* {@code key}, simply waits for that thread to finish and returns its loaded value. Note that
   * multiple threads can concurrently load values for distinct keys.
   *
   * <p>Caches loaded by a {@link CacheLoader} will call {@link CacheLoader#load} to load new values
   * into the cache. Newly loaded values are added to the cache using {@code

   * {@code key}, simply waits for that thread to finish and returns its loaded value. Note that
   * multiple threads can concurrently load values for distinct keys.
   *
   * <p>Caches loaded by a {@link CacheLoader} will call {@link CacheLoader#load} to load new values
   * into the cache. Newly loaded values are added to the cache using {@code

   *
   * If the library is loaded in an application class loader, we try to break the cycle by loading
   * Finalizer in its own independent class loader:
   *
   * System class loader -> Application class loader -> ReferenceMap -> FinalizableReferenceQueue ->
   * etc. -> Decoupled class loader -> Finalizer
   *

            settings = new String(is2.readAllBytes(), StandardCharsets.UTF_8);
        }

        assertNotNull("Mappings should be loaded", mappings);
        assertNotNull("Settings should be loaded", settings);
        assertTrue("Mappings should not be empty", mappings.length() > 0);
        assertTrue("Settings should not be empty", settings.length() > 0);
    }

    /**

     */
    public FessMimeTypeHelper() {
        // Default constructor
    }

    /**
     * Initializes the extension override map by loading configuration from FessConfig.
     * The mappings are loaded from the crawler.document.mimetype.extension.overrides property,
     * where each line contains a mapping in the format ".ext=mime/type".
     */
    @PostConstruct
    public void init() {

   *
   * If the library is loaded in an application class loader, we try to break the cycle by loading
   * Finalizer in its own independent class loader:
   *
   * System class loader -> Application class loader -> ReferenceMap -> FinalizableReferenceQueue ->
   * etc. -> Decoupled class loader -> Finalizer
   *

        assertNotNull(functionBuilders);
        assertEquals(0, functionBuilders.size()); // No data loaded
    }

    @Test
    public void test_load_emptyState() {
        try {
            int result = keyMatchHelper.load();
            assertEquals(0, result); // No data loaded in test environment
        } catch (Exception e) {
            // Expected due to missing dependencies in test environment

 * overridden as desired.
 *
 * <p>Usage example:
 *
 * {@snippet :
 * CacheLoader<Key, Graph> loader = new CacheLoader<Key, Graph>() {
 *   public Graph load(Key key) throws AnyException {
 *     return createExpensiveGraph(key);
 *   }
 * };
 * LoadingCache<Key, Graph> cache = CacheBuilder.newBuilder().build(loader);
 * }
 *

 *
 * <h3>Projects</h3>
 *
 * <p>{@link org.apache.maven.api.Project} instances are loaded by Maven from the local
 * file system (those projects are usually about to be built) or from the local repository
 * (they are usually downloaded during dependency collection). Those projects are loaded
 * from a Project Object Model (POM).</p>
 *

      this.file = checkNotNull(file);
      this.resourceName = checkNotNull(resourceName);
      this.loader = checkNotNull(loader);
    }

    /**
     * Returns the url identifying the resource.
     *
     * <p>See {@link ClassLoader#getResource}
     *
     * @throws NoSuchElementException if the resource cannot be loaded through the class loader,
     *     despite physically existing in the class path.