try ( SmbWatchHandle w = this.base.watch(FileNotifyInformation.FILE_NOTIFY_CHANGE_ATTRIBUTES, false) ) {
            setupWatch(w);
            w.close();
            Future<List<FileNotifyInformation>> f = this.future;
            assertNotNull(f);
            f.get(5, TimeUnit.SECONDS);
        }
    }


    @Test

```Python hl_lines="81-83"
{!> ../../docs_src/websockets/tutorial003.py!}
```

////

To try it out:

* Open the app with several browser tabs.
* Write messages from them.
* Then close one of the tabs.

That will raise the `WebSocketDisconnect` exception, and all the other clients will receive a message like:

```
Client #1596980209979 left the chat
```

/// tip

		if err != nil {
			return nil, err
		}
		err = pprof.StartCPUProfile(f)
		if err != nil {
			return nil, err
		}
		prof.stopFn = func() ([]byte, error) {
			pprof.StopCPUProfile()
			err := f.Close()
			if err != nil {
				return nil, err
			}
			defer RemoveAll(dirPath)
			return ioutilx.ReadFile(fn)
		}
	case madmin.ProfilerCPUIO:
		// at 10k or more goroutines fgprof is likely to become

            derToken = ASN1Util.as(ASN1TaggedObject.class, stream);
            if ( derToken.getTagClass() != BERTags.APPLICATION )
                throw new PACDecodingException("Malformed kerberos ticket");
            stream.close();
        }
        catch ( IOException e ) {
            throw new PACDecodingException("Malformed kerberos ticket", e);
        }

        ASN1Sequence sequence;
        try {

             * because we might close the socket during a
             * request. However the chances are slim and the
             * retry code should ensure the overall request
             * is serviced. The alternative complicates things
             * more than I think is worth it.
             */

            if ( this.socket != null ) {
                this.socket.close();
                this.socket = null;

          pos++ // Consume '"' open quote.
          val parameterStart = pos
          pos = value.indexOf('"', pos)
          parameter = value.substring(parameterStart, pos)
          pos++ // Consume '"' close quote (if necessary).
        } else {
          // Unquoted string.
          val parameterStart = pos
          pos = value.indexOfElement(",;", pos)
          parameter = value.substring(parameterStart, pos).trim()

    File tempFile = createTempFile();
    PrintWriter writer = new PrintWriter(tempFile, "UTF-8");
    writer.println("rud a chur ar an méar fhada");
    writer.close();

    // First check that we can't find it without setting the context loader.
    // This is a sanity check that the test doesn't spuriously pass because
    // the resource is visible to the system class loader.

                if (offerBasic) {
                    response.addHeader("WWW-Authenticate", "Basic realm=\"" +
                            realm + "\"");
                }
                response.setHeader("Connection", "close");
                response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
                response.flushBuffer();
                return;
            }
            HttpSession ssn = request.getSession();

        while (!isFinished.get() && queue.isEmpty()) {
            addDocumentToQueue();
        }

        return queue.poll();
    }

    @Override
    public void close() {
        isFinished.set(true);
        queue.clear();
    }

    public void setScrollSize(final int scrollSize) {
        this.scrollSize = scrollSize;
    }

	server := httptest.NewServer(handler)
	url, _ := url.Parse(server.URL)
	return server, url
}

func Test_flagState_run(t *testing.T) {
	server, url := setupHTTPServer()
	defer server.Close()

	ctrzClientNoScopejHandler := &ControlzClient{
		baseURL:    url,
		httpClient: &http.Client{},
	}
	tests := []struct {
		name    string
		state   flagState
		want    string
		wantErr bool