case DATA -> {
                    final DataConfigService dataConfigService = ComponentUtil.getComponent(DataConfigService.class);
                    yield dataConfigService.getDataConfig(id).get();
                }
                default -> null;
                };
            });
        } catch (final Exception e) {
            logger.warn("Failed to access a crawling config cache: {}", configId, e);
            return null;

            final String accessKey = System.getenv().get("S3_ACCESS_KEY");
            final String secretKey = System.getenv().get("S3_SECRET_KEY");
            final String region = System.getenv().getOrDefault("S3_REGION", "us-east-1");

            // Validate endpoint before attempting connection
            if (StringUtil.isBlank(endpoint)) {
                throw new IOException("S3_ENDPOINT is blank.");
            }

          }
        });
    assertEquals(oldName, Thread.currentThread().getName());
  }

  public void testExecutors_nullCheck() throws Exception {
    new ClassSanityTester()
        .setDefault(RateLimiter.class, RateLimiter.create(1.0))
        .forAllPublicStaticMethods(MoreExecutors.class)
        .thatReturn(Executor.class)
        .testNulls();
  }

          }
        });
    assertEquals(oldName, Thread.currentThread().getName());
  }

  public void testExecutors_nullCheck() throws Exception {
    new ClassSanityTester()
        .setDefault(RateLimiter.class, RateLimiter.create(1.0))
        .forAllPublicStaticMethods(MoreExecutors.class)
        .thatReturn(Executor.class)
        .testNulls();
  }

  @SuppressWarnings("TruthGetOrDefault") // We are testing our implementation of getOrDefault.
  public void testGetOrDefault() {
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().concurrencyLevel(1).initialCapacity(1));
    map.put(1, 1);
    assertThat(map.getOrDefault(1, 2)).isEqualTo(1);
    assertThat(map.getOrDefault(2, 2)).isEqualTo(2);
  }

  public void testPutCausesExpansion() {

  @SuppressWarnings("TruthGetOrDefault") // We are testing our implementation of getOrDefault.
  public void testGetOrDefault() {
    LocalCache<Object, Object> map =
        makeLocalCache(createCacheBuilder().concurrencyLevel(1).initialCapacity(1));
    map.put(1, 1);
    assertThat(map.getOrDefault(1, 2)).isEqualTo(1);
    assertThat(map.getOrDefault(2, 2)).isEqualTo(2);
  }

  public void testPutCausesExpansion() {

                proxy = new Proxy(Type.HTTP, addr);
                if (StringUtil.isNotBlank(getHttpProxyUsername())) {
                    Authenticator.setDefault(new Authenticator() {
                        @Override
                        protected PasswordAuthentication getPasswordAuthentication() {

     *
     * @param index the index configuration name
     */
    protected void sendConfigFiles(final String index) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        configListMap.getOrDefault(index, Collections.emptyList()).forEach(path -> {
            String source = null;
            final String filePath = indexConfigPath + "/" + index + "/" + path;
            final String dictionaryPath;