}

  public void testEmpty_first() {
    SortedSet<String> set = of();
    assertThrows(NoSuchElementException.class, () -> set.first());
  }

  public void testEmpty_last() {
    SortedSet<String> set = of();
    assertThrows(NoSuchElementException.class, () -> set.last());
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testEmpty_serialization() {

* <a href="https://json-schema.org/" class="external-link" target="_blank"><strong>JSON Schema</strong></a> (OpenAPI 자체가 JSON Schema를 기반으로 하고 있습니다)를 사용한 자동 데이터 모델 문서화.
* 단순히 떠올려서 덧붙인 기능이 아닙니다. 세심한 검토를 거친 후, 이러한 표준을 기반으로 설계되었습니다.

        // Using reflection to test protected method
        try {
            java.lang.reflect.Method method =
                    QueryHelper.class.getDeclaredMethod("createFieldSortBuilder", String.class, org.opensearch.search.sort.SortOrder.class);
            method.setAccessible(true);

            org.opensearch.search.sort.SortBuilder<?> result = (org.opensearch.search.sort.SortBuilder<?>) method.invoke(queryHelper,

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapPutIfAbsentTester<K, V> extends AbstractMapTester<K, V> {

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutIfAbsent_supportedAbsent() {
    assertNull(

import org.jspecify.annotations.Nullable;

/**
 * Tests for {@code ForwardingSet}.
 *
 * @author Robert Konigsberg
 * @author Louis Wasserman
 */
@NullUnmarked
public class ForwardingSetTest extends TestCase {
  static class StandardImplForwardingSet<T> extends ForwardingSet<T> {
    private final Set<T> backingSet;

    StandardImplForwardingSet(Set<T> backingSet) {
      this.backingSet = backingSet;
    }

 *
 * The class under test contains a number of straightforward data‑layout
 * methods (writing parameters and handling empty wire formats) and an
 * informative {@link NtTransQuerySecurityDesc#toString()}. The tests
 * exercise normal behaviour, boundary values, and the interaction with
 * the underlying wire‑format helpers.
 */
@ExtendWith(MockitoExtension.class)
class NtTransQuerySecurityDescTest {

    /**

 */
public class ScheduledJobException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor.
     * @param message Exception message.
     * @param cause Root cause for this exception.
     */
    public ScheduledJobException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructor.

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsBoostDocumentRuleBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class BoostDocumentRuleBhv extends BsBoostDocumentRuleBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsFileConfigBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class FileConfigBhv extends BsFileConfigBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {

import java.util.regex.Pattern;

import org.codelibs.fess.opensearch.config.bsbhv.BsJobLogBhv;
import org.codelibs.fess.util.ComponentUtil;

/**
 * @author FreeGen
 */
public class JobLogBhv extends BsJobLogBhv {
    private String indexName = null;

    @Override
    protected String asEsIndex() {
        if (indexName == null) {