}, {
		header:  &Header{Xattrs: map[string]string{"foo": "bar"}},
		paxHdrs: map[string]string{paxSchilyXattr + "foo": "bar"},
		formats: FormatPAX,
	}, {
		header:  &Header{Xattrs: map[string]string{"foo": "bar"}, Format: FormatGNU},
		paxHdrs: map[string]string{paxSchilyXattr + "foo": "bar"},
		formats: FormatUnknown,
	}, {
		header:  &Header{Xattrs: map[string]string{"用戶名": "\x00hello"}},

  public void putAll(Map<? extends TypeToken<? extends @NonNull B>, ? extends B> map) {
    throw new UnsupportedOperationException("Please use putInstance() instead.");
  }

  @Override
  public Set<Entry<TypeToken<? extends @NonNull B>, B>> entrySet() {
    return UnmodifiableEntry.transformEntries(super.entrySet());
  }

  @Override
  protected Map<TypeToken<? extends @NonNull B>, B> delegate() {

    @Override
    protected Map<AnEnum, String> create(Entry<AnEnum, String>[] entries) {
      Map<AnEnum, String> map = new HashMap<>();
      for (Entry<AnEnum, String> entry : entries) {
        checkNotNull(entry);
        map.put(entry.getKey(), entry.getValue());
      }
      return Maps.immutableEnumMap(map);
    }
  }

  static <K extends @Nullable Object, V extends @Nullable Object> void writeMap(
      Map<K, V> map, ObjectOutputStream stream) throws IOException {
    stream.writeInt(map.size());
    for (Map.Entry<K, V> entry : map.entrySet()) {
      stream.writeObject(entry.getKey());
      stream.writeObject(entry.getValue());
    }
  }

  /**
   * Populates a map by reading an input stream, as part of deserialization. See {@link #writeMap}

            Map<String, Object> doc = result.getDocumentList().get(i);
            assertEquals(String.valueOf(i), doc.get("id"));
            assertEquals(i, doc.get("index"));
        }
    }

    public void test_toString() {
        // Test toString method
        Map<String, Object> doc = new HashMap<>();
        doc.put("key", "value");

    private final RegularImmutableMap<K, ?> map;

    KeySet(RegularImmutableMap<K, ?> map) {
      this.map = map;
    }

    @Override
    K get(int index) {
      return map.entries[index].getKey();
    }

    @Override
    public boolean contains(@Nullable Object object) {
      return map.containsKey(object);
    }

    @Override
    boolean isPartialView() {

        }
    }

    private Map<String, Object> getContextMap() {
        HashMap<String, Object> map = mapPool.poll();
        if (map == null) {
            map = new HashMap<>();
        } else {
            map.clear();
        }
        return map;
    }

    private void returnContextMap(Map<String, Object> map) {
        if (map instanceof HashMap && map.size() < 20) { // Avoid keeping very large maps

  @VisibleForTesting
  @Nullable Map<K, V> delegateOrNull() {
    if (table instanceof Map) {
      return (Map<K, V>) table;
    }
    return null;
  }

  Map<K, V> createHashFloodingResistantDelegate(int tableSize) {
    return new LinkedHashMap<>(tableSize, 1.0f);
  }

  @CanIgnoreReturnValue
  Map<K, V> convertToHashFloodingResistantImplementation() {

            }
            for (final String labelTypeValue : labelList) {
                for (final Map<String, String> map : labelTypeItems) {
                    if (map.get(Constants.ITEM_VALUE).equals(labelTypeValue)) {
                        buf.append(' ');
                        buf.append(map.get(Constants.ITEM_LABEL));
                        break;
                    }
                }
            }

        return connection.getRequestProperty(key);
    }

    @Override
    public Map getRequestProperties() {
        final Map map = new HashMap();
        final Iterator entries = requestProperties.entrySet().iterator();
        while (entries.hasNext()) {
            final Map.Entry entry = (Map.Entry) entries.next();
            map.put(entry.getKey(), Collections.unmodifiableList((List) entry.getValue()));
        }