final Stack<E> previousElements = new Stack<>();

    /**
     * {@link #nextElements} if {@code next()} was called more recently then {@code previous},
     * {@link #previousElements} if the reverse is true, or -- overriding both of these -- {@code
     * null} if {@code remove()} or {@code add()} has been called more recently than either. We use
     * this to determine which stack to pop from on a call to {@code remove()} (or to pop from and

    }

    /** Adds a key-value mapping to the built multimap if it is not already present. */
    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> put(K key, V value) {
      super.put(key, value);
      return this;
    }

    /**
     * Adds an entry to the built multimap if it is not already present.
     *
     * @since 11.0
     */
    @CanIgnoreReturnValue
    @Override

        // Query was processed successfully
    }

    @Test
    public void test_convertWildcardQuery_withBothWildcards() throws Exception {
        // Test with both wildcards already present
        QueryContext queryContext = new QueryContext("*test*", false);
        WildcardQuery wildcardQuery = new WildcardQuery(new Term(Constants.DEFAULT_FIELD, "*test*"));

   * associated with that range is returned.
   */
  @Nullable V get(K key);

  /**
   * Returns the range containing this key and its associated value, if such a range is present in
   * the range map, or {@code null} otherwise.
   */
  @Nullable Entry<Range<K>, V> getEntry(K key);

  /**
   * Returns the minimal range {@linkplain Range#encloses(Range) enclosing} the ranges in this

        sitemapsLocal.set(sitemaps);
    }

    /**
     * Removes sitemaps from the thread-local storage and returns them.
     * @return An array of sitemap URLs, or null if none were present.
     */
    public String[] removeSitemaps() {
        final String[] sitemaps = sitemapsLocal.get();
        if (sitemaps != null) {
            sitemapsLocal.remove();
        }
        return sitemaps;

        setField(cmd, "largeFile", false);
        byte[] buf = new byte[12]; // Buffer needs to be at least 12 bytes for the parameter words
        cmd.writeParameterWordsWireFormat(buf, 0);
        // The flag must be present so the command recognises largeFile
        SmbComLockingAndX copy = new SmbComLockingAndX(cfg);
        copy.readParameterWordsWireFormat(buf, 0);
        assertTrue((boolean) getField(copy, "largeFile"));
    }

      if (v is Provider<*>) {
        val value = v.getOrNull()
        if (value != null) gradleProperties[k] = value
      } else {
        gradleProperties[k] = v
      }
    }

    // Set default values if not present
    if (!gradleProperties.containsKey(Constants.BUNDLE_SYMBOLICNAME)) {
      gradleProperties[Constants.BUNDLE_SYMBOLICNAME] = bundleSymbolicName.get()
    }
    if (!gradleProperties.containsKey(Constants.BUNDLE_VERSION)) {

	Tag    Tag
	tagSet bool

	// Caching tags, only once
	cachedTags map[string]string
}

// MarshalXML - produces the xml representation of the Filter struct
// only one of Prefix, And and Tag should be present in the output.
func (f Filter) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	if !f.set {
		return nil
	}

	if err := e.EncodeToken(start); err != nil {
		return err
	}

	switch {

            int start = idx;

            while (idx < expression.length() && delimiter != expression.charAt(idx)) {
                idx++;
            }

            // delimiter MUST be present
            if (idx <= start || idx >= expression.length()) {
                return null;
            }

            return expression.substring(start, idx++);
        }

     */
    @Override
    public Object put(final String key, final Object value) {
        return parent.put(key, value);
    }

    /**
     * Removes the mapping for a key from this map if it is present.
     *
     * @param key the key whose mapping is to be removed from the map
     * @return the previous value associated with key, or null if no mapping existed
     */
    @Override