if (data == null) {
            return null;
        }
        try {
            return new String(data, StringUtil.isNotBlank(encoding) ? encoding : Constants.UTF_8);
        } catch (final UnsupportedEncodingException e) {
            return new String(data, Constants.UTF_8_CHARSET);
        }
    }

    /**
     * Returns a string representation of this object.
     * @return A string representation.
     */

     */
    public FacetResponse getFacetResponse() {
        return facetResponse;
    }

    /**
     * Creates a new SearchResultBuilder for constructing SearchResult instances.
     *
     * @return A new SearchResultBuilder instance
     */
    public static SearchResultBuilder create() {
        return new SearchResultBuilder();
    }

    @Override
    public String toString() {

   * `public final Error getCause()`.)
   */

  /**
   * Creates a new instance with {@code null} as its detail message and no cause.
   *
   * @deprecated Prefer {@linkplain ExecutionError(Error)} a constructor that accepts a cause: Users
   *     of this class typically expect for instances to have a non-null cause. At the moment, you

            }
            if (SpnegoHttpFilter.Constants.LOGIN_CONF.equals(name)) {
                return getResourcePath(getProperty(SPNEGO_LOGIN_CONF, "auth_login.conf"));
            }
            if (SpnegoHttpFilter.Constants.KRB5_CONF.equals(name)) {
                return getResourcePath(getProperty(SPNEGO_KRB5_CONF, "krb5.conf"));
            }
            if (SpnegoHttpFilter.Constants.CLIENT_MODULE.equals(name)) {

                assertFalse(iterator2.hasNext(), "Second instance should have no elements");
                assertFalse(iterator3.hasNext(), "Third instance should have no elements");

                assertNull(iterator1.next(), "First instance next() should return null");
                assertNull(iterator2.next(), "Second instance next() should return null");

   * numerical errors. Calling this method multiple times on the same instance will always return
   * the same instance. Calling this method on the result of calling this method on an instance will
   * always return that original instance.
   */
  public abstract LinearTransformation inverse();

    @SuppressWarnings("unchecked")
    /**
     * Creates a validator instance for form validation.
     * This method uses the system helper to create a validator with Fess-specific messages.
     *
     * @return a new action validator instance
     */
    @Override
    public ActionValidator<FessMessages> createValidator() {

/**
 * Factory interface for creating new RequestCache instances.
 * Implementations should handle the creation and configuration of cache instances
 * based on the current Maven session and environment.
 *
 * @since 4.0.0
 * @see RequestCache
 */
@Experimental
public interface RequestCacheFactory {

    /**
     * Creates a new RequestCache instance.

        final String password = fessConfig.getFesenPassword();
        if (StringUtil.isNotBlank(username) && StringUtil.isNotBlank(password)) {
            builder.put(Constants.FESEN_USERNAME, username);
            builder.put(Constants.FESEN_PASSWORD, password);
        }
        final String authorities = fessConfig.getFesenHttpSslCertificateAuthorities();
        if (StringUtil.isNotBlank(authorities)) {

import java.util.Map;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.FileUtil;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.Constants;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.opensearch.runner.net.OpenSearchCurl;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.PostConstruct;

/**