*     this type, so it is safe to cast an {@code Optional<T>} to {@code Optional<S>} for any
 *     supertype {@code S} of {@code T}.
 * @author Kurt Alfred Kluever
 * @author Kevin Bourrillion
 * @since 10.0
 */
@DoNotMock("Use Optional.of(value) or Optional.absent()")
@GwtCompatible
public abstract class Optional<T> implements Serializable {
  /**

import java.util.Map;

import org.codelibs.fess.opensearch.config.allcommon.EsAbstractEntity;
import org.codelibs.fess.opensearch.config.bsentity.dbmeta.AccessTokenDbm;

/**
 * ${table.comment}
 * @author ESFlute (using FreeGen)
 */
public class BsAccessToken extends EsAbstractEntity {

    // ===================================================================================

import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsFileConfigCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsFileConfigCB extends EsAbstractConditionBean {

    // ===================================================================================

import org.codelibs.fess.opensearch.log.cbean.cq.bs.BsSearchLogCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public class BsSearchLogCB extends EsAbstractConditionBean {

    // ===================================================================================

/*
 * Copyright 2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

import java.util.List;
import java.util.Map.Entry;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * A container class for the five sample elements we need for testing.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class SampleElements<E extends @Nullable Object> implements Iterable<E> {
  // TODO: rename e3, e4 => missing1, missing2
  private final E e0;

import java.security.NoSuchAlgorithmException;
import java.util.Arrays;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for the MessageDigestHashFunction.
 *
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class MessageDigestHashFunctionTest extends TestCase {
  private static final ImmutableSet<String> INPUTS = ImmutableSet.of("", "Z", "foobar");

 * or carriage return followed immediately by a linefeed.
 *
 * <p>Subclasses must implement {@link #handleLine}, call {@link #add} to pass character data, and
 * call {@link #finish} at the end of stream.
 *
 * @author Chris Nokleberg
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
abstract class LineBuffer {
  /** Holds partial line contents. */
  private StringBuilder line = new StringBuilder();

import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code
 * ListMultimap} implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible
public class ListMultimapTestSuiteBuilder<K, V>
    extends MultimapTestSuiteBuilder<K, V, ListMultimap<K, V>> {

  public static <K, V> ListMultimapTestSuiteBuilder<K, V> using(

import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;

import org.codelibs.core.exception.IORuntimeException;

/**
 * Utility class for {@link Reader} operations.
 *
 * @author higa
 */
public abstract class ReaderUtil {

    /**
     * Do not instantiate.
     */
    protected ReaderUtil() {
    }

    /** Default buffer size */
    private static final int BUF_SIZE = 4096;