}

    /**
     * Converts value to lowercase if lowercase wildcard is enabled.
     *
     * @param value the value to convert
     * @return the converted value
     */
    protected String toLowercaseWildcard(final String value) {
        if (lowercaseWildcard) {
            return value.toLowerCase(Locale.ROOT);
        }
        return value;
    }

    /**

  private static final String UPPER = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

  public void testToLowerCase() {
    assertThat(Ascii.toLowerCase(UPPER)).isEqualTo(LOWER);
    assertThat(Ascii.toLowerCase(LOWER)).isSameInstanceAs(LOWER);
    assertThat(Ascii.toLowerCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toLowerCase("fOobaR")).isEqualTo("foobar");
  }

  public void testToUpperCase() {

  private static final String UPPER = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

  public void testToLowerCase() {
    assertThat(Ascii.toLowerCase(UPPER)).isEqualTo(LOWER);
    assertThat(Ascii.toLowerCase(LOWER)).isSameInstanceAs(LOWER);
    assertThat(Ascii.toLowerCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toLowerCase("fOobaR")).isEqualTo("foobar");
  }

  public void testToUpperCase() {

    /**
     * Converts a wildcard value to lowercase if configured to do so.
     *
     * @param value The wildcard value to potentially convert
     * @return The value in lowercase if lowercaseWildcard is true, otherwise the original value
     */
    protected String toLowercaseWildcard(final String value) {
        if (lowercaseWildcard) {
            return value.toLowerCase(Locale.ROOT);
        }
        return value;

     * The value is converted to lowercase for consistency.
     *
     * @return the operating system name (never null)
     */
    @Nonnull
    String name();

    /**
     * Returns the OS architecture as reported by the system property "os.arch".
     * The value is converted to lowercase for consistency.
     *
     * @return the operating system architecture (never null)

      "analyzer": {
        "standard_analyzer": {
          "type": "custom",
          "tokenizer": "standard",
          "filter": [
            "cjk_width",
            "asciifolding",
            "lowercase",
            "stop",
            "stemmer"
          ]
        }
      }
    }
  }

        String upperCase = "SERVER";
        String lowerCase = "server";
        String mixedCase = "Server";

        // Test different cases
        when(mockNetbiosName.getName()).thenReturn(upperCase);
        assertEquals(upperCase, mockNetbiosName.getName());

        when(mockNetbiosName.getName()).thenReturn(lowerCase);
        assertEquals(lowerCase, mockNetbiosName.getName());

        if (map != null) {
            final String[] queries = map.get(toLowerCase(query));
            if (queries != null) {
                return queries;
            }
        }
        return StringUtil.EMPTY_STRINGS;
    }

    private String toLowerCase(final String term) {
        return term != null ? term.toLowerCase(Locale.ROOT) : term;
    }

      }
      result.add(Header(TARGET_SCHEME, request.url.scheme))

      for (i in 0 until headers.size) {
        // header names must be lowercase.
        val name = headers.name(i).lowercase(Locale.US)
        if (name !in HTTP_2_SKIPPED_REQUEST_HEADERS ||
          name == TE &&
          headers.value(i) == "trailers"
        ) {

      "analyzer": {
        "standard_analyzer": {
          "type": "custom",
          "tokenizer": "standard",
          "filter": [
            "cjk_width",
            "asciifolding",
            "lowercase",
            "stop",
            "stemmer"
          ]
        }
      }
    }
  }