// nothing
    }

    private final List<Normalizer> normalizers = new ArrayList<>();

    @Override
    public String normalize(final String text, final String field, final String... langs) {
        if (text == null) {
            return null;
        }
        String tmp = text;
        for (final Normalizer normalizer : normalizers) {
            tmp = normalizer.normalize(tmp, field, langs);

    checkNotNull(enumClass);
    checkNotNull(value);
    return Platform.getEnumIfPresent(enumClass, value);
  }

  private static final Map<Class<? extends Enum<?>>, Map<String, WeakReference<? extends Enum<?>>>>
      enumConstantCache = new WeakHashMap<>();

  private static <T extends Enum<T>> Map<String, WeakReference<? extends Enum<?>>> populateCache(

	objInfo := ObjectInfo{ETag: "aa", ModTime: objModTime}
	testCases := []struct {
		name              string
		ifMatch           string
		ifNoneMatch       string
		ifModifiedSince   string
		ifUnmodifiedSince string
		objInfo           ObjectInfo
		expectedFlag      bool
		expectedCode      int
	}{
		// If-None-Match(false) and If-Modified-Since(true)
		{

    return new TestStringMultisetGenerator() {
      @Override
      protected Multiset<String> create(String[] elements) {
        return LinkedHashMultiset.create(asList(elements));
      }

      @Override
      public List<String> order(List<String> insertionOrder) {
        List<String> order = new ArrayList<>();
        for (String s : insertionOrder) {
          int index = order.indexOf(s);
          if (index == -1) {

 * thrown or a simple string message. In addition, a problem carries a hint about its source, e.g. the settings file
 * that exhibits the problem.
 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services.SettingsBuilder} instead
 */
@Deprecated(since = "4.0.0")
public class DefaultSettingsProblem implements SettingsProblem {

    private final String source;

    private final int lineNumber;

 */
@Deprecated
public class WagonConfigurationException extends TransferFailedException {

    static final long serialVersionUID = 1;

    private final String originalMessage;
    private final String repositoryId;

    public WagonConfigurationException(String repositoryId, String message, Throwable cause) {
        super("While configuring wagon for '" + repositoryId + "': " + message, cause);

        this.repositoryId = repositoryId;

        int statusCode = 0;
        String message = "Zero status";

        WebApiException exception = new WebApiException(statusCode, message);

        assertEquals(statusCode, exception.getStatusCode());
        assertEquals(message, exception.getMessage());
    }

    @Test
    public void test_message_emptyString() {
        // Test with empty message string
        int statusCode = 404;

            final String expression, final int from, final int to, final Object value, final String key)
            throws IntrospectionException {
        if (value == null || key == null) {
            return null;
        }

        if (value instanceof Map map) {
            return map.get(key);
        }

        final String message = String.format(

 * of the public API. In particular, this class can be changed or deleted without prior notice.
 *
 */
public class RepositoryUtils {

    private static String nullify(String string) {
        return (string == null || string.isEmpty()) ? null : string;
    }

    public static org.apache.maven.artifact.Artifact toArtifact(Dependency dependency) {
        if (dependency == null) {
            return null;
        }

     * @param pattern
     *            The pattern string
     * @return The converted {@literal double}
     */
    public static double toPrimitiveDouble(final Object o, final String pattern) {
        if (o == null) {
            return 0;
        } else if (o instanceof Number) {
            return ((Number) o).doubleValue();
        } else if (o instanceof String) {
            return toPrimitiveDouble((String) o);