAll(emptyMap());
    expectUnchanged();
  }

     * @param method
     *            メソッド。{@literal null}であってはいけません
     * @return パブリックかどうか
     */
    public static boolean isPublic(final Method method) {
        assertArgumentNotNull("method", method);

        return isPublic(method.getModifiers());
    }

    /**
     * <code>public</code>かどうか返します。
     *
     * @param field
     *            フィールド。{@literal null}であってはいけません
     * @return パブリックかどうか
     */

    return (connectionsU != null) && connectionsU.successors().contains(nodeV);
  }

  @CheckForNull
  private final V edgeValueOrDefaultInternal(N nodeU, N nodeV, @CheckForNull V defaultValue) {
    GraphConnections<N, V> connectionsU = nodeConnections.get(nodeU);
    V value = (connectionsU == null) ? null : connectionsU.value(nodeV);

        result = prime * result + ((exception == null) ? 0 : exception.hashCode());
        result = prime * result + ((localFile == null) ? 0 : localFile.hashCode());
        result = prime * result + requestType;
        return result;
    }

    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if ((obj == null) || (getClass() != obj.getClass())) {