range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 3, OPEN)));
  }

  public void testIntersectNonOverlappingRange() {
    GeneralRange<Integer> range = GeneralRange.range(ORDERING, 2, OPEN, 4, CLOSED);
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 5, CLOSED, 6, CLOSED)).isEmpty());
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 2, OPEN)).isEmpty());
  }

        range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 3, OPEN)));
  }

  public void testIntersectNonOverlappingRange() {
    GeneralRange<Integer> range = GeneralRange.range(ORDERING, 2, OPEN, 4, CLOSED);
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 5, CLOSED, 6, CLOSED)).isEmpty());
    assertTrue(range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 2, OPEN)).isEmpty());
  }

import okhttp3.ConnectionSpec.Builder
import okhttp3.internal.concat
import okhttp3.internal.effectiveCipherSuites
import okhttp3.internal.hasIntersection
import okhttp3.internal.indexOf
import okhttp3.internal.intersect

/**
 * Specifies configuration for the socket connection that HTTP traffic travels through. For `https:`
 * URLs, this includes the TLS version and cipher suites to use when negotiating a secure
 * connection.
 *

    // to match legacy i.e. the platform/provider
    //
    // Opting for 2 here and keeping MODERN_TLS in line with secure browsers.
    cipherSuitesAsString.intersect(socketEnabledCipherSuites, CipherSuite.ORDER_BY_NAME)
  } else {
    socketEnabledCipherSuites
  }
}

internal fun MediaType?.chooseCharset(): Pair<Charset, MediaType?> {
  var charset: Charset = Charsets.UTF_8

        logger.finer(
            Platform.format(
                "%s: skipping because these features are absent: %s", method, missingFeatures));
      }
      return false;
    }
    if (intersect(features, requirements.getAbsentFeatures())) {
      if (logger.isLoggable(FINER)) {
        Set<Feature<?>> unwantedFeatures = copyToSet(requirements.getAbsentFeatures());
        unwantedFeatures.retainAll(features);

        logger.finer(
            Platform.format(
                "%s: skipping because these features are absent: %s", method, missingFeatures));
      }
      return false;
    }
    if (intersect(features, requirements.getAbsentFeatures())) {
      if (logger.isLoggable(FINER)) {
        Set<Feature<?>> unwantedFeatures = copyToSet(requirements.getAbsentFeatures());
        unwantedFeatures.retainAll(features);

   * Returns the intersection of the two ranges, or an empty range if their intersection is empty.
   */
  @SuppressWarnings("nullness") // TODO(cpovirk): Add casts as needed. Will be noisy and annoying...
  GeneralRange<T> intersect(GeneralRange<T> other) {
    checkNotNull(other);
    checkArgument(comparator.equals(other.comparator));

    boolean hasLowBound = this.hasLowerBound;
    T lowEnd = getLowerEndpoint();

      )
    }
  }

  private fun expectedConnectionCipherSuites(client: OkHttpClient): Set<String> {
    return client.connectionSpecs.first().cipherSuites!!.map { it.javaName }.intersect(defaultEnabledCipherSuites.toSet())
  }

  private fun makeClient(
    connectionSpec: ConnectionSpec? = null,
    tlsVersion: TlsVersion? = null,
    cipherSuites: List<CipherSuite>? = null,

   * Returns the intersection of the two ranges, or an empty range if their intersection is empty.
   */
  @SuppressWarnings("nullness") // TODO(cpovirk): Add casts as needed. Will be noisy and annoying...
  GeneralRange<T> intersect(GeneralRange<T> other) {
    checkNotNull(other);
    checkArgument(comparator.equals(other.comparator));

    boolean hasLowBound = this.hasLowerBound;
    T lowEnd = getLowerEndpoint();

    return new TreeMultiset<>(
        rootReference,
        range.intersect(GeneralRange.upTo(comparator(), upperBound, boundType)),
        header);
  }

  @Override
  public SortedMultiset<E> tailMultiset(@ParametricNullness E lowerBound, BoundType boundType) {
    return new TreeMultiset<>(
        rootReference,
        range.intersect(GeneralRange.downTo(comparator(), lowerBound, boundType)),
        header);
  }