*/
    protected int maxSymbolTermSize = -1;

    /**
     * Tika config.
     */
    protected TikaConfig tikaConfig;

    private final Map<String, TesseractOCRConfig> tesseractOCRConfigMap = new ConcurrentHashMap<>();

    private final Map<String, PDFParserConfig> pdfParserConfigMap = new ConcurrentHashMap<>();

    /**
     * Creates a new TikaExtractor instance.
     */
    public TikaExtractor() {

    }

    /**
     * Processes a document map for web/file crawling with access result.
     * Default implementation delegates to the basic process method.
     *
     * @param target the document data to process
     * @param accessResult the access result from crawling
     * @return the processed document data
     */
    public Map<String, Object> process(final Map<String, Object> target, final AccessResult<String> accessResult) {

    }

    public void test_updateDocument_emptyDoc() {
        Map<String, Object> doc = new HashMap<>();

        languageHelper.updateDocument(doc);

        // Should not add any language fields
        assertNull(doc.get("lang"));
        assertEquals(0, doc.size());
    }

    public void test_updateDocument_skipExistingLangFields() {
        Map<String, Object> doc = new HashMap<>();
        doc.put("lang", "ja");

}

// cloneCaches will return a clone of all current caches.
func (b *bucketMetacache) cloneCaches() (map[string]metacache, map[string][]string) {
	b.mu.RLock()
	defer b.mu.RUnlock()
	dst := make(map[string]metacache, len(b.caches))
	maps.Copy(dst, b.caches)
	// Copy indexes
	dst2 := make(map[string][]string, len(b.cachesRoot))
	for k, v := range b.cachesRoot {
		tmp := make([]string, len(v))
		copy(tmp, v)

        final List<KeyMatch> list = keyMatchService.getKeyMatchList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)
                        .result());
    }

    /**

        listeners.add(listener);

        return this;
    }

    public Map<String, Artifact> getManagedVersionMap() {
        return managedVersionMap;
    }

    public ArtifactResolutionRequest setManagedVersionMap(Map<String, Artifact> managedVersionMap) {
        this.managedVersionMap = managedVersionMap;

        return this;
    }

// Therefore no cluster locks are required.
var localMetacacheMgr = &metacacheManager{
	buckets: make(map[string]*bucketMetacache),
	trash:   make(map[string]metacache),
}

type metacacheManager struct {
	mu      sync.RWMutex
	init    sync.Once
	buckets map[string]*bucketMetacache
	trash   map[string]metacache // Recently deleted lists.
}

const metacacheMaxEntries = 5000

        fileTransformer.setName("fileTransformer");
        Map<String, String> featureMap = newHashMap();
        featureMap.put("http://xml.org/sax/features/namespaces", "false");
        fileTransformer.setFeatureMap(featureMap);
        Map<String, String> propertyMap = newHashMap();
        fileTransformer.setPropertyMap(propertyMap);
        Map<String, String> childUrlRuleMap = newHashMap();

    public String getLogMessage() {
        return getSearchWord();
    }

    @Override
    public Map<String, Object> toSource() {
        final Map<String, Object> sourceMap = super.toSource();
        if (fields != null) {
            sourceMap.putAll(fields);
        }
        final Map<String, List<String>> searchFieldMap = searchFieldLogList.stream()

  @SuppressWarnings("ConstantCaseForConstants")
  private static final Map<Class<?>, Class<?>> PRIMITIVE_TO_WRAPPER_TYPE;

  /** A map from wrapper types to their corresponding primitive types. */
  // It's a constant, and we can't use ImmutableMap here without creating a circular dependency.
  @SuppressWarnings("ConstantCaseForConstants")
  private static final Map<Class<?>, Class<?>> WRAPPER_TO_PRIMITIVE_TYPE;