*
     * @return true if all bytes are zero
     */
    public boolean isZero() {
        for (byte b : key) {
            if (b != 0) {
                return false;
            }
        }
        return true;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }

 * for background.
 */
@RunWith(AndroidJUnit4.class)
public class LetsEncryptTest {
  @Test public void getFailsWithoutAdditionalCert() throws IOException {
    OkHttpClient client = new OkHttpClient();

    boolean androidMorEarlier = Build.VERSION.SDK_INT <= 23;
    try {
      sendRequest(client, "https://valid-isrgrootx1.letsencrypt.org/robots.txt");
      if (androidMorEarlier) {
        fail();
      }

     * The default value is {@code false}.
     */
    default boolean stringFiltering() {
        return false;
    }

    /**
     * {@return whether the directory described by this source element should be included in the build}.
     * The default value is {@code true}.
     */
    default boolean enabled() {
        return true;
    }

          @Override
          boolean isPermitted(Exception exception) {
            return exception instanceof UnsupportedOperationException
                || exception instanceof IllegalStateException;
          }
        };
    static final PermittedMetaException UOE =
        new PermittedMetaException("UnsupportedOperationException") {
          @Override
          boolean isPermitted(Exception exception) {

    }

    @Override
    public boolean isSatisfied() {
      return state() == NEW;
    }
  }

  private final Guard isStoppable = new IsStoppableGuard();

  @WeakOuter
  private final class IsStoppableGuard extends Guard {
    IsStoppableGuard() {
      super(AbstractService.this.monitor);
    }

    @Override
    public boolean isSatisfied() {

  final Equivalence<E> elementEquivalence;

  PairwiseEquivalence(Equivalence<E> elementEquivalence) {
    this.elementEquivalence = Preconditions.checkNotNull(elementEquivalence);
  }

  @Override
  protected boolean doEquivalent(Iterable<T> iterableA, Iterable<T> iterableB) {
    Iterator<T> iteratorA = iterableA.iterator();
    Iterator<T> iteratorB = iterableB.iterator();

    while (iteratorA.hasNext() && iteratorB.hasNext()) {

     *
     * @param field the field name to check
     * @return true if the field can be used for faceted search, false otherwise
     */
    public boolean isFacetField(final String field) {
        if (StringUtil.isBlank(field)) {
            return false;
        }
        boolean flag = false;
        for (final String f : facetFields) {
            if (field.equals(f)) {
                flag = true;
            }
        }

        // nothing
    }

    @Override
    public void invokeOrderBy(String columnFlexibleName, boolean isAsc) {
        // nothing
    }

    @Override
    public ConditionQuery invokeForeignCQ(String foreignPropertyName) {
        return null;
    }

    @Override
    public boolean invokeHasForeignCQ(String foreignPropertyName) {
        return false;
    }

    @Override

internal data class Extension(
  val id: String,
  val critical: Boolean,
  val value: Any?,
)

@IgnoreJRERequirement // As of AGP 3.4.1, D8 desugars API 24 hashCode methods.
internal data class BasicConstraints(
  /** True if this certificate can be used as a Certificate Authority (CA). */
  val ca: Boolean,
  /** The maximum number of intermediate CAs between this and leaf certificates. */

     *
     * @see jcifs.util.transport.Request#isCancel()
     */
    @Override
    public boolean isCancel() {
        return false;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#isResponseAsync()
     */
    @Override
    public boolean isResponseAsync() {
        return getAsyncId() != 0;
    }

    /**
     * {@inheritDoc}
     *