class SerializationTests {

        @Test
        @DisplayName("Should maintain exception hierarchy")
        void testExceptionHierarchy() {
            TransportException exception = new TransportException("Test");

            // Verify the exception hierarchy
            assertTrue(exception instanceof IOException);
            assertTrue(exception instanceof Exception);

    private static Object getField(Object target, String name) {
        try {
            Field f = findField(target.getClass(), name);
            f.setAccessible(true);
            return f.get(target);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    // Helper: find field in class hierarchy

            identifiers.put(ident, method);
          }
        }
      }
    }
    return ImmutableList.copyOf(identifiers.values());
  }

  /** Global cache of classes to their flattened hierarchy of supertypes. */
  private static final LoadingCache<Class<?>, ImmutableSet<Class<?>>> flattenHierarchyCache =
      CacheBuilder.newBuilder()
          .weakKeys()
          .build(
              CacheLoader.from(

        // Setup
        final String message = "Test inheritance hierarchy";
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY);

        // Execute
        final InvalidQueryException exception = new InvalidQueryException(messageCode, message);

        // Verify inheritance hierarchy
        assertTrue(exception instanceof FessSystemException);

    }

    /**
     * Represents a crawl request containing a URL and its depth in the crawling hierarchy.
     * Used for managing recursive crawling operations.
     */
    private static class CrawlRequest {
        /** The URL to be crawled. */
        private final String url;
        /** The depth of this URL in the crawling hierarchy. */
        private final int depth;

        /**

     * <p>
     * This method traverses the parent hierarchy and collects all active profiles from
     * the current project and its ancestors. Active profiles are those that meet the
     * activation criteria through explicit activation or automatic conditions.
     * <p>
     * The combined set of active profiles from the entire project hierarchy affects
     * the effective build configuration.
     *

            Map<Path, Set<String>> pluginsNeedingManagement =
                    analyzePluginsUsingEffectiveModels(context, pomMap, tempDir);

            // Phase 3: Add plugin management to the last local parent in hierarchy
            for (Map.Entry<Path, Document> entry : pomMap.entrySet()) {
                Path pomPath = entry.getKey();
                Document pomDocument = entry.getValue();
                processedPoms.add(pomPath);

 * with {@link #where} and types are resolved using {@link #resolveType}.
 *
 * <p>Note that usually type mappings are already implied by the static type hierarchy (for example,
 * the {@code E} type variable declared by class {@code List} naturally maps to {@code String} in
 * the context of {@code class MyStringList implements List<String>}). In such case, prefer to use

#### Figure 2 - KMS key hierarchy

```
                                                          CMK (master key)
                                                           |

    /** Array of supported file protocols for URL classification. */
    protected String[] fileProtocols = { "file:", "smb:", "smb1:", "ftp:", "storage:" };

    /** Queue to track the current XML element hierarchy during parsing. */
    protected LinkedList<String> tagQueue;

    /** List to store parsed label types for access control. */
    protected List<LabelType> labelList;