}
  }

  /**
   * Called for each line found in the character data passed to {@link #add}.
   *
   * @param line a line of text (possibly empty), without any line separators
   * @param end the line separator; one of {@code "\r"}, {@code "\n"}, {@code "\r\n"}, or {@code ""}
   * @throws IOException if an I/O error occurs
   */
  protected abstract void handleLine(String line, String end) throws IOException;

     */
    public static String normalize(final String s) {
        return normalize(s, LocaleUtil.getDefault());
    }

    /**
     * Normalizes the string representation of a number by removing grouping separators
     * and representing the decimal point with '.'.
     *
     * @param s
     *            A string representing a number
     * @param locale
     *            The locale. Must not be {@literal null}.

    /** Constant for the supported comment characters.*/
    private static final String COMMENT_CHARS = "#!";

    /** The list of possible key/value separators */
    private static final char[] SEPARATORS = new char[] {'=', ':'};

    /** The white space characters used as key/value separators. */
    private static final char[] WHITE_SPACE = new char[] {' ', '\t', '\f'};

    /**
     * Unless standard java props, use UTF-8
     */

    /** Constant for the supported comment characters.*/
    private static final String COMMENT_CHARS = "#!";

    /** The list of possible key/value separators */
    private static final char[] SEPARATORS = new char[] {'=', ':'};

    /** The white space characters used as key/value separators. */
    private static final char[] WHITE_SPACE = new char[] {' ', '\t', '\f'};

    /**
     * Unless standard java props, use UTF-8
     */

		},
		// Test case 5 object has many trailing separators.
		{
			path:   "/bucket/object/1///",
			bucket: "bucket",
			object: "object/1///",
		},
		// Test case 6 object has only trailing separators.
		{
			path:   "/bucket/object///////",
			bucket: "bucket",
			object: "object///////",
		},
		// Test case 7 object has preceding separators.
		{
			path:   "/bucket////object////",

        assertTrue(result.contains("role1role2"));
        assertTrue(result.contains("field1field2"));
        assertTrue(result.contains("exclude1exclude2"));

        // Count separators
        long separatorCount = result.chars().filter(ch -> ch == '\n').count();
        assertEquals(4, separatorCount);
    }

    @Test
    public void test_getCacheKey_nullParameters() {

        assertEquals(17, JvmUtil.getJavaVersion());

        // Test with underscore separators in old format
        System.setProperty("java.version", "1.8.0_301");
        assertEquals(8, JvmUtil.getJavaVersion());
    }

    @Test
    public void test_getJavaVersion_variousFormats() {
        // Test different separator combinations
        System.setProperty("java.version", "11.0.15.1");

   * interpretation of a limited number of contiguously following characters.
   *
   * @since 8.0
   */
  public static final byte ESC = 27;

  /**
   * File Separator: These four information separators may be used within data in optional fashion,
   * except that their hierarchical relationship shall be: FS is the most inclusive, then GS, then

   * interpretation of a limited number of contiguously following characters.
   *
   * @since 8.0
   */
  public static final byte ESC = 27;

  /**
   * File Separator: These four information separators may be used within data in optional fashion,
   * except that their hierarchical relationship shall be: FS is the most inclusive, then GS, then

      return "Funnels.integerFunnel()";
    }
  }

  /**
   * Returns a funnel that processes an {@code Iterable} by funneling its elements in iteration
   * order with the specified funnel. No separators are added between the elements.
   *
   * @since 15.0
   */
  public static <E extends @Nullable Object> Funnel<Iterable<? extends E>> sequentialFunnel(
      Funnel<E> elementFunnel) {