assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

    assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

   * passed in the factory method that produced this {@code RateLimiter}, and it is only updated
   * after invocations to {@linkplain #setRate}.
   */
  public final double getRate() {
    synchronized (mutex()) {
      return doGetRate();
    }
  }

  abstract double doGetRate();

  /**

   * passed in the factory method that produced this {@code RateLimiter}, and it is only updated
   * after invocations to {@linkplain #setRate}.
   */
  public final double getRate() {
    synchronized (mutex()) {
      return doGetRate();
    }
  }

  abstract double doGetRate();

  /**

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        {
            xpathTransformer = new XpathTransformer();
            xpathTransformer.setName("xpathTransformer");
            Map<String, String> featureMap = newHashMap();
            featureMap.put("http://xml.org/sax/features/namespaces", "false");
            xpathTransformer.setFeatureMap(featureMap);

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        {
            xmlTransformer = new XmlTransformer();
            xmlTransformer.setName("xmlTransformer");
            Map<String, String> fieldRuleMap = newLinkedHashMap();
            fieldRuleMap.put("name", "//address/item/name");
            fieldRuleMap.put("access", "//address/item/access");

            result.setRoles(toStringArray(source.get("roles")));
            result.setRoomNumber(DfTypeUtil.toString(source.get("roomNumber")));
            result.setState(DfTypeUtil.toString(source.get("state")));
            result.setStreet(DfTypeUtil.toString(source.get("street")));
            result.setSurname(DfTypeUtil.toString(source.get("surname")));

        this.roomNumber = value;
    }

    public String getState() {
        checkSpecifiedProperty("state");
        return convertEmptyToNull(state);
    }

    public void setState(String value) {
        registerModifiedProperty("state");
        this.state = value;
    }

    public String getStreet() {
        checkSpecifiedProperty("street");

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();
            fileTransformer.setPath(file.getAbsolutePath());
            crawler.addUrl(url);
            crawler.crawlerContext.setMaxAccessCount(maxCount);
            crawler.crawlerContext.setNumOfThread(numOfThread);

	// must be present in ISO 8601 format, in reality they allow
	// users to provide RFC 3339 compliant dates.
	retDate, err := amztime.ISO8601Parse(dateStr)
	if err != nil {
		return ErrInvalidRetentionDate
	}

	*rDate = RetentionDate{retDate}
	return nil
}

// MarshalXML encodes expiration date if it is non-zero and encodes
// empty string otherwise