new Function<@Nullable Integer, @Nullable Integer>() {
        @Override
        public @Nullable Integer apply(@Nullable Integer input) {
          return (input == null) ? null : input / 2;
        }
      };

  abstract static class ColumnTests extends MapTests {
    ColumnTests(
        boolean allowsNullValues,
        boolean supportsPut,
        boolean supportsRemove,

          } else {
            evictToRecoverBytes(dynamicTableByteCount - maxDynamicTableByteCount)
          }
        }
      }

      private fun clearDynamicTable() {
        dynamicTable.fill(null)
        nextHeaderIndex = dynamicTable.size - 1
        headerCount = 0
        dynamicTableByteCount = 0
      }

      /** Returns the count of entries evicted. */

		{"☺☻☹", "日a本b語ç", "27 ☺☻☹=日a本b語ç\n", true},
		{"xhello", "\x00world", "17 xhello=\x00world\n", true},
		{"path", "null\x00", "", false},
		{"null\x00", "value", "", false},
		{paxSchilyXattr + "key", "null\x00", "26 SCHILY.xattr.key=null\x00\n", true},
	}

	for _, v := range vectors {
		got, err := formatPAXRecord(v.inKey, v.inVal)
		ok := (err == nil)
		if ok != v.ok {
			if v.ok {

    public static void setFessConfig(final FessConfig fessConfig) {
        ComponentUtil.fessConfig = fessConfig;
        if (fessConfig == null) {
            systemHelper = null;
            FessProp.propMap.clear();
            componentMap.clear();
        }
    }

    /**
     * Registers a component instance with a name.
     * @param instance The component instance to register.

        ArtifactResolutionResult result = artifactResolver.resolveTransitively(
                Collections.singleton(g), projectArtifact, remoteRepositories(), localRepository(), null);

        printErrors(result);

        assertEquals(2, result.getArtifacts().size());

        assertTrue(result.getArtifacts().contains(g));

        assertTrue(result.getArtifacts().contains(h));

    }

    @Override
    protected Map<String, Object> createTestParam(int id) {
        fail(); // Unreachable
        return null;
    }

    @Override
    protected Map<String, Object> getUpdateMap() {
        fail(); // Unreachable
        return null;
    }

    @Override
    protected void testRead() {
        final Map<String, Object> searchBody = new HashMap<>();

    FAILED,
  }

  private @Nullable T next;

  protected abstract @Nullable T computeNext();

  @CanIgnoreReturnValue
  protected final @Nullable T endOfData() {
    state = State.DONE;
    return null;
  }

  @Override
  public final boolean hasNext() {
    checkState(state != State.FAILED);
    switch (state) {
      case DONE:
        return false;
      case READY:
        return true;

     *            the Bean class. Must not be {@literal null}
     * @return {@link BeanDesc}
     */
    public static BeanDesc getBeanDesc(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

        if (!initialized) {
            initialize();
        }
        BeanDesc beanDesc = beanDescCache.get(clazz);
        if (beanDesc == null) {

     *            NT password hash
     */
    public NtlmNtHashAuthenticator(final String domain, final String username, final byte[] passwordHash) {
        super(domain, username, (String) null, AuthenticationType.USER);
        if (passwordHash == null || passwordHash.length != 16) {
            throw new IllegalArgumentException("Password hash must be provided, expected length 16 byte");
        }
        this.ntHash = passwordHash;
    }

     */
    @Test
    public void testGuessContentType() {
        exception.expect(EmptyArgumentException.class);
        exception.expectMessage(is("[ECL0010]argument[path] is null or empty string."));
        MimeTypeUtil.guessContentType(null);
    }