startUp();
                  notifyStarted();
                  // If stopAsync() is called while starting we may be in the STOPPING state in
                  // which case we should skip right down to shutdown.
                  if (isRunning()) {
                    try {
                      AbstractExecutionThreadService.this.run();
                    } catch (Throwable t) {

     * expires an encapsulating TransportException will be thrown from connect
     * and the transport will be in error.
     */

    protected abstract void doConnect() throws Exception;

    /* Tear down a connection. If the hard parameter is true, the diconnection
     * procedure should not initiate or wait for any outstanding requests on
     * this transport.
     */

 * thrown away immediately once repository system was created and there is no need for more instances. If new
 * repository system instance needed, new instance of this class must be created. For proper shut down of returned
 * repository system instance(s) use {@link RepositorySystem#shutdown()} method on supplied instance(s).
 * <p>

   *
   * @param code Status code as defined by
   *     [Section 7.4 of RFC 6455](http://tools.ietf.org/html/rfc6455#section-7.4).
   * @param reason Reason for shutting down, no longer than 123 bytes of UTF-8 encoded data (**not** characters) or null.
   * @throws IllegalArgumentException if [code] is invalid or [reason] is too long.
   */
  fun close(
    code: Int,
    reason: String?,

-socks:before{content:"\f696"}.fa-solar-panel:before{content:"\f5ba"}.fa-sort:before{content:"\f0dc"}.fa-sort-alpha-down:before{content:"\f15d"}.fa-sort-alpha-down-alt:before{content:"\f881"}.fa-sort-alpha-up:before{content:"\f15e"}.fa-sort-alpha-up-alt:before{content:"\f882"}.fa-sort-amount-down:before{content:"\f160"}.fa-sort-amount-down-alt:before{content:"\f884"}.fa-sort-amount-up:before{content:"\f161"}.fa-sort-amount-up-alt:before{content:"\f885"}.fa-sort-down:before{content:"\f0dd"}.fa-so...

            response.closeQuietly()
            exchange?.webSocketUpgradeFailed()
            return
          }

          // Apply the extensions. If they're unacceptable initiate a graceful shut down.
          // TODO(jwilson): Listeners should get onFailure() instead of onClosing() + onClosed(1010).
          val extensions = WebSocketExtensions.parse(response.headers)
          ******@****.***ions = extensions

{!../../docs_src/path_params/tutorial005.py!}
```

### Testen Sie es in der API-Dokumentation

Weil die erlaubten Werte für den *Pfad-Parameter* nun vordefiniert sind, kann die interaktive Dokumentation sie als Auswahl-Drop-Down anzeigen:

<img src="/img/tutorial/path-params/image03.png">

### Mit Python-*<abbr title="Enumeration – Aufzählung">Enums</abbr>* arbeiten

    return isRunning ? ticker.read() - startTick + elapsedNanos : elapsedNanos;
  }

  /**
   * Returns the current elapsed time shown on this stopwatch, expressed in the desired time unit,
   * with any fraction rounded down.
   *
   * <p><b>Note:</b> the overhead of measurement can be more than a microsecond, so it is generally
   * not useful to specify {@link TimeUnit#NANOSECONDS} precision here.
   *

   * a {@link MoveDesc}. The first one is the element that was previously at the end of the heap and
   * is now at some position before {@code index}. The second element is the one that was swapped
   * down to replace the element at {@code index}. This fact is used by iterator.remove so as to
   * visit elements during a traversal once and only once.
   */
  @VisibleForTesting
  @CanIgnoreReturnValue
  @CheckForNull

	bufferPool  sync.Pool       // pool of []byte objects for input
	kvDstPool   sync.Pool       // pool of []jstream.KV used for output
	close       chan struct{}   // used for shutting down the splitter before end of stream
	readerWg    sync.WaitGroup  // used to keep track of async reader.
}

// queueItem is an item in the queue.
type queueItem struct {