/**
 * Utility class for {@link OutputStream} operations.
 *
 * @author shot
 */
public abstract class OutputStreamUtil {

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

    /**
     * Creates a {@link FileOutputStream}.
     *
     * @param file the file (must not be {@literal null})
     * @return a {@link FileOutputStream} to output to the file

import org.codelibs.core.convert.StringConversionUtil;

/**
 * Converter for dates.
 *
 * @author higa
 */
public class DateConverter implements Converter {

    /**
     * The date pattern.
     */
    protected String pattern;

    /**
     * Constructs an instance.
     *
     * @param pattern
     *            the date pattern
     */
    public DateConverter(final String pattern) {

 */
@GwtCompatible
public abstract class ForwardingIterator<T extends @Nullable Object> extends ForwardingObject
    implements Iterator<T> {

  /** Constructor for use by subclasses. */
  protected ForwardingIterator() {}

  @Override
  protected abstract Iterator<T> delegate();

  @Override
  public boolean hasNext() {
    return delegate().hasNext();
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness

 *
 * @author kevinb
 */
@NullUnmarked
public class TestLogHandlerTest extends TestCase {

  private TestLogHandler handler;
  private final TearDownStack stack = new TearDownStack();

  @Override
  protected void setUp() throws Exception {
    super.setUp();

    handler = new TestLogHandler();

    // You could also apply it higher up the Logger hierarchy than this
    ExampleClassUnderTest.logger.addHandler(handler);

  /*
   * Previously we had a field named set that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of set or collection but not both.
   */
  protected final Set<E> getSet() {
    return (Set<E>) collection;
  }

   * going and grow as needed.
   */
  private static final ThreadLocal<char[]> DEST_TL =
      new ThreadLocal<char[]>() {
        @Override
        protected char[] initialValue() {
          return new char[1024];
        }
      };

        new ConcurrentNavigableMapTestSuiteBuilder<>();
    result.usingGenerator(generator);
    return result;
  }

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.addAll(ConcurrentMapTestSuiteBuilder.TESTERS);
    return testers;
  }

import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;

/**
 * @author ESFlute (using FreeGen)
 */
public abstract class BsGroupCQ extends EsAbstractConditionQuery {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

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

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class NotificationHelperTest extends UnitFessTestCase {

    private NotificationHelper notificationHelper;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        notificationHelper = new NotificationHelper();
    }

    @Test
    public void test_sendToSlack_withBlankWebhookUrls() {

        return System.getProperty("test.fess.url", DEFAULT_FESS_URL);
    }

    public static String getEsUrl() {
        return System.getProperty("test.search_engine.url", DEFAULT_SEARCH_ENGINE_URL);
    }

    protected static RequestSpecification checkMethodBase(final Map<String, Object> body) {
        return given().contentType("application/json")
                .header("Authorization", getTestToken())