}
    }

    /**
     * Validates a string is not null or empty
     *
     * @param value the string to validate
     * @param fieldName the field name for error reporting
     * @return the validated string
     * @throws IllegalArgumentException if string is null or empty
     */
    public static String requireNonEmpty(String value, String fieldName) {
        if (value == null) {

  @Override
  public Set<String> create(Object... elements) {
    String[] array = new String[elements.length];
    int i = 0;
    for (Object e : elements) {
      array[i++] = (String) e;
    }
    return create(array);
  }

  protected abstract Set<String> create(String[] elements);

  @Override
  public String[] createArray(int length) {
    return new String[length];
  }

  /**
   * {@inheritDoc}
   *

  @Override
  public Set<String> create(Object... elements) {
    String[] array = new String[elements.length];
    int i = 0;
    for (Object e : elements) {
      array[i++] = (String) e;
    }
    return create(array);
  }

  protected abstract Set<String> create(String[] elements);

  @Override
  public String[] createArray(int length) {
    return new String[length];
  }

  /**
   * {@inheritDoc}
   *

    }

    @Override
    public String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository) {
        return userLocalArtifactRepository.pathOfLocalRepositoryMetadata(metadata, repository);
    }

    @Override
    public String getId() {
        return userLocalArtifactRepository.getId();
    }

    @Override
    public String pathOf(Artifact artifact) {

        docMap.put("lang", "fr");

        Set<Map.Entry<String, Object>> entrySet = docMap.entrySet();
        assertEquals(1, entrySet.size());

        String[] keys = entrySet.stream().map(Map.Entry::getKey).toArray(String[]::new);
        assertEquals("lang", keys[0]);
    }

    @Test
    public void test_entrySet_multiple_lang_keys() {
        Map<String, Object> parentMap = new LinkedHashMap<>();

		}
		// file / version / file
		filemap := make(map[string]map[string]string)
		foundData := make(map[string][]byte)
		partDataToVerID := make(map[string][2]string)
		var baseName string
		// versionID ->
		combineFiles := make(map[string][]string)
		decode := func(r io.Reader, file string) ([]byte, error) {
			file = strings.ReplaceAll(file, ":", "_")
			b, err := io.ReadAll(r)
			if err != nil {

  }

  private Multimap<String, Integer> createMultimap() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("zero", 55556);
    unfiltered.put("one", 55556);
    unfiltered.put("badkey", 1);
    return Multimaps.filterEntries(unfiltered, PREDICATE);
  }

  @Override
  protected Map<String, Collection<Integer>> makeEmptyMap() {
    Multimap<String, Integer> multimap = createMultimap();

/**
 */
@Deprecated
class CleanArgumentTest {

    @Test
    void cleanArgs() {
        String[] args = {
            "\"",
        };
        CleanArgument.cleanArgs(args);
    }

    @Test
    void cleanArgsShouldRemoveWrongSurroundingQuotes() {
        String[] args = {"\"-Dfoo=bar", "\"-Dfoo2=bar two\""};
        String[] cleanArgs = CleanArgument.cleanArgs(args);
        assertEquals(args.length, cleanArgs.length);

import org.codelibs.fess.util.ComponentUtil;

public interface CrawlingConfig {

    String getId();

    String getName();

    String[] getPermissions();

    String[] getVirtualHosts();

    String getDocumentBoost();

    String getIndexingTarget(String input);

    String getConfigId();

    Integer getTimeToLive();

    String[] array = new String[] {"a"};
    Multiset<String> multiset = ImmutableSortedMultiset.copyOf(array);
    assertEquals(HashMultiset.create(asList("a")), multiset);
  }

  public void testCreation_arrayOfArray() {
    Comparator<String[]> comparator =
        Ordering.natural().lexicographical().onResultOf(Arrays::asList);
    String[] array = new String[] {"a"};