// Pre-order: horizon.addFirst(successors)
                order.insertInto(horizon, successors);
              }
              return next;
            }
          } while (!horizon.isEmpty());
          return endOfData();
        }
      };
    }

    final Iterator<N> postOrder(Iterator<? extends N> startNodes) {
      Deque<N> ancestorStack = new ArrayDeque<>();

     * @param paramMap The parameters.
     * @return The converted value.
     */
    protected Object convertValue(final String scriptType, final String template, final Map<String, Object> paramMap) {
        if (StringUtil.isEmpty(template)) {
            return StringUtil.EMPTY;
        }

        if (paramMap.containsKey(template)) {
            return paramMap.get(template);
        }

        assertNotNull(encData.getUserAuthorizations());
        // Assuming KerberosAuthData.parse is tested elsewhere and might return empty for this test case
        assertTrue(encData.getUserAuthorizations().isEmpty());
    }

    /**
     * Test constructor with a malformed token.
     */
    @Test
    void testConstructorMalformed() {
        byte[] malformedToken = new byte[] { 0x01, 0x02, 0x03, 0x04 };

        public ChatSource(final int index, final Map<String, Object> doc) {
            this.index = index;
            String titleValue = toStringOrNull(doc.get("title"));
            if (titleValue == null || titleValue.isEmpty()) {
                titleValue = toStringOrNull(doc.get("content_title"));
            }
            this.title = titleValue;
            this.url = toStringOrNull(doc.get("url"));

    /**
     * Checks if any sort builders have been added to this context.
     * @return True if sort builders are present, false otherwise.
     */
    public boolean hasSorts() {
        return !sortBuilderList.isEmpty();
    }

    /**
     * Gets the list of sort builders for this query context.
     * @return The list of sort builders.
     */
    public List<SortBuilder<?>> sortBuilders() {

    Thread.setDefaultUncaughtExceptionHandler { _, throwable ->
      initUncaughtException(throwable)
    }

    taskQueuesWereIdle = TaskRunner.INSTANCE.activeQueues().isEmpty()

    applyLogger {
      addHandler(testLogHandler)
      level = Level.FINEST
      useParentHandlers = false
    }
  }

  @SuppressLint("NewApi")

        final ListResultBean<DataConfig> list = dataConfigBhv.selectList(cb -> {
            cb.query().setName_Equal(name);
            cb.query().addOrderBy_SortOrder_Asc();
        });
        if (list.isEmpty()) {
            return OptionalEntity.empty();
        }
        return OptionalEntity.of(list.get(0));
    }

    /**
     * Stores (inserts or updates) a data configuration.
     *

                return (T) ((List<?>) value).stream().filter(s -> s != null).map(Object::toString).toArray(n -> new String[n]);
            }

            if (((List<?>) value).isEmpty()) {
                return null;
            }

            return convertObj(((List<?>) value).get(0), clazz);
        }
        if (value instanceof String[]) {

      }
    }
  }

  @Throws(UnknownHostException::class)
  private fun throwBestFailure(
    hostname: String,
    failures: List<Exception>,
  ): List<InetAddress> {
    if (failures.isEmpty()) {
      throw UnknownHostException(hostname)
    }

    val failure = failures[0]

    if (failure is UnknownHostException) {
      throw failure
    }

    // Ensure that the Finalizer class has no nested classes.
    // See https://github.com/google/guava/issues/1505
    assertThat(Finalizer.class.getDeclaredClasses()).isEmpty();
  }

  static class MyServerExampleWithFrq implements Closeable {
    private static final FinalizableReferenceQueue frq = new FinalizableReferenceQueue();