/** Type identifier for character mapping dictionaries. */
    private static final String MAPPING = "mapping";

    /** List of character mapping items loaded from the mapping file. */
    List<CharMappingItem> mappingItemList;

    /**
     * Constructs a new CharMappingFile instance.
     *
     * @param id the unique identifier for this mapping file

// Check if circular values, return true if loaded
func loadOrStoreVisitMap(visitMap *visitMap, v reflect.Value) (loaded bool) {
	if v.Kind() == reflect.Ptr {
		v = v.Elem()
	}

	switch v.Kind() {
	case reflect.Slice, reflect.Array:
		loaded = true
		for i := 0; i < v.Len(); i++ {
			if !loadOrStoreVisitMap(visitMap, v.Index(i)) {
				loaded = false
			}
		}

     *
     * @param classLoader the class loader (must not be {@literal null})
     * @return an {@link Iterable} wrapping a {@link ClassLoaderIterator}
     */
    public static Iterable<ClassLoader> iterable(final ClassLoader classLoader) {
        return () -> new ClassLoaderIterator(classLoader);
    }

    /**
     * Constructs an instance.
     *
     * @param classLoader the class loader (must not be {@literal null})
     */

 * This class provides functionality to map MIME types to file types and
 * retrieve appropriate file type classifications for documents during indexing.
 *
 * The mappings are loaded from configuration and can be dynamically modified
 * at runtime. When a MIME type is not found in the mapping, a default value
 * is returned.
 */
public class FileTypeHelper {
    /** Logger instance for this class */

      super(urls);
    }

    @Override
    protected synchronized Class<?> loadClass(String name, boolean resolve)
        throws ClassNotFoundException {
      // Force Finalizer to load from this class loader, not its parent.
      if (name.equals(Finalizer.class.getName())) {
        Class<?> clazz = findClass(name);
        if (resolve) {
          resolveClass(clazz);
        }
        return clazz;

      super(urls);
    }

    @Override
    protected synchronized Class<?> loadClass(String name, boolean resolve)
        throws ClassNotFoundException {
      // Force Finalizer to load from this class loader, not its parent.
      if (name.equals(Finalizer.class.getName())) {
        Class<?> clazz = findClass(name);
        if (resolve) {
          resolveClass(clazz);
        }
        return clazz;

            logger.debug("web protocols: {}", Arrays.toString(webProtocols));
            logger.debug("file protocols: {}", Arrays.toString(fileProtocols));
        }
    }

    /**
     * Loads protocol handlers from the specified base package by scanning for
     * Handler classes in subpackages and registering them as web or file protocols
     * based on their PROTOCOL_TYPE field.
     *

        // Add pending operations to channel1 to make it more loaded
        channel1.addPendingOperation(mockMessage);

        when(mockChannelManager.getHealthyChannels()).thenReturn(Arrays.asList(channel1, channel2));

        ChannelInfo selected = loadBalancer.selectChannel(mockMessage);
        assertEquals(channel2, selected); // Should select less loaded channel
    }

    @Test

    WeakReference<?> classUsedByGetChecked = doTestClassUnloading();
    GcFinalization.awaitClear(classUsedByGetChecked);
  }

  /**
   * Loads {@link WillBeUnloadedException} in a separate {@code ClassLoader}, calls {@code
   * getChecked(future, WillBeUnloadedException.class)}, and returns the loader. The caller can then
   * test that the {@code ClassLoader} can still be GCed. The test amounts to a test that {@code

@Experimental
@Consumer
@Named
public interface ModelTransformer extends SpiService {

    /**
     * Apply a transformation on the file model.
     *
     * This method will be called on each file model being loaded,
     * just before validation.
     *
     * @param model the input model
     * @return the transformed model, or the input model if no transformation is needed
     * @throws ModelTransformerException
     */