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

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

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.dbflute.optional.OptionalThing;

/**
 * Utility class for managing field configurations with parameter mappings.

mvn jacoco:report
```

### Release Process
```bash
# Sign artifacts (for releases)
mvn verify

# Deploy to Maven Central via Sonatype Central Portal
mvn deploy
```

## Architecture

### Core Components

- **`org.codelibs.curl.Curl`**: Static entry point providing factory methods for all HTTP methods (GET, POST, PUT, DELETE, HEAD, OPTIONS, CONNECT, TRACE)

import org.codelibs.core.io.ResourceUtil;
import org.codelibs.fess.crawler.container.StandardCrawlerContainer;
import org.codelibs.fess.crawler.entity.ExtractData;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.codelibs.fess.crawler.extractor.ExtractorFactory;
import org.codelibs.fess.crawler.helper.impl.MimeTypeHelperImpl;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author shinsuke

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

import org.lastaflute.core.mail.LaTypicalPostcard;
import org.lastaflute.core.mail.MPCall;
import org.lastaflute.core.mail.Postbox;

/**
 * The postcard for MailFlute on LastaFlute.
 * @author FreeGen
 */
public class CrawlerPostcard extends LaTypicalPostcard {

<%@taglib prefix="c" uri="jakarta.tags.core"%><%--
 --%><%@taglib prefix="fmt" uri="jakarta.tags.fmt"%><%--
 --%><%@taglib prefix="fn" uri="jakarta.tags.functions" %><%--
 --%><%@taglib prefix="la" uri="http://lastaflute.org/latags" %><%--
 --%><%@taglib prefix="f" uri="http://lastaflute.org/functions" %><%--
 --%><%@taglib prefix="fe" uri="fess.tags.functions" %><%--

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.beans.converter;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.junit.Assert.assertThat;

import org.junit.Test;

/**
 * @author higa
 */

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.exception;

/**
 * Exception thrown when an argument is empty.
 *
 * @author higa
 */
public class EmptyArgumentException extends ClIllegalArgumentException {

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

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.app.service.FailureUrlService;
import org.codelibs.fess.crawler.builder.RequestDataBuilder;
import org.codelibs.fess.crawler.client.CrawlerClient;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Queue;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.lang.SystemUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.AccessResult;
import org.codelibs.fess.crawler.entity.AccessResultImpl;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.List;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.pager.FailureUrlPager;
import org.codelibs.fess.exception.ContainerNotAvailableException;