/**
     * Creates a new MsVisioExtractor instance.
     */
    public MsVisioExtractor() {
        super();
    }

    /**
     * Extracts text from the Visio input stream.
     * @param in The input stream.
     * @param params The parameters.
     * @return The extracted data.
     */
    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {

  }

  /**
   * This is adapted from the regex suggested by {@link Double#valueOf(String)} for prevalidating
   * inputs. All valid inputs must pass this regex, but it's semantically fine if not all inputs
   * that pass this regex are valid -- only a performance hit is incurred, not a semantics bug.
   */
  @GwtIncompatible // regular expressions
  static final

                                    <label for="input" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.dict_stopwords_source"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="input"/>
                                        <la:text styleId="input" property="input"

    assertFailsToDecode(base64(), "12345", "Invalid input length 5");
    // These have a combination of invalid length, unrecognized characters and wrong padding.
    assertFailsToDecode(base64(), "AB=C", "Unrecognized character: =");
    assertFailsToDecode(base64(), "A=BCD", "Invalid input length 5");
    assertFailsToDecode(base64(), "?", "Invalid input length 1");
  }

  public void testBase64CannotUpperCase() {

        assertEquals(flags, avFlags.getFlags(), "Flags should match the input integer");

        // Test with zero
        int zeroFlags = 0;
        AvFlags zeroAvFlags = new AvFlags(zeroFlags);
        assertNotNull(zeroAvFlags, "AvFlags object should not be null for zero flags");
        assertEquals(zeroFlags, zeroAvFlags.getFlags(), "Flags should be 0 for zero input");

        // Test with maximum integer value

    /**
     * Parses a robots.txt file from the given input stream using UTF-8 encoding.
     * @param stream the input stream to parse
     * @return the parsed RobotsTxt object, or null if disabled
     */
    public RobotsTxt parse(final InputStream stream) {
        return parse(stream, Constants.UTF_8);
    }

    /**
     * Parses a robots.txt file from the given input stream using the specified character encoding.

   * (NCR). Any non-ASCII characters appearing in the input will be preserved in the output.
   * Specifically "\r" (carriage return) is preserved in the output, which may result in it being
   * silently converted to "\n" when the XML is parsed.
   *
   * <p>This escaper does not treat surrogate pairs specially and does not perform Unicode
   * validation on its input.
   */
  public static Escaper xmlContentEscaper() {

    }

    /**
     * Helper method to verify n-fold expansion.
     */
    private void verifyNfold(String input, int outlen, byte[] expected) {
        byte[] result = PacMac.expandNFold(input.getBytes(), outlen);
        assertArrayEquals(expected, result, String.format("n-fold expansion failed for input '%s'", input));
    }

    /**
     * Test method for

        calcMethod.setAccessible(true);

        byte[] input = "test data".getBytes();
        byte[] oldHash = new byte[64];

        byte[] newHash = (byte[]) calcMethod.invoke(transport, input, 0, input.length, oldHash);

        assertNotNull(newHash);
        assertEquals(64, newHash.length); // SHA-512 produces 64 bytes

public abstract class JarInputStreamUtil {

    /**
     * Do not instantiate.
     */
    protected JarInputStreamUtil() {
    }

    /**
     * Creates a {@link JarInputStream}.
     *
     * @param is the input stream (must not be {@literal null})
     * @return {@link JarInputStream}
     * @throws IORuntimeException if an {@link IOException} occurs
     * @see JarInputStream#JarInputStream(InputStream)
     */