peer.sendFrame().headers(false, 3, headerEntries("a", "android"))
    peer.sendFrame().data(false, 3, data(1024), 1024)
    peer.truncateLastFrame(8 + 100)
    peer.play()

    // Play it back.
    val connection = connect(peer)
    val stream = connection.newStream(headerEntries("b", "banana"), false)
    assertThat(stream.takeHeaders()).isEqualTo(headersOf("a", "android"))
    val source = stream.getSource()

    Supporting a full decade of Android releases on our 3.12.x branch is tricky!


## Version 3.12.9

_2020-02-24_

 *  Fix: Don't crash on Android 11 due to use of restricted methods. This prevents a crash with the
    exception, "Expected Android API level 21+ but was 29".


## Version 3.12.8

_2020-01-11_

build:android_arm --config=android
build:android_arm --cpu=armeabi-v7a
build:android_arm --fat_apk_cpu=armeabi-v7a
build:android_arm64 --config=android
build:android_arm64 --cpu=arm64-v8a
build:android_arm64 --fat_apk_cpu=arm64-v8a
build:android_x86 --config=android
build:android_x86 --cpu=x86
build:android_x86 --fat_apk_cpu=x86
build:android_x86_64 --config=android
build:android_x86_64 --cpu=x86_64

    assertThat(tunnelRequest.requestLine).isEqualTo("CONNECT android.com:$port HTTP/1.1")

    val request = server.takeRequest()
    assertThat(request.requestLine).isEqualTo("GET /foo HTTP/1.1")
    assertThat(request.headers[":scheme"]).isEqualTo(scheme)
    assertThat(request.headers[":authority"]).isEqualTo("android.com")
  }

  /** Respond to a proxy authorization challenge.  */

    name = "force_rtti",
    define_values = {
        "tf_force_rtti": "true",
    },
    visibility = ["//visibility:public"],
)

# Config setting for determining if we are building for Android.
config_setting(
    name = "android",
    constraint_values = if_google(
        ["//third_party/bazel_platforms/os:android"],
        [],
    ),
    values = if_oss(
        {"crosstool_top": "//external:android/crosstool"},

     * OkHttpClient client = new OkHttpClient.Builder()
     *     .sslSocketFactory(sslSocketFactory, trustManager)
     *     .build();
     * ```
     *
     * ## TrustManagers on Android are Weird!
     *
     * Trust managers targeting Android must also define a method that has this signature:
     *
     * ```java
     *    @SuppressWarnings("unused")
     *    public List<X509Certificate> checkServerTrusted(

 *
 * <p>The successor to Guava's caching API is <a
 * href="https://github.com/ben-manes/caffeine/wiki">Caffeine</a>. Its API is designed to make it a
 * nearly drop-in replacement. It requires Java 8+, and is not available for Android or GWT/J2CL,
 * and may have <a href="https://github.com/ben-manes/caffeine/wiki/Guava">different (usually
 * better) behavior</a> when multiple threads attempt concurrent mutations. Its equivalent to {@code

   *
   *  * A regular host name, like `android.com`.
   *
   *  * An IPv4 address, like `127.0.0.1`.
   *
   *  * An IPv6 address, like `::1`. Note that there are no square braces.
   *
   *  * An encoded IDN, like `xn--n3h.net`.
   *
   * | URL                   | `host()`        |
   * | :-------------------- | :-------------- |
   * | `http://android.com/` | `"android.com"` |

   *
   * @throws RejectedExecutionException if the task cannot be scheduled for execution
   * @since 28.0 (but only since 33.4.0 in the Android flavor)
   */
  @J2ktIncompatible
  @GwtIncompatible // java.util.concurrent.ScheduledExecutorService
  // TODO(cpovirk): Return ListenableScheduledFuture?

 *
 * <p>The successor to Guava's caching API is <a
 * href="https://github.com/ben-manes/caffeine/wiki">Caffeine</a>. Its API is designed to make it a
 * nearly drop-in replacement. It requires Java 8+, and is not available for Android or GWT/J2CL,
 * and may have <a href="https://github.com/ben-manes/caffeine/wiki/Guava">different (usually
 * better) behavior</a> when multiple threads attempt concurrent mutations. Its equivalent to {@code