} catch (Exception e) {
            fail("Should have caught CommandExecutionException");
        }
    }

    public void test_exceptionInheritance() {
        // Test exception inheritance hierarchy
        CommandExecutionException exception = new CommandExecutionException("Test");

        // Check inheritance chain
        assertTrue(exception instanceof CommandExecutionException);

        } catch (Exception e) {
            fail("Should have caught DataStoreException");
        }
    }

    public void test_inheritance() {
        // Test inheritance hierarchy
        DataStoreException exception = new DataStoreException("Test");

        assertTrue(exception instanceof DataStoreException);
        assertTrue(exception instanceof FessSystemException);

    /** 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;

                foundTestMethod = true;
                break;
            }
        }
        assertTrue(foundTestMethod);
    }

    public void test_inheritanceHierarchy() {
        // Test inheritance hierarchy
        SearchQueryException exception = new SearchQueryException("Inheritance test");

        assertTrue(exception instanceof SearchQueryException);
        assertTrue(exception instanceof FessSystemException);

                hasCronExpression = true;
                break;
            }
        }
        assertTrue(hasCronExpression);
    }

    // Test class hierarchy validation
    public void test_inheritanceValidation() {
        ExtendedTestBean bean = new ExtendedTestBean();
        bean.setCronExpression("invalid");
        bean.setAdditionalCron("also invalid");

 * 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

    }
    return throwable;
  }

  /**
   * Gets a {@code Throwable} cause chain as a list. The first entry in the list will be {@code
   * throwable} followed by its cause hierarchy. Note that this is a snapshot of the cause chain and
   * will not reflect any subsequent changes to the cause chain.
   *
   * <p>Here's an example of how it can be used to find specific types of exceptions in the cause

  - [alpha] Kubelet launches container in a per pod cgroup hierarchy based on quality of service tier ([kubernetes/features#126](https://github.com/kubernetes/enhancements/issues/126))

      * Added support for a hierarchy of kubectl plugins (a tree of plugins as children of other plugins). ([#45981](https://github.com/kubernetes/kubernetes/pull/45981), [@fabianofranz](https://github.com/fabianofranz))

    scheduling on the node condition `type` `Ready` `status` being `True` for pods
    that need to run prior to the network being ready.
* **Enhance Kubelet QoS**:
  * Pods are placed under a new cgroup hierarchy by default. This feature requires
    draining and restarting the node as part of upgrades. To opt-out set
    `--cgroups-per-qos=false`.
  * If `kube-reserved` and/or `system-reserved` are specified, node allocatable