public void testContains_nullNotContainedButQueriesSupported() {
    assertFalse("contains(null) should return false", collection.contains(null));
  }

  @CollectionFeature.Require(absent = ALLOWS_NULL_QUERIES)
  public void testContains_nullNotContainedAndUnsupported() {
    expectNullMissingWhenNullUnsupported("contains(null) should return false or throw");
  }

  @CollectionFeature.Require(ALLOWS_NULL_VALUES)

     *
     * @param parser
     *            The {@link SAXParser} to use. Must not be {@literal null}.
     * @param inputSource
     *            The {@link InputSource} containing the content to be parsed. Must not be {@literal null}.
     * @param handler
     *            The SAX {@link DefaultHandler} to use. Must not be {@literal null}.
     */

        // Test with null raw data
        int type3 = AvPair.MsvAvFlags;
        byte[] raw3 = null;
        AvPair avPair3 = new AvPair(type3, raw3);

        assertEquals(type3, avPair3.getType(), "Type should match the constructor argument for null raw data.");
        assertNull(avPair3.getRaw(), "Raw data should be null if constructor argument was null.");
    }

    @Test
    void testConstants() {

        if (path != null) {
            keywordPath = environment.configDir().resolve(path);
        } else {
            keywordPath = null;
        }

        reloadInterval = settings.getAsTime("reload_interval", TimeValue.timeValueMinutes(1)).getMillis();
    }

    @Override
    public TokenStream create(final TokenStream tokenStream) {
        if (keywordPath == null) {
            return tokenStream;

            final Settings settings) {
        super(indexSettings, name, settings);

        final String path = settings.get("stopwords_path");
        if (path != null) {
            stopwordPath = environment.configDir().resolve(path);
        } else {
            stopwordPath = null;
        }

        ignoreCase = settings.getAsBoolean("ignore_case", false);

  public void testContainsEntryNullYes() {
    initMultimapWithNullKeyAndValue();
    assertTrue(multimap().containsEntry(null, null));
  }

  @MapFeature.Require({ALLOWS_NULL_KEY_QUERIES, ALLOWS_NULL_VALUE_QUERIES})
  public void testContainsEntryNullNo() {
    assertFalse(multimap().containsEntry(null, null));
  }

  @MapFeature.Require(absent = ALLOWS_NULL_KEY_QUERIES)

    this.it = checkNotNull(it);
    advance();
  }

  @Override
  public void close() throws IOException {
    if (in != null) {
      try {
        in.close();
      } finally {
        in = null;
      }
    }
  }

  /** Closes the current input stream and opens the next one, if any. */
  private void advance() throws IOException {
    close();

     * Creates artifact coordinates.
     *
     * @param request the request holding coordinates creation parameters
     * @return an {@code ArtifactCoordinates}, never {@code null}
     * @throws IllegalArgumentException if {@code request} is null or {@code request.session} is null or invalid
     */
    @Nonnull
    ArtifactCoordinates create(@Nonnull ArtifactCoordinatesFactoryRequest request);

    /**

    @Override
    public Properties getSystemProperties() {
        if (systemProperties == null) {
            systemProperties = new Properties();
        }

        return systemProperties;
    }

    @Override
    public DefaultSettingsBuildingRequest setSystemProperties(Properties systemProperties) {
        if (systemProperties != null) {
            this.systemProperties = new Properties();

     *
     * @return The identifiers of those profiles to activate, never {@code null}.
     */
    List<String> getActiveProfileIds();

    /**
     * Gets the identifiers of those profiles that should be deactivated by explicit demand.
     *
     * @return The identifiers of those profiles to deactivate, never {@code null}.
     */
    List<String> getInactiveProfileIds();

    /**