class ErringRequestBody : RequestBody() {
      override fun contentType(): MediaType = "application/xml".toMediaType()

      override fun writeTo(sink: BufferedSink) {
        sink.writeUtf8("<el")
        sink.flush()
        throw IOException("failed to stream the XML")
      }
    }

    class ValidRequestBody : RequestBody() {
      override fun contentType(): MediaType = "application/xml".toMediaType()

   */
  fun schedule(
    name: String,
    delayNanos: Long = 0L,
    block: () -> Long,
  ) {
    schedule(
      object : Task(name) {
        override fun runOnce(): Long = block()
      },
      delayNanos,
    )
  }

  /**
   * Executes [block] once on a task runner thread.
   *

        super(protoLookup, contextConsumer);
    }

    @Override
    protected LookupContext createContext(InvokerRequest invokerRequest) {
        return new LookupContext(invokerRequest, true, invokerRequest.options().orElse(null));
    }

    public static final int OK = 0; // OK
    public static final int ERROR = 1; // "generic" error

    @Override
    protected int execute(LookupContext context) throws Exception {

   * returns a {@link SortedSet}, instead of the {@link java.util.Collection} specified in the
   * {@link Multimap} interface.
   */
  @Override
  SortedSet<V> get(@ParametricNullness K key);

  /**
   * Removes all values associated with a given key.
   *
   * <p>Because a {@code SortedSetMultimap} has unique sorted values for a given key, this method

    object : BaseMatcher<Long?>() {
      override fun describeTo(description: Description?) {
        description!!.appendText("> $value")
      }

      override fun matches(o: Any?): Boolean = (o as Long?)!! > value
    }

  private fun matchesProtocol(protocol: Protocol?): Matcher<Response?> =
    object : BaseMatcher<Response?>() {
      override fun describeTo(description: Description?) {

                            @Override
                            public String getKey() {
                                return entry.getKey();
                            }

                            @Override
                            public String getValue() {
                                return entry.getValue();
                            }

                            @Override

                            @Override
                            public String getKey() {
                                return entry.getKey();
                            }

                            @Override
                            public String getValue() {
                                return entry.getValue();
                            }

                            @Override

      }
    }
  }

  @Override
  @Test
  public void nodes_checkReturnedSetMutability() {
    Set<Integer> nodes = network.nodes();
    assertThrows(UnsupportedOperationException.class, () -> nodes.add(N2));
    addNode(N1);
    assertThat(network.nodes()).containsExactlyElementsIn(nodes);
  }

  @Override
  @Test
  public void edges_checkReturnedSetMutability() {

  @ForOverride
  abstract void setResult(@ParametricNullness T result);

  @Override
  protected final void afterDone() {
    @RetainedLocalRef ListenableFuture<? extends I> localInputFuture = inputFuture;
    maybePropagateCancellationTo(localInputFuture);
    this.inputFuture = null;
    this.function = null;
  }

  @Override
  protected @Nullable String pendingToString() {

                valid = false;
            }
        }
    }

    @Override
    protected int generateLocalKey() {
        // In real implementation, this would get the local key from DiSNI:
        // return memoryRegister.getLkey();
        return keyGenerator.getAndIncrement();
    }

    @Override
    protected int generateRemoteKey() {