result = runInterruptibly();
      }
    } catch (Throwable t) {
      restoreInterruptIfIsInterruptedException(t);
      error = t;
    } finally {
      // Attempt to set the task as done so that further attempts to interrupt will fail.
      if (!compareAndSet(currentThread, DONE)) {
        waitForInterrupt(currentThread);
      }
      if (run) {
        if (error == null) {

    private val insecureHosts = mutableListOf<String>()

    /**
     * Configure the certificate chain to use when being authenticated. The first certificate is
     * the held certificate, further certificates are included in the handshake so the peer can
     * build a trusted path to a trusted root certificate.
     *
     * The chain should include all intermediate certificates but does not need the root certificate

   * We have a whole series of abstract test classes that "stack", so e.g. the tests for filtered
   * NavigableSets inherit the tests for filtered Iterables, Collections, Sets, and SortedSets. The
   * actual implementation tests are further down.
   */

  public abstract static class AbstractFilteredIterableTest<C extends Iterable<Integer>>
      extends TestCase {
    abstract C createUnfiltered(Iterable<Integer> contents);

         */
        Runnable localTask = requireNonNull(task);
        task = null;
        localTask.run();
        return;
      }
      // Executor called reentrantly! Make sure that further calls don't overflow stack. Further
      // reentrant calls will see that their current thread is the same as the one set in
      // latestTaskQueue, and queue rather than calling execute() directly.

   * @param actual The type that the formal type variable(s) are mapped to. It can be or contain yet
   *     other type variables, in which case these type variables will be further resolved if
   *     corresponding mappings exist in the current {@code TypeResolver} instance.
   */
  public TypeResolver where(Type formal, Type actual) {
    Map<TypeVariableKey, Type> mappings = new HashMap<>();

   * updates are made to the base field.  Upon first contention (a
   * failed CAS on base update), the table is initialized to size 2.
   * The table size is doubled upon further contention until
   * reaching the nearest power of two greater than or equal to the
   * number of CPUS. Table slots remain empty (null) until they are
   * needed.
   *

   * fewer than {@code k} have been offered, in the order specified by the factory used to create
   * this {@code TopKSelector}.
   *
   * <p>The returned list is an unmodifiable copy and will not be affected by further changes to
   * this {@code TopKSelector}. This method returns in O(k log k) time.
   */
  public List<T> topK() {
    @SuppressWarnings("nullness") // safe because we pass sort() a range that contains real Ts

        this.value = value;
      }

      T get() {
        /*
         * requireNonNull is safe because we call get() only if we've previously called set().
         *
         * (For further discussion of nullness, see the comment above the method.)
         */
        return requireNonNull(value);
      }
    }
    OptionalState state = new OptionalState();

import okio.buffer

/**
 * Streaming decoder of data encoded following Abstract Syntax Notation One (ASN.1). There are
 * multiple variants of ASN.1, including:
 *
 *  * DER: Distinguished Encoding Rules. This further constrains ASN.1 for deterministic encoding.
 *  * BER: Basic Encoding Rules.
 *
 * This class was implemented according to the [X.690 spec][[x690]], and under the advice of
 * [Lets Encrypt's ASN.1 and DER][asn1_and_der] guide.

  Request request = new Request.Builder()
      .url(url)
      .post(body)
      .build();
  try (Response response = client.newCall(request).execute()) {
    return response.body().string();
  }
}
```

Further examples are on the [OkHttp Recipes page][recipes].


Requirements
------------

OkHttp works on Android 5.0+ (API level 21+) and Java 8+.