* queue. If may return a nonzero value after the web socket has been canceled; this indicates
   * that enqueued messages were not transmitted.
   */
  fun queueSize(): Long

  /**
   * Attempts to enqueue `text` to be UTF-8 encoded and sent as a the data of a text (type `0x1`)
   * message.
   *

     * @return an OptionalEntity containing the mapping item if found, empty otherwise
     */
    @Override
    public OptionalEntity<CharMappingItem> get(final long id) {
        if (mappingItemList == null) {
            reload(null);
        }

        for (final CharMappingItem mappingItem : mappingItemList) {
            if (id == mappingItem.getId()) {

   *     State#TERMINATED} when this method is called then this will throw an IllegalStateException.
   * @since 15.0
   */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  void awaitRunning(long timeout, TimeUnit unit) throws TimeoutException;

  /**
   * Waits for the {@link Service} to reach the {@linkplain State#TERMINATED terminated state}.
   *

### `scope` { #scope }

The spec also says that the client can send another form field "`scope`".

The form field name is `scope` (in singular), but it is actually a long string with "scopes" separated by spaces.

Each "scope" is just a string (without spaces).

They are normally used to declare specific security permissions, for example:

     * Waits for the crawling process to terminate for a specified duration.
     * @param millis The maximum time to wait in milliseconds. A value of 0 means wait indefinitely.
     */
    public void awaitTermination(final long millis) {
        if (parentThread != null) {
            try {
                parentThread.join(millis);
            } catch (final InterruptedException e) {

  }

  fun shutdownOutput() {
    javaNetSocket.shutdownOutput()
  }

  /** Sleeps [nanos], throwing if the socket is closed before that period has elapsed. */
  fun sleepWhileOpen(nanos: Long) {
    var ms = nanos / 1_000_000L
    val ns = nanos - (ms * 1_000_000L)

    while (ms > 100) {
      Thread.sleep(100)
      if (javaNetSocket.isClosed) throw InterruptedIOException("socket closed")

    }
    return false;
  }

  @Override
  public String toString() {
    return forwardOrder + ".reverse()";
  }

  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

 *
 * @see java.io.Serializable
 */
public class RequestHeader implements Serializable {

    private static final long serialVersionUID = 1L;

    /**
     * The name of the request header.
     */
    private String name;

    /**
     * The value of the request header.
     */
    private String value;

    /**

    }

    // Test with engine that has very long class name
    public void test_add_longClassName() {
        VeryLongClassNameScriptEngineImplementation engine = new VeryLongClassNameScriptEngineImplementation();
        scriptEngineFactory.add("short", engine);

        // Should be accessible by long class name

        // Capability (4 bytes)
        bb.putInt(capability);

        // Reserved (4 bytes) - must be 0
        bb.putInt(0);

        // LinkSpeed (8 bytes) - in bits per second
        bb.putLong((long) linkSpeed * 1000000L);

        // SockAddr_Storage (128 bytes)
        encodeSockaddr(buffer, 24);

        return buffer;
    }

    /**
     * Parse network interface info from encoded bytes