{* ../../docs_src/query_params_str_validations/tutorial004.py hl[11] *}

Essa expressão regular específica verifica se o valor recebido no parâmetro:

* `^`: Inicia com os seguintes caracteres, ou seja, não contém caracteres anteriores.

            validator.validatePath("\\\\..\\share");
        });

        // Test invalid characters in paths - caught by null byte check
        assertThrows(SmbException.class, () -> {
            // Null byte will be caught
            validator.validatePath("//server\0/share");
        });

        // Test path with control characters in strict mode
        PathValidator strictValidator = new PathValidator(260, 255, true, true);

		bugLogIf(GlobalContext, err)
		return nil
	}
	return buf.Bytes()
}

// Use this encodeResponseList() to support control characters
// this function must be used by only ListObjects() for objects
// with control characters, this is a specialized extension
// to support AWS S3 compatible behavior.
//
// Do not use this function for anything other than ListObjects()

        this.calledName = this.hostName.name;

        if (Character.isDigit(this.calledName.charAt(0))) {
            int i, len, dots;
            char[] data;

            i = dots = 0; /* quick IP address validation */
            len = this.calledName.length();
            data = this.calledName.toCharArray();
            while (i < len && Character.isDigit(data[i++])) {
                if (i == len && dots == 3) {

    private static final long serialVersionUID = 0;
  }

  /**
   * Creates a {@code HashCode} from a hexadecimal ({@code base 16}) encoded string. The string must
   * be at least 2 characters long, and contain only valid, lower-cased hexadecimal characters.
   *
   * <p>This method accepts the exact format generated by {@link #toString}. If you require more

   * modification operations, but reflects any changes to the underlying character sequence.
   *
   * @param sequence the character sequence to view as a {@code List} of characters
   * @return an {@code List<Character>} view of the character sequence
   * @since 7.0
   */
  public static List<Character> charactersOf(CharSequence sequence) {
    return new CharSequenceAsList(checkNotNull(sequence));
  }

        input = "line1\nline2";
        result = KuromojiCSVUtil.quoteEscape(input);
        assertEquals("line1\nline2", result);

        // Tabs
        input = "tab\tcharacter";
        result = KuromojiCSVUtil.quoteEscape(input);
        assertEquals("tab\tcharacter", result);

        // Unicode
        input = "日本語,テスト";
        result = KuromojiCSVUtil.quoteEscape(input);
        assertEquals("\"日本語,テスト\"", result);

 * This class provides methods for UUID string parsing and binary conversion.
 */
public class UUID extends rpc.uuid_t {

    /**
     * Convert hexadecimal characters to binary integer
     *
     * @param arr the character array containing hex digits
     * @param offset the starting position in the array
     * @param length the number of hex digits to convert
     * @return the integer value of the hex digits

            assertNotNull(enumInstance.info);
        }
    }

    @Test
    @DisplayName("getEntries should properly convert DFS roots with special characters")
    void testGetEntries_specialCharacters() throws Exception {
        // Create array with special character names
        netdfs.DfsEnumArray200 specialArray = new netdfs.DfsEnumArray200();
        specialArray.count = 3;
        specialArray.s = new netdfs.DfsInfo200[3];

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.isCrawlerDocumentDuplicateTermRemoved();
    }

    /**
     * Gets the array of space character codes from configuration.
     *
     * @return array of character codes to be treated as spaces
     */
    protected int[] getSpaceChars() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();