* @throws IOException if an I/O error occurs
   */
  @CanIgnoreReturnValue // to skip a line
  public @Nullable String readLine() throws IOException {
    while (lines.peek() == null) {
      Java8Compatibility.clear(cbuf);
      // The default implementation of Reader#read(CharBuffer) allocates a
      // temporary char[], so we call Reader#read(char[], int, int) instead.

    public String toString() {
      return standardToString();
    }

    @Override
    public boolean offer(T o) {
      return standardOffer(o);
    }

    @Override
    public @Nullable T peek() {
      return standardPeek();
    }

    @Override
    public @Nullable T poll() {
      return standardPoll();
    }
  }

  @AndroidIncompatible // test-suite builders

            stk.push(new ActivationFrame("arch", Optional.empty()));
            validator.accept(oa.getArch());
            stk.peek().location = "family";
            validator.accept(oa.getFamily());
            stk.peek().location = "name";
            validator.accept(oa.getName());
            stk.peek().location = "version";
            validator.accept(oa.getVersion());
            stk.pop();
            stk.pop();
        });

func (b *Buffer) String() string {
	if b == nil {
		// Special case, useful in debugging.
		return "<nil>"
	}
	return string(b.buf[b.off:])
}

// Peek returns the next n bytes without advancing the buffer.
// If Peek returns fewer than n bytes, it also returns [io.EOF].
// The slice is only valid until the next call to a read or write method.

    checkNotNull(valuesFunction);
    return collectingAndThen(
        flatteningToMultimap(
            input -> checkNotNull(keyFunction.apply(input)),
            input -> valuesFunction.apply(input).peek(Preconditions::checkNotNull),
            MultimapBuilder.linkedHashKeys().arrayListValues()::<K, V>build),
        ImmutableListMultimap::copyOf);
  }

  static <T extends @Nullable Object, K, V>

public abstract class mockwebserver3/Dispatcher : java/io/Closeable {
	public fun <init> ()V
	public fun close ()V
	public abstract fun dispatch (Lmockwebserver3/RecordedRequest;)Lmockwebserver3/MockResponse;
	public fun peek ()Lmockwebserver3/MockResponse;
}

public final class mockwebserver3/MockResponse {
	public fun <init> (ILokhttp3/Headers;Ljava/lang/String;)V

 *     .maximumSize(1000)
 *     .create();
 * }
 *
 * <p>As a {@link Queue} it functions exactly as a {@link PriorityQueue}: its head element -- the
 * implicit target of the methods {@link #peek()}, {@link #poll()} and {@link #remove()} -- is
 * defined as the <i>least</i> element in the queue according to the queue's comparator. But unlike
 * a regular priority queue, the methods {@link #peekLast}, {@link #pollLast} and {@link

        // Find all elements with combine.children="override" and change to "merge"
        long fixedCombineChildrenCount = findElementsWithAttribute(root, COMBINE_CHILDREN, COMBINE_OVERRIDE)
                .peek(element -> {
                    element.attributeObject(COMBINE_CHILDREN).value(COMBINE_MERGE);
                    context.detail("Fixed: " + COMBINE_CHILDREN + "='" + COMBINE_OVERRIDE + "' → '" + COMBINE_MERGE

    trailersWithServerTruncatedResponse(Protocol.HTTP_2)
  }

  /**
   * If the server closes the connection while the client is consuming the response body, attempts
   * to peek or read the trailers should throw.
   */
  private fun trailersWithServerTruncatedResponse(protocol: Protocol) {
    val responseBody = "a".repeat(OKHTTP_CLIENT_WINDOW_SIZE)
    enableProtocol(protocol)

    Iterator<String> nonpeek = Lists.newArrayList("a", "b", "c").iterator();
    PeekingIterator<String> peek = peekingIterator(nonpeek);
    assertNotSame(peek, nonpeek);
    assertSame(peek, peekingIterator(peek));
    assertSame(peek, peekingIterator((Iterator<String>) peek));
  }

  public void testMergeSorted_stable_issue5773Example() {