* represents a valid sitemap. It uses a SitemapsHelper to validate the response body as an InputStream.
 * The rule checks if the URL matches the defined regex pattern and then validates the content as a sitemap.
 * If any exception occurs during the sitemap validation, it logs the error and returns false.
 *
 */
public class SitemapsRule extends RegexRule {
    /**

Você também pode incluir um parâmetro `min_length`:

{* ../../docs_src/query_params_str_validations/tutorial003.py hl[10] *}

## Adicionando expressões regulares

Você pode definir uma <abbr title="Uma expressão regular, regex ou regexp é uma sequência de caracteres que define um parâmetro de busca para textos.">expressão regular</abbr> que combine com um padrão esperado pelo parâmetro:

{* ../../docs_src/query_params_str_validations/tutorial004.py hl[11] *}

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.util;

import static org.codelibs.core.stream.StreamUtil.split;

import java.util.Objects;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.lang3.StringUtils;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.exception.FessSystemException;

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.exbhv;

import java.util.Map;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.codelibs.core.misc.Pair;
import org.codelibs.fess.opensearch.user.bsbhv.BsUserBhv;
import org.codelibs.fess.opensearch.user.exentity.User;

    assertThat(recorded.headers["Accept-Encoding"]).isEqualTo("gzip")
    assertThat(recorded.headers["Connection"]).isNull()
    assertThat(recorded.headers["User-Agent"]!!).matches(Regex("Jetty/.*"))
  }

Aber wenn Sie sie brauchen und sie lernen, wissen Sie, dass Sie sie bereits direkt in **FastAPI** verwenden können.

### Pydantic v1 `regex` statt `pattern`

Vor Pydantic Version 2 und vor FastAPI Version 0.100.0, war der Name des Parameters `regex` statt `pattern`, aber das ist jetzt <abbr title="deprecated – obsolet, veraltet: Es soll nicht mehr verwendet werden">deprecated</abbr>.

import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.util.regex.Pattern;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.opensearch.log.bsbhv.BsUserInfoBhv;
import org.codelibs.fess.util.ComponentUtil;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.commons.io.ByteOrderMark;
import org.apache.commons.io.input.BOMInputStream;
import org.apache.commons.text.translate.AggregateTranslator;

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.user.exbhv;

import java.util.Map;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.codelibs.core.misc.Pair;
import org.codelibs.fess.opensearch.user.bsbhv.BsGroupBhv;
import org.codelibs.fess.opensearch.user.exentity.Group;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.opensearch.config.exbhv;

import java.util.regex.Pattern;

import org.apache.commons.lang3.RandomUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.ThreadUtil;