import assertk.assertions.isEqualTo
import assertk.assertions.isGreaterThan
import assertk.assertions.isIn
import assertk.assertions.isLessThan
import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.lang.Thread.sleep
import java.util.concurrent.TimeUnit
import kotlin.concurrent.thread
import kotlin.test.assertFailsWith
import kotlin.time.Duration
import kotlin.time.Duration.Companion.milliseconds

import java.io.Writer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;

import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.Constants;
import org.codelibs.fess.dict.DictionaryException;
import org.codelibs.fess.dict.DictionaryFile;

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

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

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.SearchRequestParams;
import org.codelibs.fess.helper.RelatedQueryHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;

/**

internal fun ServerSocket.closeQuietly() {
  try {
    close()
  } catch (rethrown: RuntimeException) {
    throw rethrown
  } catch (_: Exception) {
  }
}

internal fun Long.toHexString(): String = java.lang.Long.toHexString(this)

internal fun Int.toHexString(): String = Integer.toHexString(this)

internal fun <T> readFieldOrNull(
  instance: Any,
  fieldType: Class<T>,
  fieldName: String,
): T? {

import com.google.common.collect.testing.features.MapFeature;
import com.google.common.collect.testing.testers.MapEntrySetTester;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.Serializable;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.EnumMap;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.LinkedHashMap;

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.lang.reflect.Field;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

import jcifs.dcerpc.DcerpcConstants;
import jcifs.dcerpc.msrpc.MsrpcDfsRootEnum;

import static com.google.common.math.MathPreconditions.checkPositive;
import static com.google.common.math.MathPreconditions.checkRoundingUnnecessary;
import static java.lang.Math.abs;
import static java.lang.Math.min;
import static java.lang.Math.nextDown;
import static java.lang.Math.nextUp;
import static java.math.RoundingMode.HALF_EVEN;
import static java.math.RoundingMode.HALF_UP;

import com.google.common.annotations.GwtCompatible;

import java.io.Writer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;

import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.Constants;
import org.codelibs.fess.dict.DictionaryException;
import org.codelibs.fess.dict.DictionaryFile;

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

import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.util.ComponentUtil;

/**
 * Helper class for controlling crawler execution intervals and timing.

 */
package org.codelibs.fess.helper;

import java.util.HashMap;
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.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTarget;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.Constants;