*/
abstract class CertificateChainCleaner {
  @Throws(SSLPeerUnverifiedException::class)
  abstract fun clean(
    chain: List<Certificate>,
    hostname: String,
  ): List<Certificate>

  companion object {
    fun get(trustManager: X509TrustManager): CertificateChainCleaner {
      return Platform.get().buildCertificateChainCleaner(trustManager)
    }

    fun get(vararg caCerts: X509Certificate): CertificateChainCleaner {

   * Object[])} comparator when comparing a value outside the set of values it can compare.
   * Extending {@link ClassCastException} may seem odd, but it is required.
   */
  static class IncomparableValueException extends ClassCastException {
    final Object value;

    IncomparableValueException(Object value) {
      super("Cannot compare value: " + value);

  "nullness", // TODO(b/147136275): Remove once our checker understands & and |.
})
abstract class AbstractCatchingFuture<
        V extends @Nullable Object, X extends Throwable, F, T extends @Nullable Object>
    extends FluentFuture.TrustedFuture<V> implements Runnable {
  static <V extends @Nullable Object, X extends Throwable> ListenableFuture<V> create(
      ListenableFuture<? extends V> input,
      Class<X> exceptionType,

  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(
      Runnable task, @ParametricNullness T result) {
    return (ListenableFuture<T>) super.submit(task, result);
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(Callable<T> task) {

  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(
      Runnable task, @ParametricNullness T result) {
    return (ListenableFuture<T>) super.submit(task, result);
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  public <T extends @Nullable Object> ListenableFuture<T> submit(Callable<T> task) {

import org.junit.Test;

/**
 * @author wyukawa
 *
 */
public class ObjectUtilTest {

    /**
     * Test method for
     * {@link org.codelibs.core.lang.ObjectUtil#equals(java.lang.Object, java.lang.Object)}
     * .
     */
    @Test
    public void testEqualsObjectObject() {
        assertThat(ObjectUtil.equals(null, null), is(true));
        assertThat(ObjectUtil.equals(null, ""), is(false));

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (fessConfig.isFileRoleFromFile() && responseData.getUrl().startsWith("file:")) {
            final Map<String, Object> metaDataMap = responseData.getMetaDataMap();
            final Object fileAttributeView = metaDataMap.get(FileSystemClient.FILE_ATTRIBUTE_VIEW);
            try {
                if (fileAttributeView instanceof final AclFileAttributeView aclFileAttributeView) {

            conditionMap.put(key, regex);
        } else {
            conditionMap.put(key, value + "|" + regex);
        }
    }

    @Override
    public boolean isTarget(final Map<String, Object> docMap) {
        final String thumbnailFieldName = ComponentUtil.getFessConfig().getIndexFieldThumbnail();
        if (logger.isDebugEnabled()) {
            logger.debug("[{}] thumbnail: {}", name, docMap.get(thumbnailFieldName));

    testComparator(NullsBeforeB.INSTANCE, "a", "azzzzzz", null, "b", "c");
  }

  public void testIsEmpty_iterable() {
    List<Object> list = new ArrayList<>();
    assertEmpty(list);
    assertEmpty(
        new Iterable<Object>() {
          @Override
          public Iterator<Object> iterator() {
            return emptyList().iterator();
          }
        });

    list.add("a");
    try {

    testComparator(NullsBeforeB.INSTANCE, "a", "azzzzzz", null, "b", "c");
  }

  public void testIsEmpty_iterable() {
    List<Object> list = new ArrayList<>();
    assertEmpty(list);
    assertEmpty(
        new Iterable<Object>() {
          @Override
          public Iterator<Object> iterator() {
            return emptyList().iterator();
          }
        });

    list.add("a");
    try {