if (source == null) {
            return target;
        } else if (target == null) {
            return source;
        }

        Map<Object, InputLocation> locations;
        Map<Object, InputLocation> sourceLocations = source.locations;
        Map<Object, InputLocation> targetLocations = target.locations;
        if (sourceLocations == null) {
            locations = targetLocations;

        assertNotNull(result);
        assertFalse(result.isPresent());
    }

    public void test_ofNullable_withMap() {
        Map<String, Object> testValue = new HashMap<>();
        testValue.put("key1", "value1");
        testValue.put("key2", 42);

        OptionalEntity<Map<String, Object>> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());

    public boolean isEditable() {
        return true;
    }

    public Map<String, String> getAttributes() {
        return attributes;
    }

    public void setAttributes(final Map<String, String> attributes) {
        this.attributes = attributes;
    }

    @Override
    public Map<String, Object> toSource() {
        final Map<String, Object> sourceMap = new HashMap<>();
        if (name != null) {

    @AfterEach
    void deleteFileConfig() {
        final Map<String, Object> searchBody = new HashMap<>();
        searchBody.put("size", NUM * 2);
        final String fileConfigId = getFileConfigId();
        checkMethodBase(searchBody).delete("/api/admin/fileconfig/setting/" + fileConfigId).then().body("response.status", equalTo(0));
    }

    @Override
    protected Map<String, Object> createTestParam(int id) {

                    final Map<String, Object> map = new HashMap<>();
                    final String name = filePath.getFileName().toString();
                    map.put("id", Base64.getUrlEncoder().encodeToString(name.getBytes(StandardCharsets.UTF_8)));
                    map.put("name", name);
                    try {

      // '!' represents an interior node that represents a REGISTRY entry in the map.
      // '?' represents a leaf node, which represents a REGISTRY entry in map.
      // ':' represents an interior node that represents a private entry in the map
      // ',' represents a leaf node, which represents a private entry in the map.
      String domain = DIRECT_JOINER.join(stack);

      if (domain.length() > 0) {

  }

  private void assertMapSize(Map<?, ?> map, int size) {
    assertEquals(size, map.size());
    if (size > 0) {
      assertFalse(map.isEmpty());
    } else {
      assertTrue(map.isEmpty());
    }
    assertCollectionSize(map.keySet(), size);
    assertCollectionSize(map.entrySet(), size);
    assertCollectionSize(map.values(), size);
  }

        // Default constructor
    }

    private static final Logger logger = LogManager.getLogger(QueryProcessor.class);

    /**
     * Map of query commands indexed by query class simple names.
     * Used to lookup appropriate command handlers for different query types.
     */
    protected Map<String, QueryCommand> queryCommandMap = new HashMap<>();

    /**
     * List of filters that will be applied during query processing.

    extends AbstractMapBasedMultimap<K, V> implements SetMultimap<K, V> {
  /**
   * Creates a new multimap that uses the provided map.
   *
   * @param map place to store the mapping from each key to its corresponding values
   */
  protected AbstractSetMultimap(Map<K, Collection<V>> map) {
    super(map);
  }

  @Override
  abstract Set<V> createCollection();

  @Override
  Set<V> createUnmodifiableEmptyCollection() {

   * of {@code map}.
   *
   * @throws IllegalArgumentException if an attempt to {@code put} any entry fails. Note that some
   *     map entries may have been added to the bimap before the exception was thrown.
   */
  @Override
  void putAll(Map<? extends K, ? extends V> map);

  // Views

  /**
   * {@inheritDoc}
   *