import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.TreeMap;
import java.util.TreeSet;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.io.SerializeUtil;
import org.codelibs.fess.util.ComponentUtil;

import com.esotericsoftware.kryo.Kryo;

import java.util.List;
import java.util.Map;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.core.net.UuidUtil;
import org.codelibs.fess.app.web.base.login.ActionResponseCredential;
import org.codelibs.fess.app.web.base.login.FessLoginAssist.LoginCredentialResolver;

import javax.security.auth.callback.PasswordCallback;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.auth.login.Configuration;
import javax.security.auth.login.LoginContext;
import javax.security.auth.login.LoginException;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSException;

/**
 * JAAS kerberos authenticator
 *

labels.busy_title=Service Temporarily Unavailable
labels.busy_message=The server is currently experiencing high load. Please try again later.
labels.user_name=Username
labels.login=Login
labels.login.placeholder_username=Username
labels.login.placeholder_password=Password
labels.login.title=Login
labels.index_label=Label
labels.index_lang=Preferred Language
labels.index_sort=Sort
labels.index_num=Display Count
labels.logout_title=Logout

**Principles:**
- Avoid over-engineering - keep solutions simple
- Only expose necessary public APIs
- Validate parameters with `Objects.requireNonNull()`
- Provide detailed error messages with context
- Add logging with contextual information

### Resource Files

- `src/main/resources/suggest_indices/suggest.json` - Index settings
- `src/main/resources/suggest_indices/suggest/mappings-default.json` - Field mappings

import java.util.function.Consumer;
import java.util.stream.Collectors;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.core.exception.InterruptedRuntimeException;
import org.codelibs.core.lang.StringUtil;

 * 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 okhttp3.logging

import assertk.assertThat
import assertk.assertions.isNotNull
import java.io.IOException
import java.net.UnknownHostException
import java.util.Arrays
import mockwebserver3.MockResponse

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Stream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.suggest.analysis.SuggestAnalyzer;
import org.codelibs.fess.suggest.converter.ReadingConverter;

              <exclude>org.apache.maven.toolchain.DefaultToolchain#getLog():METHOD_RETURN_TYPE_CHANGED</exclude>
              <exclude>org.apache.maven.toolchain.DefaultToolchain#DefaultToolchain(org.apache.maven.toolchain.model.ToolchainModel,org.codehaus.plexus.logging.Logger):CONSTRUCTOR_REMOVED</exclude>

import java.util.Map;
import java.util.function.Consumer;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.beans.util.CopyOptions;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;
import org.codelibs.fess.helper.AccessTokenHelper;