System.out.println("RETURN");
                return a;
            }
        }
        System.out.println("Return null");
        return null;
    }

        }
    }

    protected void updateRepositoryMetadata(ArtifactRepository localRepository, ArtifactRepository remoteRepository)
            throws IOException, XMLStreamException {
        Metadata metadata = null;

        File metadataFile = new File(
                localRepository.getBasedir(), localRepository.pathOfLocalRepositoryMetadata(this, remoteRepository));

        if (metadataFile.length() == 0) {

        });
    }

    @Test
    @DisplayName("Test null data handling")
    public void testNullDataHandling() {
        assertThrows(CIFSException.class, () -> {
            compressionService.compress(null, CompressionService.COMPRESSION_LZ77);
        });

        assertThrows(CIFSException.class, () -> {
            compressionService.decompress(null, CompressionService.COMPRESSION_LZ77);
        });
    }

        assertEquals("222", paramMap.get("aaaBbb"));
        assertNull(paramMap.get("AaaBbb")); // null
        assertNull(paramMap.get("aaabbb"));
        assertEquals("333", paramMap.get("aaa_bbb_ccc"));
        assertEquals("333", paramMap.get("aaaBbbCcc"));
        assertNull(paramMap.get("AaaBbbCcc")); // null
        assertNull(paramMap.get("aaabbbcc"));
        assertEquals("444", paramMap.get("ccc.ddd"));

  fun value(index: Int): String = encodedValue(index).percentDecode(plusIsSpace = true)

  override fun contentType(): MediaType = CONTENT_TYPE

  override fun contentLength(): Long = writeOrCountBytes(null, true)

  @Throws(IOException::class)
  override fun writeTo(sink: BufferedSink) {
    writeOrCountBytes(sink, false)
  }

  /**

    EscaperAsserts.assertBasic(escaper);
    String s = "\0\n\t\\az09~\uD800\uDC00\uFFFF";
    assertWithMessage("null escaper should have no effect").that(escaper.escape(s)).isEqualTo(s);
  }

  public void testBuilderInitialStateNoReplacement() {
    // Unsafe characters aren't modified by default (unsafeReplacement == null).
    Escaper escaper = Escapers.builder().setSafeRange('a', 'z').build();

   *       Objects.equal}{@code (a, b)} implies that {@code predicate.apply(a) ==
   *       predicate.apply(b))}.
   * </ul>
   *
   * @throws NullPointerException if {@code input} is null and this predicate does not accept null
   *     arguments
   */
  boolean apply(@ParametricNullness T input);

  /**
   * Indicates whether another object is equal to this predicate.
   *

    features.add(CollectionFeature.SUBSET_VIEW);
    if (features.remove(CollectionFeature.ALLOWS_NULL_VALUES)) {
      // the null value might be out of bounds, so we can't always construct a subset with nulls
      features.add(CollectionFeature.ALLOWS_NULL_QUERIES);
      // but add null might still be supported if it happens to be within range of the subset
      suppressing.add(CollectionAddTester.getAddNullUnsupportedMethod());

    features.add(CollectionFeature.SUBSET_VIEW);
    if (features.remove(CollectionFeature.ALLOWS_NULL_VALUES)) {
      // the null value might be out of bounds, so we can't always construct a subset with nulls
      features.add(CollectionFeature.ALLOWS_NULL_QUERIES);
      // but add null might still be supported if it happens to be within range of the subset
      suppressing.add(CollectionAddTester.getAddNullUnsupportedMethod());

        fessConfig.setStorageEndpoint(form.storageEndpoint);
        if (form.storageAccessKey != null && StringUtil.isNotBlank(form.storageAccessKey.replace("*", " "))) {
            fessConfig.setStorageAccessKey(form.storageAccessKey);
        }
        if (form.storageSecretKey != null && StringUtil.isNotBlank(form.storageSecretKey.replace("*", " "))) {
            fessConfig.setStorageSecretKey(form.storageSecretKey);