- cookies
            - client
            - state
            - url_for
            - client_state
            - application_state
            - receive
            - send
            - accept
            - receive_text
            - receive_bytes
            - receive_json
            - iter_text
            - iter_bytes
            - iter_json
            - send_text
            - send_bytes

    return new ImmutableMapEntrySet.RegularEntrySet<>(this, entries);
  }

  @Override
  public void forEach(BiConsumer<? super K, ? super V> action) {
    checkNotNull(action);
    entries.forEach(e -> action.accept(e.getKey(), e.getValue()));
  }

  @Override
  ImmutableSet<K> createKeySet() {
    return new ImmutableMapKeySet<>(this);
  }

  @Override
  ImmutableCollection<V> createValues() {

If an incoming request does not validate correctly then a `400` response will be sent.

## `GZipMiddleware`

Handles GZip responses for any request that includes `"gzip"` in the `Accept-Encoding` header.

The middleware will handle both standard and streaming responses.

{* ../../docs_src/advanced_middleware/tutorial003.py hl[2,6] *}

The following arguments are supported:

                .stream(out -> {
                    try (final Writer writer = new BufferedWriter(new OutputStreamWriter(out.stream(), Constants.CHARSET_UTF_8))) {
                        writeCall.accept(writer);
                        writer.flush();
                    }
                });
    }

                .stream(out -> {
                    try (final Writer writer = new BufferedWriter(new OutputStreamWriter(out.stream(), Constants.CHARSET_UTF_8))) {
                        writeCall.accept(writer);
                        writer.flush();
                    } catch (final Exception e) {
                        logger.warn("Failed to write {} to response.", id, e);
                    }
                });

var errSftpPublicKeyWithoutCert = errors.New("public key authentication without certificate is not accepted")

// error returned in SFTP when user used certificate which does not contain principal(s)
var errSftpCertWithoutPrincipals = errors.New("certificates without principal(s) are not accepted")

// error returned when group name contains reserved characters

                        MethodUtil.invoke(method, instance);
                    }
                }
            }

            if (destroyer != null) {
                destroyer.accept(instance);
            }
        }
    }

    protected static class ComponentDef<T> {
        protected Class<T> cls;

        protected Consumer<T> initializer;

		{"000000000000bogus", 0, "invalid byte in chunk length"},
		{"00000000000000000", 0, "http chunk length too large"}, // could accept if we wanted
		{"10000000000000000", 0, "http chunk length too large"},
		{"00000000000000001", 0, "http chunk length too large"}, // could accept if we wanted
	}
	for i := uint64(0); i <= 1234; i++ {
		tests = append(tests, testCase{in: fmt.Sprintf("%x", i), want: i})
	}

}

// Also unacceptable
String value = getSomeProperty().getOrElse("convention")

// This should be always:
String value = getSomeProperty().get()
```

## Status

ACCEPTED

## Consequences

            fieldRuleMap.put("access", "//address/item/access");
            fieldRuleMap.put("image", "//address/item/image/@file");
            fieldRuleMap.put("email", "//address/item/access[@kind='email']");
            fieldRuleMap.put("url", "//address/item/access[@kind='url']");
            fieldRuleMap.put("tel", "//address/item/access[@kind='tel']");
            xmlTransformer.setFieldRuleMap(fieldRuleMap);