}

    /**
     * Performs n-fold expansion of data as specified in RFC 3961.
     * This operation is used in Kerberos key derivation to expand or compress
     * input data to a specific output length.
     *
     * @param data the input data to expand
     * @param outlen the desired output length in bytes
     * @return the n-folded data of the specified length
     */

## Return Type and Data Filtering { #return-type-and-data-filtering }

Let's continue from the previous example. We wanted to **annotate the function with one type**, but we wanted to be able to return from the function something that actually includes **more data**.

    }

    /**
     * Get the context data
     *
     * @return encoded context data
     */
    public byte[] getData() {
        // Encode the context data
        byte[] data = new byte[20]; // 2 + 2 + 4 + 4 + 4 + 4

        int idx = 0;
        SMBUtil.writeInt2(transformCount, data, idx);
        idx += 2;
        SMBUtil.writeInt2(reserved1, data, idx);
        idx += 2;

        byte[] data = new byte[8];
        long low = filetime.longValue();
        long high = filetime.shiftRight(32).longValue();

        // write little-endian
        data[0] = (byte) (low);
        data[1] = (byte) (low >> 8);
        data[2] = (byte) (low >> 16);
        data[3] = (byte) (low >> 24);
        data[4] = (byte) (high);
        data[5] = (byte) (high >> 8);

    // Write just enough to not trip the threshold
    if (chunk1 > 0) {
      write(out, data, 0, chunk1, singleByte);
      assertTrue(ByteSource.wrap(data).slice(0, chunk1).contentEquals(source));
    }
    File file = out.getFile();
    assertThat(file).isNull();

    // Write data to go over the threshold
    if (chunk2 > 0) {
      write(out, data, chunk1, chunk2, singleByte);
      file = out.getFile();

            byte[] signature = mac.doFinal();

            // Place signature in data
            System.arraycopy(signature, 0, data, SIGNATURE_OFFSET, SIGNATURE_LENGTH);

            boolean result = digest.verify(data, 0, data.length, 0, msg);

            // FIXED: Should return true for valid signature (was previously expecting false)
            assertTrue(result, "Should return true for valid signature");

    void testGetSize() throws SMBProtocolDecodingException {
        // Prepare test data
        byte[] buffer = new byte[22];
        long expectedAllocationSize = 1024L;
        long expectedEndOfFile = 512L;
        int expectedNumberOfLinks = 3;
        boolean expectedDeletePending = true;
        boolean expectedDirectory = false;

        // Encode test data
        int offset = 0;

        @app.post("/example/")
        def example(item: Item = Body(example={"data": "Data in Body example"})):
            return item

    @app.post("/examples/")
    def examples(
        item: Item = Body(
            examples=[
                {"data": "Data in Body examples, example1"},
                {"data": "Data in Body examples, example2"},
            ],
        ),
    ):
        return item

    }

    /**
     * Processes the result data through all available ingesters.
     * Each ingester can transform and enrich the data before it is indexed.
     *
     * @param responseData the response data from the crawled resource
     * @param resultData the result data to be processed
     * @return the processed result data after all ingesters have been applied
     */

  fun multiline() {
    consumeEvents(
      """
      |data: YHOO
      |data: +2
      |data: 10
      |
      |
      """.trimMargin(),
    )
    assertThat(callbacks.remove()).isEqualTo(Event(null, null, "YHOO\n+2\n10"))
  }

  @Test
  fun multilineCr() {
    consumeEvents(
      """
      |data: YHOO
      |data: +2
      |data: 10
      |
      |
      """.trimMargin().replace("\n", "\r"),