if (values == null || values.length == 0) {
                        if (logger.isDebugEnabled()) {
                            logger.debug("Parameter '{}' is not present or has no value.", s);
                        }
                        return null;
                    }
                    return new RequestParameter(s, values);

      return multimap.containsValue(object);
    }

    @Override
    public UnmodifiableIterator<V> iterator() {
      return multimap.valueIterator();
    }

    @GwtIncompatible // not present in emulated superclass
    @Override
    int copyIntoArray(@Nullable Object[] dst, int offset) {
      for (ImmutableCollection<V> valueCollection : multimap.map.values()) {

              || cut.compareTo(restriction.upperBound) >= 0) {
            return null;
          } else if (cut.equals(restriction.lowerBound)) {
            // it might be present, truncated on the left
            Range<C> candidate = Maps.valueOrNull(rangesByLowerBound.floorEntry(cut));
            if (candidate != null && candidate.upperBound.compareTo(restriction.lowerBound) > 0) {

// conversion succeeded.
func (v Value) ToBool() (val bool, ok bool) {
	val, ok = v.value.(bool)
	return val, ok
}

// ToTimestamp returns the timestamp value if present.
func (v Value) ToTimestamp() (t time.Time, ok bool) {
	t, ok = v.value.(time.Time)
	return t, ok
}

// ToBytes returns the value if byte-slice.
func (v Value) ToBytes() (val []byte, ok bool) {

	if err != nil {
		c.Fatalf("unable to setup Etcd for tests: %v", err)
	}

	s.RestartIAMSuite(c)
}

func (s *TestSuiteIAM) SetUpSuite(c *check) {
	// If etcd backend is specified and etcd server is not present, the test
	// is skipped.
	etcdServer := env.Get(EnvTestEtcdBackend, "")
	if s.withEtcdBackend && etcdServer == "" {
		c.Skip("Skipping etcd backend IAM test as no etcd server is configured.")
	}

   * JdkBackedSetBuilderImpl.
   */
  private static final class RegularSetBuilderImpl<E> extends SetBuilderImpl<E> {
    // null until at least two elements are present
    private @Nullable Object @Nullable [] hashTable;
    private int maxRunBeforeFallback;
    private int expandTableThreshold;
    private int hashCode;

    RegularSetBuilderImpl(int expectedCapacity) {

    * Check that it has a required attribute `price` that has to be a `float`.
    * Check that it has an optional attribute `is_offer`, that should be a `bool`, if present.
    * All this would also work for deeply nested JSON objects.
* Convert from and to JSON automatically.
* Document everything with OpenAPI, that can be used by:
    * Interactive documentation systems.

            // When
            byte[] bytes = message.toByteArray();

            // Then
            assertNotNull(bytes);
            // Verify that the version field (8 bytes) is not present
            assertEquals(48, bytes.length); // Should be minimum size
        }
    }

    @Nested
    @DisplayName("String Representation Tests")
    class StringRepresentationTests {

        @Test

    * Check that it has a required attribute `price` that has to be a `float`.
    * Check that it has an optional attribute `is_offer`, that should be a `bool`, if present.
    * All this would also work for deeply nested JSON objects.
* Convert from and to JSON automatically.
* Document everything with OpenAPI, that can be used by:
    * Interactive documentation systems.

   * entire stream. To avoid a potentially expensive operation, see {@link #sizeIfKnown}.
   *
   * <p>The default implementation calls {@link #sizeIfKnown} and returns the value if present. If
   * absent, it will fall back to a heavyweight operation that will open a stream, read (or {@link
   * InputStream#skip(long) skip}, if possible) to the end of the stream and return the total number