@Override
    public void remove() {
      checkRemove(false);
    }
  }

  /**
   * Returns the empty {@code Iterator} that throws {@link IllegalStateException} instead of {@link
   * UnsupportedOperationException} on a call to {@link Iterator#remove()}.
   */
  // Casting to any type is safe since there are no actual elements.
  @SuppressWarnings("unchecked")

      "http://host\u0001/".toHttpUrl()
    }
  }

  @Suppress("DEPRECATION_ERROR")
  @Test
  fun setSslSocketFactoryFailsOnJdk9() {
    platform.assumeJdk9()
    assertFailsWith<UnsupportedOperationException> {
      client
        .newBuilder()
        .sslSocketFactory(handshakeCertificates.sslSocketFactory())
    }
  }