}

    fun allEnabledCipherSuites() =
      apply {
        require(tls) { "no cipher suites for cleartext connections" }
        this.cipherSuites = null
      }

    fun cipherSuites(vararg cipherSuites: CipherSuite): Builder =
      apply {
        require(tls) { "no cipher suites for cleartext connections" }

  }

  @Override
  protected boolean doEquivalent(F a, F b) {
    return resultEquivalence.equivalent(function.apply(a), function.apply(b));
  }

  @Override
  protected int doHash(F a) {
    return resultEquivalence.hash(function.apply(a));
  }

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

    }

    fun client(client: OkHttpClient) =
      apply {
        this.client = client
      }

    fun url(url: HttpUrl) =
      apply {
        this.url = url
      }

    fun includeIPv6(includeIPv6: Boolean) =
      apply {
        this.includeIPv6 = includeIPv6
      }

    fun post(post: Boolean) =
      apply {
        this.post = post
      }

    assertTrue(equalTo1.apply("1"));
    assertFalse(equalTo1.apply("2"));
    assertFalse(equalTo1.apply(null));
    Predicate<@Nullable Object> isNull = Equivalence.equals().equivalentTo(null);
    assertFalse(isNull.apply("1"));
    assertFalse(isNull.apply("2"));
    assertTrue(isNull.apply(null));

    new EqualsTester()

    assertTrue(equalTo1.apply("1"));
    assertFalse(equalTo1.apply("2"));
    assertFalse(equalTo1.apply(null));
    Predicate<@Nullable Object> isNull = Equivalence.equals().equivalentTo(null);
    assertFalse(isNull.apply("1"));
    assertFalse(isNull.apply("2"));
    assertTrue(isNull.apply(null));

    new EqualsTester()

            .catching(
                Throwable.class,
                new Function<Throwable, Class<?>>() {
                  @Override
                  public Class<?> apply(Throwable input) {
                    return input.getClass();
                  }
                },
                directExecutor());
    assertThat(f.get()).isEqualTo(CustomRuntimeException.class);
  }

      this.g = checkNotNull(g);
      this.f = checkNotNull(f);
    }

    @Override
    @ParametricNullness
    public C apply(@ParametricNullness A a) {
      return g.apply(f.apply(a));
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof FunctionComposition) {

            final DefaultQueryBuilderFunction builder) {
        final DefaultQueryBuilder defaultQuery = createDefaultQueryBuilder();
        defaultQuery.add(builder.apply(fessConfig.getIndexFieldTitle(), fessConfig.getQueryBoostTitleAsDecimal().floatValue()));
        defaultQuery.add(builder.apply(fessConfig.getIndexFieldContent(), fessConfig.getQueryBoostContentAsDecimal().floatValue()));

              @Override
              public boolean tryAdvance(Consumer<? super R> action) {
                if (itrA.hasNext() && itrB.hasNext()) {
                  action.accept(function.apply(itrA.next(), itrB.next()));
                  return true;
                }
                return false;
              }
            },
            isParallel)
        .onClose(streamA::close)

     * not before this method completes), even if this method throws or the pipeline is cancelled.
     */
    @ParametricNullness
    U apply(DeferredCloser closer, @ParametricNullness T input) throws Exception;
  }

  /**
   * A function from an input to a {@link ClosingFuture} of a result.
   *
   * @param <T> the type of the input to the function