this.singleValue = singleValue;
    this.inverse = null;
  }

  private SingletonImmutableBiMap(K singleKey, V singleValue, ImmutableBiMap<V, K> inverse) {
    this.singleKey = singleKey;
    this.singleValue = singleValue;
    this.inverse = inverse;
  }

  @Override
  @CheckForNull
  public V get(@CheckForNull Object key) {
    return singleKey.equals(key) ? singleValue : null;
  }

  @Override
  public int size() {

     *
     * @param algorithm
     *            アルゴリズム。{@literal null}や空文字列であってはいけません
     * @param text
     *            ハッシュ化する文字列
     * @return ハッシュ化された文字列
     */
    public static String digest(final String algorithm, final String text) {
        assertArgumentNotEmpty("algorithm", algorithm);

        if (text == null) {
            return null;
        }

                        isAny(relocation.target.getGroupId()) ? null : relocation.target.getGroupId(),
                        isAny(relocation.target.getArtifactId()) ? null : relocation.target.getArtifactId(),
                        isAny(relocation.target.getClassifier()) ? null : relocation.target.getClassifier(),
                        isAny(relocation.target.getExtension()) ? null : relocation.target.getExtension(),

    assertEquals(TestEnum.HONDA, converter.convert("HONDA"));
    assertEquals(TestEnum.POODLE, converter.convert("POODLE"));
    assertNull(converter.convert(null));
    assertNull(converter.reverse().convert(null));
  }

  @GwtIncompatible // stringConverter
  public void testStringConverter_convertError() {
    Converter<String, TestEnum> converter = Enums.stringConverter(TestEnum.class);

     * import javax.naming.*;
     * import javax.naming.directory.*;
     * public static String getDomainByName(String name) throws UnknownHostException {
     * DirContext context;
     * UnknownHostException uhe = null;
     * 
     * try {
     * context = new InitialDirContext();
     * for ( ;; ) {
     * try {
     * Attributes attributes = context.getAttributes(
     * "dns:/_ldap._tcp.dc._msdcs." + name,

        reader.setScrollSize(1000);
        int count = 0;
        Set<String> valueSet = Collections.synchronizedSet(new HashSet<>());
        Map<String, Object> source;
        while ((source = reader.read()) != null) {
            assertTrue(source.get("field1").toString().startsWith("test"));
            valueSet.add(source.get("field1").toString());
            count++;
        }
        assertEquals(num, count);

    assertEquals(getMethodName() + "(nullNotPresent) should return -1", -1, find(null));
  }

  @CollectionFeature.Require(absent = ALLOWS_NULL_VALUES)
  public void testFind_nullNotContainedAndUnsupported() {
    try {
      assertEquals(getMethodName() + "(nullNotPresent) should return -1 or throw", -1, find(null));
    } catch (NullPointerException tolerated) {
    }
  }

     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#withGuestCrendentials()
     */
    @Override
    public CIFSContext withGuestCrendentials () {
        return withCredentials(new NtlmPasswordAuthenticator(null, null, null, AuthenticationType.GUEST));
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.CIFSContext#getCredentials()
     */
    @Override
    public Credentials getCredentials () {

    /**
     * @return next element
     */
    private SmbResource advance () {
        while ( this.delegate.hasNext() ) {
            FileEntry n = this.delegate.next();
            if ( this.filter == null ) {
                try {
                    return adapt(n);
                }
                catch ( MalformedURLException e ) {
                    log.error("Failed to create child URL", e);

            zipExtractor.setMaxContentSize(100);
            zipExtractor.getText(in, null);
            fail();
        } catch (MaxLengthExceededException e) {
            // pass
        }
        zipExtractor.setMaxContentSize(-1);
    }

    public void test_getText_null() {
        try {
            zipExtractor.getText(null, null);
            fail();
        } catch (final CrawlerSystemException e) {