assertThat(converter.convert("#0000FF")).isEqualTo(255);
    assertThat(converter.convert("0666")).isEqualTo(438);
  }

  public void testStringConverter_convertError() {
    assertThrows(NumberFormatException.class, () -> Ints.stringConverter().convert("notanumber"));
  }

  public void testStringConverter_nullConversions() {
    assertThat(Ints.stringConverter().convert(null)).isNull();

  }

  /**
   * Returns a serializable converter object that converts between strings and shorts using {@link
   * Short#decode} and {@link Short#toString()}. The returned converter throws {@link
   * NumberFormatException} if the input string is invalid.
   *
   * <p><b>Warning:</b> please see {@link Short#decode} to understand exactly how strings are

            // Should handle invalid formats gracefully
            // Check that only valid entries are added
            assertTrue(queryFieldConfig.additionalDefaultList.size() >= 0);
        } catch (NumberFormatException e) {
            // Expected for invalid float format
        }
    }

    public void test_init_withEmptyAndWhitespaceAnalyzedFields() {
        // Save original config

                dayForCleanupStr = options.expires;
                try {
                    dayForCleanup = Integer.parseInt(dayForCleanupStr);
                } catch (final NumberFormatException e) {}
            } else {
                dayForCleanup = ComponentUtil.getFessConfig().getDayForCleanup();
            }
            crawlingInfoHelper.updateParams(options.sessionId, options.name, dayForCleanup);

        if (result < 0L || result > Integer.MAX_VALUE || line.isNotEmpty()) {
          throw IOException("expected an int but was \"$result$line\"")
        }
        return result.toInt()
      } catch (e: NumberFormatException) {
        throw IOException(e.message)
      }
    }

    /**
     * Returns true if none of the Vary headers have changed between [cachedRequest] and
     * [newRequest].
     */

    }

    @Override
    public boolean isGuest() {
        return this.type == AuthenticationType.GUEST;
    }

    static String unescape(String str) throws NumberFormatException, UnsupportedEncodingException {
        char ch;
        int i, j, state, len;
        char[] out;
        byte[] b = new byte[1];

        if (str == null) {
            return null;
        }

        invalidLengths(strings)
      }

      try {
        for (i in strings.indices) {
          lengths[i] = strings[i].toLong()
        }
      } catch (_: NumberFormatException) {
        invalidLengths(strings)
      }
    }

    /** Append space-prefixed lengths to [writer]. */
    @Throws(IOException::class)
    internal fun writeLengths(writer: BufferedSink) {

     */
    @Override
    public String toString() {
        return getName();
    }

    static String unescape(final String str) throws NumberFormatException, UnsupportedEncodingException {
        char ch;
        int i, j, state, len;
        char[] out;
        final byte[] b = new byte[1];

        if (str == null) {
            return null;

  }

  /**
   * Returns a serializable converter object that converts between strings and integers using {@link
   * Integer#decode} and {@link Integer#toString()}. The returned converter throws {@link
   * NumberFormatException} if the input string is invalid.
   *
   * <p><b>Warning:</b> please see {@link Integer#decode} to understand exactly how strings are

      // TODO(lowasser): could be potentially optimized, but only with
      // extensive testing
      try {
        return Float.parseFloat(string);
      } catch (NumberFormatException e) {
        // Float.parseFloat has changed specs several times, so fall through
        // gracefully
      }
    }
    return null;
  }