import org.codelibs.fess.thumbnail.ThumbnailManager;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.DocList;
import org.dbflute.optional.OptionalEntity;
import org.opensearch.action.bulk.BulkItemResponse;
import org.opensearch.action.bulk.BulkResponse;
import org.opensearch.action.index.IndexAction;
import org.opensearch.action.index.IndexRequestBuilder;

The `HeroUpdate` *data model* is somewhat special, it has **all the same fields** that would be needed to create a new hero, but all the fields are **optional** (they all have a default value). This way, when you update a hero, you can send just the fields that you want to update.

import org.codelibs.opensearch.runner.OpenSearchRunner;
import org.codelibs.opensearch.runner.OpenSearchRunner.Configs;
import org.dbflute.exception.IllegalBehaviorStateException;
import org.dbflute.optional.OptionalEntity;
import org.lastaflute.core.message.UserMessages;
import org.lastaflute.di.exception.ContainerInitFailureException;
import org.opensearch.OpenSearchException;
import org.opensearch.OpenSearchStatusException;

    public void refresh(K key) {
      throw new UnsupportedOperationException();
    }
  }

  /**
   * LinkedHashMap that enforces it's maximum size and logs events in a StatsCounter object and an
   * optional RemovalListener.
   *
   * @param <K> the base key type
   * @param <V> the base value type
   */
  private class CapacityEnforcingLinkedHashMap<K, V> extends LinkedHashMap<K, Timestamped<V>> {

 * key iteration order.
 *
 * <p>The multimap does not store duplicate key-value pairs. Adding a new key-value pair equal to an
 * existing key-value pair has no effect.
 *
 * <p>Keys and values may be null. All optional multimap methods are supported, and all returned
 * views are modifiable.
 *
 * <p>This class is not threadsafe when any concurrent operations update the multimap. Concurrent

import org.codelibs.fess.rank.fusion.SearchResult.SearchResultBuilder;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.QueryResponseList;
import org.dbflute.optional.OptionalThing;

public class RankFusionProcessorTest extends UnitFessTestCase {

    private static final String ID_FIELD = "_id";

    public void test_default_1000docs_10size() throws Exception {

    * Add support for type annotations using `Optional` as in `param: Optional[str] = None`. New documentation: [Optional type declarations](https://fastapi.tiangolo.com/tutorial/query-params/#optional-type-declarations).
    * PR [#278](https://github.com/tiangolo/fastapi/pull/278).

## 0.26.0

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exentity.PathMapping;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;

public class ViewHelperTest extends UnitFessTestCase {
    public ViewHelper viewHelper;

    private UserAgentHelper userAgentHelper;

    private PathMappingHelper pathMappingHelper;

import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.login.LoginManager;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.servlet.request.RequestManager;

    assertNotNull(ArbitraryInstances.get(Joiner.class).join(ImmutableList.of("a")));
    assertNotNull(ArbitraryInstances.get(Splitter.class).split("a,b"));
    assertThat(ArbitraryInstances.get(com.google.common.base.Optional.class)).isAbsent();
    ArbitraryInstances.get(Stopwatch.class).start();
    assertNotNull(ArbitraryInstances.get(Ticker.class));
    assertFreshInstanceReturned(Random.class);
    assertEquals(